./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 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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-?-6c24879 [2022-07-12 15:16:55,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:16:55,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:16:55,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:16:55,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:16:55,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:16:55,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:16:55,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:16:55,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:16:55,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:16:55,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:16:55,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:16:55,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:16:55,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:16:55,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:16:55,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:16:55,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:16:55,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:16:55,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:16:55,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:16:55,411 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:16:55,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:16:55,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:16:55,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:16:55,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:16:55,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:16:55,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:16:55,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:16:55,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:16:55,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:16:55,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:16:55,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:16:55,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:16:55,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:16:55,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:16:55,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:16:55,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:16:55,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:16:55,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:16:55,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:16:55,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:16:55,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:16:55,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 15:16:55,448 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:16:55,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:16:55,451 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:16:55,451 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:16:55,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:16:55,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:16:55,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:16:55,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:16:55,452 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:16:55,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:16:55,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 15:16:55,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:16:55,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:16:55,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:16:55,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:16:55,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:16:55,454 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:16:55,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:16:55,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:16:55,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:16:55,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:16:55,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:16:55,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:16:55,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:16:55,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:16:55,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 15:16:55,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 15:16:55,457 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:16:55,457 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:16:55,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:16:55,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-12 15:16:55,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:16:55,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:16:55,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:16:55,652 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:16:55,653 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:16:55,654 INFO L432 ainManager$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 [2022-07-12 15:16:55,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25545714d/6f9cf36b3f42429386760011bd44035c/FLAG5e073f3b7 [2022-07-12 15:16:56,486 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:16:56,487 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 [2022-07-12 15:16:56,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25545714d/6f9cf36b3f42429386760011bd44035c/FLAG5e073f3b7 [2022-07-12 15:16:56,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25545714d/6f9cf36b3f42429386760011bd44035c [2022-07-12 15:16:56,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:16:56,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:16:56,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:16:56,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:16:56,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:16:56,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:16:56" (1/1) ... [2022-07-12 15:16:56,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d29392e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:16:56, skipping insertion in model container [2022-07-12 15:16:56,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:16:56" (1/1) ... [2022-07-12 15:16:56,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:16:56,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:16:59,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-12 15:16:59,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-12 15:16:59,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-12 15:16:59,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-12 15:16:59,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:16:59,662 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:16:59,797 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) [2022-07-12 15:16:59,801 INFO L158 Benchmark]: Toolchain (without parser) took 3231.53ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 63.6MB in the beginning and 73.1MB in the end (delta: -9.6MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2022-07-12 15:16:59,802 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 15:16:59,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3229.99ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 63.4MB in the beginning and 73.1MB in the end (delta: -9.8MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2022-07-12 15:16:59,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3229.99ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 63.4MB in the beginning and 73.1MB in the end (delta: -9.8MB). Peak memory consumption was 81.4MB. 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-?-6c24879 [2022-07-12 15:17:01,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:17:01,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:17:01,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:17:01,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:17:01,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:17:01,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:17:01,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:17:01,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:17:01,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:17:01,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:17:01,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:17:01,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:17:01,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:17:01,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:17:01,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:17:01,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:17:01,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:17:01,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:17:01,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:17:01,466 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:17:01,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:17:01,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:17:01,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:17:01,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:17:01,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:17:01,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:17:01,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:17:01,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:17:01,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:17:01,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:17:01,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:17:01,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:17:01,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:17:01,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:17:01,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:17:01,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:17:01,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:17:01,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:17:01,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:17:01,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:17:01,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:17:01,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 15:17:01,505 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:17:01,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:17:01,507 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:17:01,507 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:17:01,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:17:01,508 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:17:01,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:17:01,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:17:01,509 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:17:01,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:17:01,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:17:01,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:17:01,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:17:01,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:17:01,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 15:17:01,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 15:17:01,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 15:17:01,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:17:01,511 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:17:01,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:17:01,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:17:01,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:17:01,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:17:01,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:17:01,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:17:01,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:17:01,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:17:01,513 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 15:17:01,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 15:17:01,513 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:17:01,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:17:01,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:17:01,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 15:17:01,513 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-12 15:17:01,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:17:01,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:17:01,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:17:01,791 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:17:01,792 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:17:01,793 INFO L432 ainManager$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 [2022-07-12 15:17:01,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9394663da/a083035919ea468fb46f79a003bd5652/FLAGc9df29d73 [2022-07-12 15:17:02,587 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:17:02,588 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 [2022-07-12 15:17:02,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9394663da/a083035919ea468fb46f79a003bd5652/FLAGc9df29d73 [2022-07-12 15:17:03,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9394663da/a083035919ea468fb46f79a003bd5652 [2022-07-12 15:17:03,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:17:03,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:17:03,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:17:03,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:17:03,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:17:03,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:17:03" (1/1) ... [2022-07-12 15:17:03,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f3e87ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:03, skipping insertion in model container [2022-07-12 15:17:03,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:17:03" (1/1) ... [2022-07-12 15:17:03,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:17:03,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:17:06,515 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,518 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,518 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,519 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:17:06,619 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 15:17:06,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:17:06,958 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,959 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,959 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,959 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:06,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:17:06,979 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:17:07,321 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:07,321 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:07,322 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:07,322 WARN L230 ndardFunctionHandler]: Function 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] [2022-07-12 15:17:07,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:17:07,731 INFO L208 MainTranslator]: Completed translation [2022-07-12 15:17:07,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07 WrapperNode [2022-07-12 15:17:07,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 15:17:07,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 15:17:07,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 15:17:07,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 15:17:07,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:07,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,139 INFO L137 Inliner]: procedures = 677, calls = 4677, calls flagged for inlining = 358, calls inlined = 345, statements flattened = 10154 [2022-07-12 15:17:08,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 15:17:08,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 15:17:08,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 15:17:08,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 15:17:08,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 15:17:08,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 15:17:08,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 15:17:08,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 15:17:08,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (1/1) ... [2022-07-12 15:17:08,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:17:08,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 15:17:08,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 15:17:08,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 15:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 15:17:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 15:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-12 15:17:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-12 15:17:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2022-07-12 15:17:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2022-07-12 15:17:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-12 15:17:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-12 15:17:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2022-07-12 15:17:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2022-07-12 15:17:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 15:17:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 15:17:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-12 15:17:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-12 15:17:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2022-07-12 15:17:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2022-07-12 15:17:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2022-07-12 15:17:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2022-07-12 15:17:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2022-07-12 15:17:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2022-07-12 15:17:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2022-07-12 15:17:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2022-07-12 15:17:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 15:17:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 15:17:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2022-07-12 15:17:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2022-07-12 15:17:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 15:17:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 15:17:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-12 15:17:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-12 15:17:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-12 15:17:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-12 15:17:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2022-07-12 15:17:08,575 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2022-07-12 15:17:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2022-07-12 15:17:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2022-07-12 15:17:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 15:17:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 15:17:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 15:17:08,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 15:17:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 15:17:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 15:17:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 15:17:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 15:17:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2022-07-12 15:17:08,577 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2022-07-12 15:17:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 15:17:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 15:17:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 15:17:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 15:17:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-12 15:17:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-12 15:17:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2022-07-12 15:17:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2022-07-12 15:17:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 15:17:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 15:17:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 15:17:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-07-12 15:17:08,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-07-12 15:17:08,579 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-12 15:17:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-12 15:17:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2022-07-12 15:17:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2022-07-12 15:17:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 15:17:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 15:17:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 15:17:08,580 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2022-07-12 15:17:08,580 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2022-07-12 15:17:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2022-07-12 15:17:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2022-07-12 15:17:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2022-07-12 15:17:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2022-07-12 15:17:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 15:17:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 15:17:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2022-07-12 15:17:08,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2022-07-12 15:17:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2022-07-12 15:17:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2022-07-12 15:17:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2022-07-12 15:17:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2022-07-12 15:17:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2022-07-12 15:17:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2022-07-12 15:17:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2022-07-12 15:17:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2022-07-12 15:17:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 15:17:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 15:17:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2022-07-12 15:17:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2022-07-12 15:17:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 15:17:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 15:17:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2022-07-12 15:17:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2022-07-12 15:17:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2022-07-12 15:17:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2022-07-12 15:17:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 15:17:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 15:17:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2022-07-12 15:17:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2022-07-12 15:17:08,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 15:17:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 15:17:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-12 15:17:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-12 15:17:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2022-07-12 15:17:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2022-07-12 15:17:08,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-12 15:17:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-12 15:17:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-07-12 15:17:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-07-12 15:17:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 15:17:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 15:17:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2022-07-12 15:17:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2022-07-12 15:17:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-12 15:17:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-12 15:17:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2022-07-12 15:17:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2022-07-12 15:17:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 15:17:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 15:17:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 15:17:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-12 15:17:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-12 15:17:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 15:17:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 15:17:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 15:17:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2022-07-12 15:17:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2022-07-12 15:17:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-07-12 15:17:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-07-12 15:17:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 15:17:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 15:17:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 15:17:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 15:17:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 15:17:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 15:17:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 15:17:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 15:17:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 15:17:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 15:17:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2022-07-12 15:17:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2022-07-12 15:17:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2022-07-12 15:17:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2022-07-12 15:17:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-12 15:17:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-12 15:17:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2022-07-12 15:17:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2022-07-12 15:17:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2022-07-12 15:17:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2022-07-12 15:17:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 15:17:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 15:17:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2022-07-12 15:17:08,592 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2022-07-12 15:17:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 15:17:08,592 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 15:17:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-12 15:17:08,592 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-12 15:17:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 15:17:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-12 15:17:08,593 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-12 15:17:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2022-07-12 15:17:08,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2022-07-12 15:17:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-12 15:17:08,593 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-12 15:17:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-12 15:17:08,593 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-12 15:17:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 15:17:08,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 15:17:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2022-07-12 15:17:08,594 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2022-07-12 15:17:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 15:17:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2022-07-12 15:17:08,594 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2022-07-12 15:17:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 15:17:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 15:17:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2022-07-12 15:17:08,595 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2022-07-12 15:17:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 15:17:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 15:17:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 15:17:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 15:17:08,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 15:17:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2022-07-12 15:17:08,596 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2022-07-12 15:17:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-07-12 15:17:08,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-07-12 15:17:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2022-07-12 15:17:08,597 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2022-07-12 15:17:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 15:17:08,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 15:17:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2022-07-12 15:17:08,597 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2022-07-12 15:17:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-12 15:17:08,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-12 15:17:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2022-07-12 15:17:08,598 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2022-07-12 15:17:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2022-07-12 15:17:08,598 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2022-07-12 15:17:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-12 15:17:08,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-12 15:17:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2022-07-12 15:17:08,599 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2022-07-12 15:17:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 15:17:08,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 15:17:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2022-07-12 15:17:08,599 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2022-07-12 15:17:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 15:17:08,600 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 15:17:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-12 15:17:08,600 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-12 15:17:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-07-12 15:17:08,600 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-07-12 15:17:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2022-07-12 15:17:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2022-07-12 15:17:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2022-07-12 15:17:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2022-07-12 15:17:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 15:17:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 15:17:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2022-07-12 15:17:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2022-07-12 15:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-12 15:17:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-12 15:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-12 15:17:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-12 15:17:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2022-07-12 15:17:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2022-07-12 15:17:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2022-07-12 15:17:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2022-07-12 15:17:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 15:17:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 15:17:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 15:17:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 15:17:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 15:17:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 15:17:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 15:17:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2022-07-12 15:17:08,604 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2022-07-12 15:17:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 15:17:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2022-07-12 15:17:08,605 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2022-07-12 15:17:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-12 15:17:08,605 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-12 15:17:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2022-07-12 15:17:08,605 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2022-07-12 15:17:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-12 15:17:08,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-12 15:17:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 15:17:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 15:17:08,606 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2022-07-12 15:17:08,606 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2022-07-12 15:17:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 15:17:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 15:17:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 15:17:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2022-07-12 15:17:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2022-07-12 15:17:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 15:17:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 15:17:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 15:17:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 15:17:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 15:17:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 15:17:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 15:17:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 15:17:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 15:17:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 15:17:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2022-07-12 15:17:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2022-07-12 15:17:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 15:17:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 15:17:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_63 [2022-07-12 15:17:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_63 [2022-07-12 15:17:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2022-07-12 15:17:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2022-07-12 15:17:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-07-12 15:17:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-07-12 15:17:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-12 15:17:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-12 15:17:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2022-07-12 15:17:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2022-07-12 15:17:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-12 15:17:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-12 15:17:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2022-07-12 15:17:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2022-07-12 15:17:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:17:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:17:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2022-07-12 15:17:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2022-07-12 15:17:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 15:17:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 15:17:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2022-07-12 15:17:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2022-07-12 15:17:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-12 15:17:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-12 15:17:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2022-07-12 15:17:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2022-07-12 15:17:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2022-07-12 15:17:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2022-07-12 15:17:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2022-07-12 15:17:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2022-07-12 15:17:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-12 15:17:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-12 15:17:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 15:17:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 15:17:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_72 [2022-07-12 15:17:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_72 [2022-07-12 15:17:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2022-07-12 15:17:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2022-07-12 15:17:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 15:17:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 15:17:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 15:17:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 15:17:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 15:17:08,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 15:17:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2022-07-12 15:17:08,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2022-07-12 15:17:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2022-07-12 15:17:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2022-07-12 15:17:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2022-07-12 15:17:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2022-07-12 15:17:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2022-07-12 15:17:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2022-07-12 15:17:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2022-07-12 15:17:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2022-07-12 15:17:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2022-07-12 15:17:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2022-07-12 15:17:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 15:17:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 15:17:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2022-07-12 15:17:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2022-07-12 15:17:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2022-07-12 15:17:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2022-07-12 15:17:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2022-07-12 15:17:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2022-07-12 15:17:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2022-07-12 15:17:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2022-07-12 15:17:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2022-07-12 15:17:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2022-07-12 15:17:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2022-07-12 15:17:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2022-07-12 15:17:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-12 15:17:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-12 15:17:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2022-07-12 15:17:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2022-07-12 15:17:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2022-07-12 15:17:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2022-07-12 15:17:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2022-07-12 15:17:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2022-07-12 15:17:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2022-07-12 15:17:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2022-07-12 15:17:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 15:17:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 15:17:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-12 15:17:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-12 15:17:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2022-07-12 15:17:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2022-07-12 15:17:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2022-07-12 15:17:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2022-07-12 15:17:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2022-07-12 15:17:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2022-07-12 15:17:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-12 15:17:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-12 15:17:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-12 15:17:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-12 15:17:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2022-07-12 15:17:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2022-07-12 15:17:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 15:17:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 15:17:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2022-07-12 15:17:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2022-07-12 15:17:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-12 15:17:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-12 15:17:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2022-07-12 15:17:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2022-07-12 15:17:09,733 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 15:17:09,748 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 15:17:12,596 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 15:19:17,856 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 15:19:18,438 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 15:19:18,476 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 15:19:18,476 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-12 15:19:18,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:19:18 BoogieIcfgContainer [2022-07-12 15:19:18,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 15:19:18,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 15:19:18,482 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 15:19:18,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 15:19:18,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:17:03" (1/3) ... [2022-07-12 15:19:18,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2acabbf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:19:18, skipping insertion in model container [2022-07-12 15:19:18,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:17:07" (2/3) ... [2022-07-12 15:19:18,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2acabbf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:19:18, skipping insertion in model container [2022-07-12 15:19:18,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:19:18" (3/3) ... [2022-07-12 15:19:18,490 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-12 15:19:18,500 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 15:19:18,500 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-12 15:19:18,585 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 15:19:18,590 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@68decdaa, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7bdbe975 [2022-07-12 15:19:18,591 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-12 15:19:18,602 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) [2022-07-12 15:19:18,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-07-12 15:19:18,620 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:19:18,621 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] [2022-07-12 15:19:18,622 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)] === [2022-07-12 15:19:18,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:19:18,626 INFO L85 PathProgramCache]: Analyzing trace with hash -410247399, now seen corresponding path program 1 times [2022-07-12 15:19:18,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:19:18,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [784566423] [2022-07-12 15:19:18,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:19:18,640 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:19:18,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:19:18,642 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) [2022-07-12 15:19:18,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 15:19:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:19:20,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 2379 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:19:20,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:19:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-12 15:19:21,290 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:19:21,290 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:19:21,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [784566423] [2022-07-12 15:19:21,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [784566423] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:19:21,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:19:21,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:19:21,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723386880] [2022-07-12 15:19:21,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:19:21,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:19:21,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:19:21,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:19:21,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:19:21,317 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) [2022-07-12 15:19:22,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:19:22,485 INFO L93 Difference]: Finished difference Result 9348 states and 13113 transitions. [2022-07-12 15:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:19:22,488 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 [2022-07-12 15:19:22,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:19:22,540 INFO L225 Difference]: With dead ends: 9348 [2022-07-12 15:19:22,541 INFO L226 Difference]: Without dead ends: 6197 [2022-07-12 15:19:22,564 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 [2022-07-12 15:19:22,571 INFO L413 NwaCegarLoop]: 5108 mSDtfsCounter, 4228 mSDsluCounter, 4336 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 15:19:22,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4228 Valid, 9444 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 15:19:22,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-07-12 15:19:22,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 6193. [2022-07-12 15:19:22,829 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) [2022-07-12 15:19:22,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 6193 states and 8570 transitions. [2022-07-12 15:19:22,871 INFO L78 Accepts]: Start accepts. Automaton has 6193 states and 8570 transitions. Word has length 237 [2022-07-12 15:19:22,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:19:22,875 INFO L495 AbstractCegarLoop]: Abstraction has 6193 states and 8570 transitions. [2022-07-12 15:19:22,875 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) [2022-07-12 15:19:22,875 INFO L276 IsEmpty]: Start isEmpty. Operand 6193 states and 8570 transitions. [2022-07-12 15:19:22,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-07-12 15:19:22,883 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:19:22,884 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] [2022-07-12 15:19:22,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 15:19:23,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:19:23,100 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)] === [2022-07-12 15:19:23,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:19:23,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1794453411, now seen corresponding path program 1 times [2022-07-12 15:19:23,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:19:23,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2015611958] [2022-07-12 15:19:23,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:19:23,102 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:19:23,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:19:23,106 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) [2022-07-12 15:19:23,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 15:19:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:19:25,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:19:25,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:19:25,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-12 15:19:25,711 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:19:25,711 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:19:25,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2015611958] [2022-07-12 15:19:25,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2015611958] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:19:25,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:19:25,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:19:25,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152162829] [2022-07-12 15:19:25,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:19:25,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:19:25,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:19:25,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:19:25,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:19:25,713 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) [2022-07-12 15:19:26,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:19:26,627 INFO L93 Difference]: Finished difference Result 18429 states and 25528 transitions. [2022-07-12 15:19:26,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:19:26,628 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 [2022-07-12 15:19:26,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:19:26,700 INFO L225 Difference]: With dead ends: 18429 [2022-07-12 15:19:26,700 INFO L226 Difference]: Without dead ends: 12279 [2022-07-12 15:19:26,731 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 [2022-07-12 15:19:26,732 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 [2022-07-12 15:19:26,732 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] [2022-07-12 15:19:26,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12279 states. [2022-07-12 15:19:27,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12279 to 12250. [2022-07-12 15:19:27,061 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) [2022-07-12 15:19:27,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12250 states to 12250 states and 16975 transitions. [2022-07-12 15:19:27,118 INFO L78 Accepts]: Start accepts. Automaton has 12250 states and 16975 transitions. Word has length 241 [2022-07-12 15:19:27,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:19:27,119 INFO L495 AbstractCegarLoop]: Abstraction has 12250 states and 16975 transitions. [2022-07-12 15:19:27,129 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) [2022-07-12 15:19:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 12250 states and 16975 transitions. [2022-07-12 15:19:27,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-12 15:19:27,134 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:19:27,135 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] [2022-07-12 15:19:27,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 15:19:27,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:19:27,347 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)] === [2022-07-12 15:19:27,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:19:27,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1906340829, now seen corresponding path program 1 times [2022-07-12 15:19:27,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:19:27,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791311807] [2022-07-12 15:19:27,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:19:27,350 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:19:27,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:19:27,355 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) [2022-07-12 15:19:27,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 15:19:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:19:29,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 2469 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:19:29,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:19:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-12 15:19:30,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:19:30,165 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:19:30,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1791311807] [2022-07-12 15:19:30,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1791311807] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:19:30,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:19:30,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:19:30,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836473991] [2022-07-12 15:19:30,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:19:30,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:19:30,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:19:30,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:19:30,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:19:30,167 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) [2022-07-12 15:19:31,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:19:31,083 INFO L93 Difference]: Finished difference Result 36372 states and 50419 transitions. [2022-07-12 15:19:31,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:19:31,084 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 [2022-07-12 15:19:31,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:19:31,234 INFO L225 Difference]: With dead ends: 36372 [2022-07-12 15:19:31,234 INFO L226 Difference]: Without dead ends: 24165 [2022-07-12 15:19:31,303 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 [2022-07-12 15:19:31,305 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, 0.3s IncrementalHoareTripleChecker+Time [2022-07-12 15:19:31,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 9790 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-12 15:19:31,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24165 states. [2022-07-12 15:19:32,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24165 to 24116. [2022-07-12 15:19:32,119 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) [2022-07-12 15:19:32,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24116 states to 24116 states and 33441 transitions. [2022-07-12 15:19:32,233 INFO L78 Accepts]: Start accepts. Automaton has 24116 states and 33441 transitions. Word has length 253 [2022-07-12 15:19:32,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:19:32,234 INFO L495 AbstractCegarLoop]: Abstraction has 24116 states and 33441 transitions. [2022-07-12 15:19:32,234 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) [2022-07-12 15:19:32,235 INFO L276 IsEmpty]: Start isEmpty. Operand 24116 states and 33441 transitions. [2022-07-12 15:19:32,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-12 15:19:32,242 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:19:32,242 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] [2022-07-12 15:19:32,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 15:19:32,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:19:32,455 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)] === [2022-07-12 15:19:32,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:19:32,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1139698583, now seen corresponding path program 1 times [2022-07-12 15:19:32,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:19:32,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [464327853] [2022-07-12 15:19:32,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:19:32,458 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:19:32,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:19:32,468 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) [2022-07-12 15:19:32,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 15:19:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:19:34,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 2599 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:19:34,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:19:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1542 trivial. 0 not checked. [2022-07-12 15:19:35,216 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:19:35,217 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:19:35,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [464327853] [2022-07-12 15:19:35,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [464327853] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:19:35,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:19:35,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:19:35,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030249391] [2022-07-12 15:19:35,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:19:35,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:19:35,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:19:35,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:19:35,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:19:35,218 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) [2022-07-12 15:19:37,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:19:37,534 INFO L93 Difference]: Finished difference Result 53328 states and 73680 transitions. [2022-07-12 15:19:37,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:19:37,534 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 [2022-07-12 15:19:37,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:19:37,656 INFO L225 Difference]: With dead ends: 53328 [2022-07-12 15:19:37,656 INFO L226 Difference]: Without dead ends: 29255 [2022-07-12 15:19:37,723 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 [2022-07-12 15:19:37,724 INFO L413 NwaCegarLoop]: 5001 mSDtfsCounter, 3324 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 15:19:37,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3324 Valid, 9308 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 15:19:37,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29255 states. [2022-07-12 15:19:38,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29255 to 29224. [2022-07-12 15:19:38,546 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) [2022-07-12 15:19:38,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29224 states to 29224 states and 40134 transitions. [2022-07-12 15:19:38,660 INFO L78 Accepts]: Start accepts. Automaton has 29224 states and 40134 transitions. Word has length 268 [2022-07-12 15:19:38,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:19:38,664 INFO L495 AbstractCegarLoop]: Abstraction has 29224 states and 40134 transitions. [2022-07-12 15:19:38,664 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) [2022-07-12 15:19:38,664 INFO L276 IsEmpty]: Start isEmpty. Operand 29224 states and 40134 transitions. [2022-07-12 15:19:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-12 15:19:38,669 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:19:38,669 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] [2022-07-12 15:19:38,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 15:19:38,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:19:38,895 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)] === [2022-07-12 15:19:38,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:19:38,896 INFO L85 PathProgramCache]: Analyzing trace with hash -670162885, now seen corresponding path program 1 times [2022-07-12 15:19:38,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:19:38,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [367591808] [2022-07-12 15:19:38,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:19:38,898 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:19:38,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:19:38,900 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) [2022-07-12 15:19:38,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 15:19:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:19:40,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:19:40,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:19:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-12 15:19:41,603 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:19:41,603 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:19:41,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [367591808] [2022-07-12 15:19:41,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [367591808] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:19:41,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:19:41,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:19:41,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500297799] [2022-07-12 15:19:41,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:19:41,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:19:41,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:19:41,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:19:41,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:19:41,605 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) [2022-07-12 15:19:44,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:19:44,736 INFO L93 Difference]: Finished difference Result 67239 states and 91750 transitions. [2022-07-12 15:19:44,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:19:44,736 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 [2022-07-12 15:19:44,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:19:44,998 INFO L225 Difference]: With dead ends: 67239 [2022-07-12 15:19:44,998 INFO L226 Difference]: Without dead ends: 38058 [2022-07-12 15:19:45,098 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 [2022-07-12 15:19:45,099 INFO L413 NwaCegarLoop]: 4962 mSDtfsCounter, 3312 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.4s IncrementalHoareTripleChecker+Time [2022-07-12 15:19:45,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3312 Valid, 9223 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-12 15:19:45,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38058 states. [2022-07-12 15:19:46,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38058 to 38025. [2022-07-12 15:19:46,315 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) [2022-07-12 15:19:46,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38025 states to 38025 states and 51577 transitions. [2022-07-12 15:19:46,463 INFO L78 Accepts]: Start accepts. Automaton has 38025 states and 51577 transitions. Word has length 264 [2022-07-12 15:19:46,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:19:46,464 INFO L495 AbstractCegarLoop]: Abstraction has 38025 states and 51577 transitions. [2022-07-12 15:19:46,464 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) [2022-07-12 15:19:46,464 INFO L276 IsEmpty]: Start isEmpty. Operand 38025 states and 51577 transitions. [2022-07-12 15:19:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-12 15:19:46,467 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:19:46,467 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] [2022-07-12 15:19:46,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 15:19:46,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:19:46,683 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)] === [2022-07-12 15:19:46,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:19:46,684 INFO L85 PathProgramCache]: Analyzing trace with hash 261335970, now seen corresponding path program 1 times [2022-07-12 15:19:46,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:19:46,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048092125] [2022-07-12 15:19:46,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:19:46,686 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:19:46,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:19:46,688 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) [2022-07-12 15:19:46,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 15:19:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:19:48,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:19:48,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:19:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-12 15:19:49,473 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:19:49,473 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:19:49,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1048092125] [2022-07-12 15:19:49,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1048092125] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:19:49,473 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:19:49,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:19:49,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107117842] [2022-07-12 15:19:49,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:19:49,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:19:49,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:19:49,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:19:49,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:19:49,474 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) [2022-07-12 15:19:51,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:19:51,474 INFO L93 Difference]: Finished difference Result 106483 states and 144928 transitions. [2022-07-12 15:19:51,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:19:51,491 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 [2022-07-12 15:19:51,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:19:52,183 INFO L225 Difference]: With dead ends: 106483 [2022-07-12 15:19:52,199 INFO L226 Difference]: Without dead ends: 68501 [2022-07-12 15:19:52,395 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 [2022-07-12 15:19:52,397 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 [2022-07-12 15:19:52,397 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] [2022-07-12 15:19:52,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68501 states. [2022-07-12 15:19:54,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68501 to 68444. [2022-07-12 15:19:54,621 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) [2022-07-12 15:19:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68444 states to 68444 states and 93297 transitions. [2022-07-12 15:19:55,185 INFO L78 Accepts]: Start accepts. Automaton has 68444 states and 93297 transitions. Word has length 276 [2022-07-12 15:19:55,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:19:55,186 INFO L495 AbstractCegarLoop]: Abstraction has 68444 states and 93297 transitions. [2022-07-12 15:19:55,186 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) [2022-07-12 15:19:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 68444 states and 93297 transitions. [2022-07-12 15:19:55,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-12 15:19:55,189 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:19:55,190 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] [2022-07-12 15:19:55,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 15:19:55,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:19:55,408 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)] === [2022-07-12 15:19:55,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:19:55,408 INFO L85 PathProgramCache]: Analyzing trace with hash -341688145, now seen corresponding path program 1 times [2022-07-12 15:19:55,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:19:55,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801523522] [2022-07-12 15:19:55,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:19:55,411 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:19:55,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:19:55,418 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) [2022-07-12 15:19:55,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-12 15:19:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:19:57,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:19:57,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:19:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 1731 trivial. 0 not checked. [2022-07-12 15:19:58,100 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:19:58,100 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:19:58,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [801523522] [2022-07-12 15:19:58,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [801523522] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:19:58,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:19:58,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:19:58,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090517583] [2022-07-12 15:19:58,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:19:58,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:19:58,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:19:58,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:19:58,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:19:58,101 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) [2022-07-12 15:20:01,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:20:01,443 INFO L93 Difference]: Finished difference Result 203273 states and 277148 transitions. [2022-07-12 15:20:01,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:20:01,444 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 [2022-07-12 15:20:01,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:20:02,176 INFO L225 Difference]: With dead ends: 203273 [2022-07-12 15:20:02,176 INFO L226 Difference]: Without dead ends: 134928 [2022-07-12 15:20:02,570 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 [2022-07-12 15:20:02,570 INFO L413 NwaCegarLoop]: 6537 mSDtfsCounter, 4192 mSDsluCounter, 4345 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 15:20:02,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4192 Valid, 10882 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 15:20:02,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-12 15:20:06,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134924. [2022-07-12 15:20:06,482 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) [2022-07-12 15:20:07,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134924 states to 134924 states and 183813 transitions. [2022-07-12 15:20:07,177 INFO L78 Accepts]: Start accepts. Automaton has 134924 states and 183813 transitions. Word has length 293 [2022-07-12 15:20:07,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:20:07,178 INFO L495 AbstractCegarLoop]: Abstraction has 134924 states and 183813 transitions. [2022-07-12 15:20:07,178 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) [2022-07-12 15:20:07,178 INFO L276 IsEmpty]: Start isEmpty. Operand 134924 states and 183813 transitions. [2022-07-12 15:20:07,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-12 15:20:07,180 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:20:07,180 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] [2022-07-12 15:20:07,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-12 15:20:07,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:20:07,395 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)] === [2022-07-12 15:20:07,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:20:07,396 INFO L85 PathProgramCache]: Analyzing trace with hash -201139535, now seen corresponding path program 1 times [2022-07-12 15:20:07,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:20:07,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [483081968] [2022-07-12 15:20:07,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:20:07,398 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:20:07,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:20:07,400 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) [2022-07-12 15:20:07,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-12 15:20:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:20:09,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:20:09,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:20:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2022-07-12 15:20:21,673 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:20:21,673 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:20:21,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [483081968] [2022-07-12 15:20:21,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [483081968] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:20:21,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:20:21,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:20:21,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516827869] [2022-07-12 15:20:21,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:20:21,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:20:21,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:20:21,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:20:21,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:20:21,675 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) [2022-07-12 15:20:24,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:20:24,963 INFO L93 Difference]: Finished difference Result 134930 states and 183818 transitions. [2022-07-12 15:20:24,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:20:24,964 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 [2022-07-12 15:20:24,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:20:25,692 INFO L225 Difference]: With dead ends: 134930 [2022-07-12 15:20:25,692 INFO L226 Difference]: Without dead ends: 134928 [2022-07-12 15:20:25,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:20:25,777 INFO L413 NwaCegarLoop]: 4369 mSDtfsCounter, 4261 mSDsluCounter, 8726 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4262 SdHoareTripleChecker+Valid, 13095 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 15:20:25,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4262 Valid, 13095 Invalid, 20 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 15:20:25,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-12 15:20:30,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134928. [2022-07-12 15:20:30,301 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) [2022-07-12 15:20:31,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134928 states to 134928 states and 183816 transitions. [2022-07-12 15:20:31,025 INFO L78 Accepts]: Start accepts. Automaton has 134928 states and 183816 transitions. Word has length 293 [2022-07-12 15:20:31,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:20:31,026 INFO L495 AbstractCegarLoop]: Abstraction has 134928 states and 183816 transitions. [2022-07-12 15:20:31,026 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) [2022-07-12 15:20:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 134928 states and 183816 transitions. [2022-07-12 15:20:31,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-07-12 15:20:31,031 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:20:31,031 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] [2022-07-12 15:20:31,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-12 15:20:31,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:20:31,252 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)] === [2022-07-12 15:20:31,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:20:31,253 INFO L85 PathProgramCache]: Analyzing trace with hash -398512991, now seen corresponding path program 1 times [2022-07-12 15:20:31,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:20:31,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [525005634] [2022-07-12 15:20:31,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:20:31,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:20:31,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:20:31,257 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) [2022-07-12 15:20:31,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-12 15:20:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:20:33,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 2511 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:20:33,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:20:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2022-07-12 15:20:45,916 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 15:20:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2022-07-12 15:20:50,219 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:20:50,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [525005634] [2022-07-12 15:20:50,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [525005634] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 15:20:50,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 15:20:50,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-07-12 15:20:50,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347311788] [2022-07-12 15:20:50,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:20:50,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:20:50,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:20:50,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:20:50,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:20:50,221 INFO L87 Difference]: Start difference. First operand 134928 states and 183816 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-12 15:20:53,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:20:53,592 INFO L93 Difference]: Finished difference Result 134934 states and 183821 transitions. [2022-07-12 15:20:53,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 15:20:53,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 298 [2022-07-12 15:20:53,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:20:54,345 INFO L225 Difference]: With dead ends: 134934 [2022-07-12 15:20:54,345 INFO L226 Difference]: Without dead ends: 134932 [2022-07-12 15:20:54,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 597 GetRequests, 589 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:20:54,405 INFO L413 NwaCegarLoop]: 4372 mSDtfsCounter, 4289 mSDsluCounter, 8725 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4299 SdHoareTripleChecker+Valid, 13097 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 15:20:54,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4299 Valid, 13097 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 15:20:54,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134932 states. [2022-07-12 15:20:58,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134932 to 134932. [2022-07-12 15:20:58,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134932 states, 95487 states have (on average 1.275241655932221) internal successors, (121769), 98397 states have internal predecessors, (121769), 30659 states have call successors, (30659), 8768 states have call predecessors, (30659), 8783 states have return successors, (31391), 29898 states have call predecessors, (31391), 30655 states have call successors, (31391) [2022-07-12 15:20:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134932 states to 134932 states and 183819 transitions. [2022-07-12 15:20:59,174 INFO L78 Accepts]: Start accepts. Automaton has 134932 states and 183819 transitions. Word has length 298 [2022-07-12 15:20:59,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:20:59,175 INFO L495 AbstractCegarLoop]: Abstraction has 134932 states and 183819 transitions. [2022-07-12 15:20:59,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-07-12 15:20:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 134932 states and 183819 transitions. [2022-07-12 15:20:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2022-07-12 15:20:59,179 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:20:59,179 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:20:59,227 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-07-12 15:20:59,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:20:59,403 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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)] === [2022-07-12 15:20:59,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:20:59,404 INFO L85 PathProgramCache]: Analyzing trace with hash 196454513, now seen corresponding path program 1 times [2022-07-12 15:20:59,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:20:59,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1029743192] [2022-07-12 15:20:59,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:20:59,406 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:20:59,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:20:59,410 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:20:59,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-07-12 15:21:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:21:01,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:21:01,435 INFO L286 TraceCheckSpWp]: Computing forward predicates...