./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.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 bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 03:32:21,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 03:32:21,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 03:32:21,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 03:32:21,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 03:32:21,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 03:32:21,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 03:32:21,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 03:32:21,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 03:32:21,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 03:32:21,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 03:32:21,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 03:32:21,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 03:32:21,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 03:32:21,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 03:32:21,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 03:32:21,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 03:32:21,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 03:32:21,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 03:32:21,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 03:32:21,435 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 03:32:21,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 03:32:21,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 03:32:21,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 03:32:21,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 03:32:21,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 03:32:21,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 03:32:21,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 03:32:21,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 03:32:21,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 03:32:21,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 03:32:21,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 03:32:21,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 03:32:21,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 03:32:21,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 03:32:21,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 03:32:21,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 03:32:21,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 03:32:21,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 03:32:21,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 03:32:21,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 03:32:21,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 03:32:21,458 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 03:32:21,489 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 03:32:21,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 03:32:21,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 03:32:21,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 03:32:21,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 03:32:21,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 03:32:21,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 03:32:21,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 03:32:21,493 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 03:32:21,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 03:32:21,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 03:32:21,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 03:32:21,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 03:32:21,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 03:32:21,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 03:32:21,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 03:32:21,496 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 03:32:21,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 03:32:21,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 03:32:21,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 03:32:21,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 03:32:21,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:32:21,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 03:32:21,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 03:32:21,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 03:32:21,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 03:32:21,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 03:32:21,510 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 03:32:21,510 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 03:32:21,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 03:32:21,510 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 [2022-07-20 03:32:21,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 03:32:21,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 03:32:21,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 03:32:21,843 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 03:32:21,844 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 03:32:21,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-20 03:32:21,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429811ae8/02e2599260334b73bf15c0429476572b/FLAG45b28de6a [2022-07-20 03:32:22,760 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 03:32:22,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-20 03:32:22,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429811ae8/02e2599260334b73bf15c0429476572b/FLAG45b28de6a [2022-07-20 03:32:22,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/429811ae8/02e2599260334b73bf15c0429476572b [2022-07-20 03:32:22,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 03:32:22,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 03:32:22,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 03:32:22,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 03:32:22,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 03:32:22,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:32:22" (1/1) ... [2022-07-20 03:32:22,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dfaa6c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:22, skipping insertion in model container [2022-07-20 03:32:22,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:32:22" (1/1) ... [2022-07-20 03:32:22,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 03:32:23,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:32:27,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2022-07-20 03:32:27,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2022-07-20 03:32:27,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2022-07-20 03:32:27,978 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2022-07-20 03:32:28,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:32:28,071 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 03:32:28,173 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: mii_reg = (unsigned int )mii_reg & 63487U [6465] 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) [2022-07-20 03:32:28,181 INFO L158 Benchmark]: Toolchain (without parser) took 5256.76ms. Allocated memory was 115.3MB in the beginning and 190.8MB in the end (delta: 75.5MB). Free memory was 56.3MB in the beginning and 100.9MB in the end (delta: -44.6MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2022-07-20 03:32:28,182 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 03:32:28,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5254.47ms. Allocated memory was 115.3MB in the beginning and 190.8MB in the end (delta: 75.5MB). Free memory was 56.1MB in the beginning and 100.9MB in the end (delta: -44.8MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2022-07-20 03:32:28,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory is still 95.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5254.47ms. Allocated memory was 115.3MB in the beginning and 190.8MB in the end (delta: 75.5MB). Free memory was 56.1MB in the beginning and 100.9MB in the end (delta: -44.8MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: mii_reg = (unsigned int )mii_reg & 63487U [6465] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: mii_reg = (unsigned int )mii_reg & 63487U [6465]: 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.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 bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 03:32:29,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 03:32:29,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 03:32:30,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 03:32:30,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 03:32:30,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 03:32:30,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 03:32:30,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 03:32:30,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 03:32:30,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 03:32:30,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 03:32:30,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 03:32:30,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 03:32:30,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 03:32:30,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 03:32:30,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 03:32:30,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 03:32:30,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 03:32:30,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 03:32:30,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 03:32:30,050 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 03:32:30,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 03:32:30,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 03:32:30,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 03:32:30,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 03:32:30,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 03:32:30,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 03:32:30,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 03:32:30,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 03:32:30,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 03:32:30,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 03:32:30,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 03:32:30,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 03:32:30,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 03:32:30,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 03:32:30,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 03:32:30,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 03:32:30,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 03:32:30,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 03:32:30,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 03:32:30,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 03:32:30,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 03:32:30,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 03:32:30,112 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 03:32:30,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 03:32:30,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 03:32:30,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 03:32:30,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 03:32:30,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 03:32:30,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 03:32:30,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 03:32:30,115 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 03:32:30,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 03:32:30,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 03:32:30,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 03:32:30,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 03:32:30,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 03:32:30,117 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 03:32:30,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 03:32:30,118 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 03:32:30,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 03:32:30,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 03:32:30,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 03:32:30,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 03:32:30,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 03:32:30,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 03:32:30,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:32:30,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 03:32:30,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 03:32:30,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 03:32:30,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 03:32:30,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 03:32:30,120 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 03:32:30,120 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 03:32:30,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 03:32:30,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 03:32:30,121 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 [2022-07-20 03:32:30,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 03:32:30,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 03:32:30,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 03:32:30,467 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 03:32:30,467 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 03:32:30,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-20 03:32:30,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9345a2542/529046315fb34ea3abad7caddd6b59ab/FLAG83ef4583e [2022-07-20 03:32:31,484 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 03:32:31,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-20 03:32:31,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9345a2542/529046315fb34ea3abad7caddd6b59ab/FLAG83ef4583e [2022-07-20 03:32:32,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9345a2542/529046315fb34ea3abad7caddd6b59ab [2022-07-20 03:32:32,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 03:32:32,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 03:32:32,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 03:32:32,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 03:32:32,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 03:32:32,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:32:32" (1/1) ... [2022-07-20 03:32:32,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4114c2f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:32, skipping insertion in model container [2022-07-20 03:32:32,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:32:32" (1/1) ... [2022-07-20 03:32:32,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 03:32:32,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:32:37,050 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2022-07-20 03:32:37,053 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2022-07-20 03:32:37,053 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2022-07-20 03:32:37,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2022-07-20 03:32:37,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:32:37,196 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 03:32:37,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:32:37,626 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2022-07-20 03:32:37,627 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2022-07-20 03:32:37,628 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2022-07-20 03:32:37,628 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2022-07-20 03:32:37,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:32:37,678 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 03:32:38,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2022-07-20 03:32:38,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2022-07-20 03:32:38,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2022-07-20 03:32:38,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2022-07-20 03:32:38,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:32:38,646 INFO L208 MainTranslator]: Completed translation [2022-07-20 03:32:38,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38 WrapperNode [2022-07-20 03:32:38,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 03:32:38,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 03:32:38,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 03:32:38,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 03:32:38,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:38,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,060 INFO L137 Inliner]: procedures = 718, calls = 5887, calls flagged for inlining = 364, calls inlined = 322, statements flattened = 10549 [2022-07-20 03:32:39,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 03:32:39,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 03:32:39,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 03:32:39,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 03:32:39,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 03:32:39,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 03:32:39,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 03:32:39,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 03:32:39,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (1/1) ... [2022-07-20 03:32:39,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:32:39,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 03:32:39,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 03:32:39,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 03:32:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93 [2022-07-20 03:32:39,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93 [2022-07-20 03:32:39,670 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-20 03:32:39,670 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-20 03:32:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2022-07-20 03:32:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2022-07-20 03:32:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 03:32:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 03:32:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-20 03:32:39,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-20 03:32:39,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2022-07-20 03:32:39,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2022-07-20 03:32:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2022-07-20 03:32:39,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2022-07-20 03:32:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-20 03:32:39,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-20 03:32:39,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 03:32:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 03:32:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2022-07-20 03:32:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2022-07-20 03:32:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2022-07-20 03:32:39,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2022-07-20 03:32:39,673 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-07-20 03:32:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-07-20 03:32:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 03:32:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 03:32:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2022-07-20 03:32:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2022-07-20 03:32:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2022-07-20 03:32:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2022-07-20 03:32:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2022-07-20 03:32:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2022-07-20 03:32:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-20 03:32:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-20 03:32:39,675 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-20 03:32:39,675 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-20 03:32:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 03:32:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 03:32:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2022-07-20 03:32:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2022-07-20 03:32:39,676 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2022-07-20 03:32:39,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2022-07-20 03:32:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2022-07-20 03:32:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2022-07-20 03:32:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2022-07-20 03:32:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2022-07-20 03:32:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-20 03:32:39,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-20 03:32:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-07-20 03:32:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-07-20 03:32:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-20 03:32:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-20 03:32:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 03:32:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 03:32:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 03:32:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 03:32:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-07-20 03:32:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-07-20 03:32:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2022-07-20 03:32:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2022-07-20 03:32:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 03:32:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 03:32:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 03:32:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 03:32:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2022-07-20 03:32:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2022-07-20 03:32:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-20 03:32:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-20 03:32:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-20 03:32:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-20 03:32:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-20 03:32:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-20 03:32:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 03:32:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 03:32:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 03:32:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 03:32:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-20 03:32:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-20 03:32:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 03:32:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2022-07-20 03:32:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2022-07-20 03:32:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-20 03:32:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 03:32:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 03:32:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 03:32:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-20 03:32:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-20 03:32:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2022-07-20 03:32:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2022-07-20 03:32:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-20 03:32:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-20 03:32:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2022-07-20 03:32:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2022-07-20 03:32:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-20 03:32:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-20 03:32:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-20 03:32:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-20 03:32:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 03:32:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 03:32:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-07-20 03:32:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-07-20 03:32:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-20 03:32:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-20 03:32:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2022-07-20 03:32:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2022-07-20 03:32:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2022-07-20 03:32:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2022-07-20 03:32:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2022-07-20 03:32:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2022-07-20 03:32:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 03:32:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 03:32:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 03:32:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 03:32:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-07-20 03:32:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-07-20 03:32:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 03:32:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 03:32:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2022-07-20 03:32:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2022-07-20 03:32:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-20 03:32:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-20 03:32:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-20 03:32:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-20 03:32:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-20 03:32:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-20 03:32:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 03:32:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 03:32:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-20 03:32:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-20 03:32:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2022-07-20 03:32:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2022-07-20 03:32:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2022-07-20 03:32:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2022-07-20 03:32:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-20 03:32:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-20 03:32:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-20 03:32:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-20 03:32:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 03:32:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 03:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2022-07-20 03:32:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2022-07-20 03:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-20 03:32:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-20 03:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 03:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 03:32:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 03:32:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 03:32:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 03:32:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-20 03:32:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-20 03:32:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-20 03:32:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-20 03:32:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-20 03:32:39,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-20 03:32:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-20 03:32:39,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-20 03:32:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-20 03:32:39,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-20 03:32:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 03:32:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-20 03:32:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-20 03:32:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 03:32:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 03:32:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 03:32:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 03:32:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 03:32:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 03:32:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 03:32:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 03:32:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 03:32:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 03:32:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-20 03:32:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-20 03:32:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-20 03:32:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-20 03:32:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-07-20 03:32:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-07-20 03:32:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-20 03:32:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-20 03:32:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2022-07-20 03:32:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2022-07-20 03:32:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 03:32:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 03:32:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2022-07-20 03:32:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2022-07-20 03:32:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-20 03:32:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-20 03:32:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2022-07-20 03:32:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2022-07-20 03:32:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 03:32:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 03:32:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 03:32:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 03:32:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 03:32:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2022-07-20 03:32:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2022-07-20 03:32:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2022-07-20 03:32:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2022-07-20 03:32:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-20 03:32:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-20 03:32:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 03:32:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2022-07-20 03:32:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2022-07-20 03:32:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-07-20 03:32:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-07-20 03:32:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 03:32:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2022-07-20 03:32:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2022-07-20 03:32:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 03:32:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 03:32:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 03:32:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 03:32:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 03:32:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 03:32:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-20 03:32:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-20 03:32:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 03:32:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 03:32:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2022-07-20 03:32:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2022-07-20 03:32:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-20 03:32:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-20 03:32:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-07-20 03:32:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-07-20 03:32:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-20 03:32:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-20 03:32:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2022-07-20 03:32:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2022-07-20 03:32:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2022-07-20 03:32:39,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2022-07-20 03:32:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2022-07-20 03:32:39,713 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2022-07-20 03:32:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-20 03:32:39,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-20 03:32:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2022-07-20 03:32:39,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2022-07-20 03:32:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2022-07-20 03:32:39,715 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2022-07-20 03:32:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 03:32:39,716 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 03:32:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-20 03:32:39,716 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-20 03:32:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-20 03:32:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-20 03:32:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-07-20 03:32:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-07-20 03:32:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2022-07-20 03:32:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2022-07-20 03:32:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2022-07-20 03:32:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2022-07-20 03:32:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-20 03:32:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-20 03:32:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2022-07-20 03:32:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2022-07-20 03:32:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2022-07-20 03:32:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2022-07-20 03:32:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2022-07-20 03:32:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2022-07-20 03:32:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 03:32:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-07-20 03:32:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-07-20 03:32:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-20 03:32:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-20 03:32:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-20 03:32:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-20 03:32:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 03:32:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2022-07-20 03:32:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2022-07-20 03:32:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-20 03:32:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-20 03:32:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 03:32:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 03:32:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 03:32:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 03:32:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2022-07-20 03:32:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2022-07-20 03:32:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 03:32:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-20 03:32:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-20 03:32:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-20 03:32:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-20 03:32:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2022-07-20 03:32:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2022-07-20 03:32:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 03:32:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 03:32:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-20 03:32:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-20 03:32:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2022-07-20 03:32:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2022-07-20 03:32:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 03:32:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 03:32:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2022-07-20 03:32:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2022-07-20 03:32:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2022-07-20 03:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2022-07-20 03:32:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2022-07-20 03:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2022-07-20 03:32:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 03:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 03:32:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-20 03:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-20 03:32:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2022-07-20 03:32:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2022-07-20 03:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2022-07-20 03:32:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2022-07-20 03:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-20 03:32:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-20 03:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2022-07-20 03:32:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2022-07-20 03:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-20 03:32:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-20 03:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-20 03:32:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-20 03:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2022-07-20 03:32:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2022-07-20 03:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 03:32:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 03:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 03:32:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 03:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 03:32:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 03:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2022-07-20 03:32:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2022-07-20 03:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2022-07-20 03:32:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2022-07-20 03:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2022-07-20 03:32:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2022-07-20 03:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2022-07-20 03:32:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2022-07-20 03:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 03:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2022-07-20 03:32:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2022-07-20 03:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 03:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 03:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 03:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 03:32:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 03:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2022-07-20 03:32:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2022-07-20 03:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2022-07-20 03:32:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2022-07-20 03:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-20 03:32:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-20 03:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-20 03:32:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-20 03:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2022-07-20 03:32:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2022-07-20 03:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2022-07-20 03:32:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2022-07-20 03:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2022-07-20 03:32:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2022-07-20 03:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-20 03:32:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-20 03:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-20 03:32:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-20 03:32:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2022-07-20 03:32:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2022-07-20 03:32:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_95 [2022-07-20 03:32:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_95 [2022-07-20 03:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 03:32:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 03:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2022-07-20 03:32:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2022-07-20 03:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2022-07-20 03:32:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2022-07-20 03:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-07-20 03:32:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-07-20 03:32:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2022-07-20 03:32:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2022-07-20 03:32:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2022-07-20 03:32:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2022-07-20 03:32:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2022-07-20 03:32:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2022-07-20 03:32:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 03:32:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 03:32:40,864 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 03:32:40,868 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 03:32:41,428 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 03:35:05,173 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 03:35:09,066 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 03:35:09,096 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 03:35:09,097 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-20 03:35:09,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:35:09 BoogieIcfgContainer [2022-07-20 03:35:09,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 03:35:09,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 03:35:09,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 03:35:09,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 03:35:09,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 03:32:32" (1/3) ... [2022-07-20 03:35:09,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d7b7009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:35:09, skipping insertion in model container [2022-07-20 03:35:09,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:32:38" (2/3) ... [2022-07-20 03:35:09,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d7b7009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:35:09, skipping insertion in model container [2022-07-20 03:35:09,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:35:09" (3/3) ... [2022-07-20 03:35:09,112 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-20 03:35:09,125 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 03:35:09,125 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-07-20 03:35:09,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 03:35:09,246 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@5e6d77f6, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@70f52968 [2022-07-20 03:35:09,246 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-07-20 03:35:09,261 INFO L276 IsEmpty]: Start isEmpty. Operand has 3393 states, 2349 states have (on average 1.26990208599404) internal successors, (2983), 2393 states have internal predecessors, (2983), 870 states have call successors, (870), 172 states have call predecessors, (870), 171 states have return successors, (860), 844 states have call predecessors, (860), 860 states have call successors, (860) [2022-07-20 03:35:09,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-07-20 03:35:09,295 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:35:09,296 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:35:09,297 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:35:09,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:35:09,301 INFO L85 PathProgramCache]: Analyzing trace with hash 231902056, now seen corresponding path program 1 times [2022-07-20 03:35:09,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:35:09,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [183992577] [2022-07-20 03:35:09,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:35:09,326 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:35:09,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:35:09,329 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:35:09,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 03:35:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:35:13,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 4258 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:35:13,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:35:14,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-20 03:35:14,126 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:35:14,126 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:35:14,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [183992577] [2022-07-20 03:35:14,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [183992577] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:35:14,127 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:35:14,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:35:14,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906921606] [2022-07-20 03:35:14,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:35:14,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:35:14,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:35:14,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:35:14,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:14,166 INFO L87 Difference]: Start difference. First operand has 3393 states, 2349 states have (on average 1.26990208599404) internal successors, (2983), 2393 states have internal predecessors, (2983), 870 states have call successors, (870), 172 states have call predecessors, (870), 171 states have return successors, (860), 844 states have call predecessors, (860), 860 states have call successors, (860) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 03:35:15,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:35:15,408 INFO L93 Difference]: Finished difference Result 9957 states and 14207 transitions. [2022-07-20 03:35:15,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:35:15,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 261 [2022-07-20 03:35:15,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:35:15,467 INFO L225 Difference]: With dead ends: 9957 [2022-07-20 03:35:15,468 INFO L226 Difference]: Without dead ends: 6593 [2022-07-20 03:35:15,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:15,496 INFO L413 NwaCegarLoop]: 5497 mSDtfsCounter, 4496 mSDsluCounter, 4623 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4496 SdHoareTripleChecker+Valid, 10120 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 03:35:15,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4496 Valid, 10120 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 03:35:15,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6593 states. [2022-07-20 03:35:15,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6593 to 6587. [2022-07-20 03:35:15,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6587 states, 4587 states have (on average 1.264442991061696) internal successors, (5800), 4671 states have internal predecessors, (5800), 1658 states have call successors, (1658), 339 states have call predecessors, (1658), 338 states have return successors, (1654), 1622 states have call predecessors, (1654), 1654 states have call successors, (1654) [2022-07-20 03:35:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6587 states to 6587 states and 9112 transitions. [2022-07-20 03:35:15,933 INFO L78 Accepts]: Start accepts. Automaton has 6587 states and 9112 transitions. Word has length 261 [2022-07-20 03:35:15,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:35:15,938 INFO L495 AbstractCegarLoop]: Abstraction has 6587 states and 9112 transitions. [2022-07-20 03:35:15,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 03:35:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 6587 states and 9112 transitions. [2022-07-20 03:35:15,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-07-20 03:35:15,950 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:35:15,950 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:35:16,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 03:35:16,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:35:16,164 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:35:16,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:35:16,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1555219149, now seen corresponding path program 1 times [2022-07-20 03:35:16,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:35:16,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [944856683] [2022-07-20 03:35:16,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:35:16,175 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:35:16,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:35:16,177 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:35:16,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 03:35:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:35:20,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 4376 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:35:20,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:35:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-20 03:35:21,125 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:35:21,125 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:35:21,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [944856683] [2022-07-20 03:35:21,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [944856683] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:35:21,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:35:21,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:35:21,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561062264] [2022-07-20 03:35:21,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:35:21,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:35:21,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:35:21,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:35:21,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:21,133 INFO L87 Difference]: Start difference. First operand 6587 states and 9112 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, (27), 3 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-07-20 03:35:22,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:35:22,383 INFO L93 Difference]: Finished difference Result 16311 states and 22552 transitions. [2022-07-20 03:35:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:35:22,384 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, (27), 3 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 267 [2022-07-20 03:35:22,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:35:22,457 INFO L225 Difference]: With dead ends: 16311 [2022-07-20 03:35:22,458 INFO L226 Difference]: Without dead ends: 9771 [2022-07-20 03:35:22,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:22,502 INFO L413 NwaCegarLoop]: 5560 mSDtfsCounter, 4465 mSDsluCounter, 4617 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4465 SdHoareTripleChecker+Valid, 10177 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-20 03:35:22,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4465 Valid, 10177 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-20 03:35:22,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9771 states. [2022-07-20 03:35:22,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9771 to 9737. [2022-07-20 03:35:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9737 states, 6776 states have (on average 1.2629870129870129) internal successors, (8558), 6904 states have internal predecessors, (8558), 2449 states have call successors, (2449), 509 states have call predecessors, (2449), 508 states have return successors, (2445), 2392 states have call predecessors, (2445), 2445 states have call successors, (2445) [2022-07-20 03:35:23,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9737 states to 9737 states and 13452 transitions. [2022-07-20 03:35:23,032 INFO L78 Accepts]: Start accepts. Automaton has 9737 states and 13452 transitions. Word has length 267 [2022-07-20 03:35:23,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:35:23,034 INFO L495 AbstractCegarLoop]: Abstraction has 9737 states and 13452 transitions. [2022-07-20 03:35:23,035 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, (27), 3 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-07-20 03:35:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 9737 states and 13452 transitions. [2022-07-20 03:35:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-07-20 03:35:23,042 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:35:23,043 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:35:23,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 03:35:23,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:35:23,256 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:35:23,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:35:23,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1940313471, now seen corresponding path program 1 times [2022-07-20 03:35:23,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:35:23,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079351752] [2022-07-20 03:35:23,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:35:23,265 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:35:23,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:35:23,267 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:35:23,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 03:35:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:35:27,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 4399 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:35:27,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:35:28,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-20 03:35:28,353 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:35:28,353 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:35:28,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079351752] [2022-07-20 03:35:28,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1079351752] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:35:28,353 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:35:28,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:35:28,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255058765] [2022-07-20 03:35:28,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:35:28,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:35:28,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:35:28,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:35:28,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:28,355 INFO L87 Difference]: Start difference. First operand 9737 states and 13452 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, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-20 03:35:29,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:35:29,078 INFO L93 Difference]: Finished difference Result 19205 states and 26507 transitions. [2022-07-20 03:35:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:35:29,079 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, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 269 [2022-07-20 03:35:29,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:35:29,166 INFO L225 Difference]: With dead ends: 19205 [2022-07-20 03:35:29,167 INFO L226 Difference]: Without dead ends: 9515 [2022-07-20 03:35:29,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:29,221 INFO L413 NwaCegarLoop]: 4561 mSDtfsCounter, 4459 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4459 SdHoareTripleChecker+Valid, 4649 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-20 03:35:29,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4459 Valid, 4649 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-20 03:35:29,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9515 states. [2022-07-20 03:35:29,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9515 to 9515. [2022-07-20 03:35:29,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9515 states, 6633 states have (on average 1.2620232172470978) internal successors, (8371), 6752 states have internal predecessors, (8371), 2375 states have call successors, (2375), 504 states have call predecessors, (2375), 503 states have return successors, (2371), 2321 states have call predecessors, (2371), 2371 states have call successors, (2371) [2022-07-20 03:35:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9515 states to 9515 states and 13117 transitions. [2022-07-20 03:35:29,724 INFO L78 Accepts]: Start accepts. Automaton has 9515 states and 13117 transitions. Word has length 269 [2022-07-20 03:35:29,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:35:29,725 INFO L495 AbstractCegarLoop]: Abstraction has 9515 states and 13117 transitions. [2022-07-20 03:35:29,726 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, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-20 03:35:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 9515 states and 13117 transitions. [2022-07-20 03:35:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-07-20 03:35:29,732 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:35:29,733 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:35:29,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 03:35:29,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:35:29,947 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:35:29,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:35:29,948 INFO L85 PathProgramCache]: Analyzing trace with hash -164154417, now seen corresponding path program 1 times [2022-07-20 03:35:29,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:35:29,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [622526741] [2022-07-20 03:35:29,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:35:29,958 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:35:29,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:35:29,959 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:35:29,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 03:35:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:35:34,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 4412 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:35:34,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:35:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-20 03:35:34,747 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:35:34,747 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:35:34,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [622526741] [2022-07-20 03:35:34,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [622526741] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:35:34,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:35:34,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:35:34,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553760829] [2022-07-20 03:35:34,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:35:34,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:35:34,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:35:34,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:35:34,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:34,750 INFO L87 Difference]: Start difference. First operand 9515 states and 13117 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-07-20 03:35:37,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:35:37,260 INFO L93 Difference]: Finished difference Result 27887 states and 38463 transitions. [2022-07-20 03:35:37,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:35:37,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 273 [2022-07-20 03:35:37,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:35:37,394 INFO L225 Difference]: With dead ends: 27887 [2022-07-20 03:35:37,394 INFO L226 Difference]: Without dead ends: 18440 [2022-07-20 03:35:37,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:37,464 INFO L413 NwaCegarLoop]: 5481 mSDtfsCounter, 4195 mSDsluCounter, 4447 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4195 SdHoareTripleChecker+Valid, 9928 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-20 03:35:37,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4195 Valid, 9928 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-20 03:35:37,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18440 states. [2022-07-20 03:35:38,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18440 to 18402. [2022-07-20 03:35:38,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18402 states, 12809 states have (on average 1.2585681942384261) internal successors, (16121), 13050 states have internal predecessors, (16121), 4591 states have call successors, (4591), 999 states have call predecessors, (4591), 998 states have return successors, (4587), 4478 states have call predecessors, (4587), 4587 states have call successors, (4587) [2022-07-20 03:35:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18402 states to 18402 states and 25299 transitions. [2022-07-20 03:35:38,883 INFO L78 Accepts]: Start accepts. Automaton has 18402 states and 25299 transitions. Word has length 273 [2022-07-20 03:35:38,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:35:38,884 INFO L495 AbstractCegarLoop]: Abstraction has 18402 states and 25299 transitions. [2022-07-20 03:35:38,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 3 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-07-20 03:35:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 18402 states and 25299 transitions. [2022-07-20 03:35:38,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-07-20 03:35:38,891 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:35:38,891 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:35:39,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 03:35:39,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:35:39,112 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:35:39,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:35:39,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1212971432, now seen corresponding path program 1 times [2022-07-20 03:35:39,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:35:39,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2030269175] [2022-07-20 03:35:39,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:35:39,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:35:39,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:35:39,121 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:35:39,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 03:35:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:35:43,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 4428 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:35:43,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:35:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-20 03:35:44,075 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:35:44,075 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:35:44,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2030269175] [2022-07-20 03:35:44,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2030269175] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:35:44,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:35:44,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:35:44,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187814882] [2022-07-20 03:35:44,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:35:44,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:35:44,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:35:44,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:35:44,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:44,077 INFO L87 Difference]: Start difference. First operand 18402 states and 25299 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 03:35:46,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:35:46,393 INFO L93 Difference]: Finished difference Result 50766 states and 69875 transitions. [2022-07-20 03:35:46,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:35:46,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 273 [2022-07-20 03:35:46,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:35:46,565 INFO L225 Difference]: With dead ends: 50766 [2022-07-20 03:35:46,565 INFO L226 Difference]: Without dead ends: 32432 [2022-07-20 03:35:46,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:46,638 INFO L413 NwaCegarLoop]: 5241 mSDtfsCounter, 3508 mSDsluCounter, 4434 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3508 SdHoareTripleChecker+Valid, 9675 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-20 03:35:46,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3508 Valid, 9675 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-20 03:35:46,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32432 states. [2022-07-20 03:35:48,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32432 to 32390. [2022-07-20 03:35:48,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32390 states, 22452 states have (on average 1.252984143951541) internal successors, (28132), 22877 states have internal predecessors, (28132), 8111 states have call successors, (8111), 1842 states have call predecessors, (8111), 1823 states have return successors, (8338), 7868 states have call predecessors, (8338), 8107 states have call successors, (8338) [2022-07-20 03:35:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32390 states to 32390 states and 44581 transitions. [2022-07-20 03:35:48,679 INFO L78 Accepts]: Start accepts. Automaton has 32390 states and 44581 transitions. Word has length 273 [2022-07-20 03:35:48,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:35:48,680 INFO L495 AbstractCegarLoop]: Abstraction has 32390 states and 44581 transitions. [2022-07-20 03:35:48,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 03:35:48,681 INFO L276 IsEmpty]: Start isEmpty. Operand 32390 states and 44581 transitions. [2022-07-20 03:35:48,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-07-20 03:35:48,691 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:35:48,691 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 21, 21, 21, 21, 21, 21, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:35:48,814 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-07-20 03:35:48,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:35:48,915 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:35:48,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:35:48,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1143531245, now seen corresponding path program 1 times [2022-07-20 03:35:48,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:35:48,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2096362807] [2022-07-20 03:35:48,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:35:48,921 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:35:48,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:35:48,922 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:35:48,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 03:35:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:35:53,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 4445 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:35:53,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:35:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2026 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-20 03:35:53,771 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:35:53,771 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:35:53,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2096362807] [2022-07-20 03:35:53,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2096362807] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:35:53,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:35:53,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:35:53,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756896736] [2022-07-20 03:35:53,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:35:53,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:35:53,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:35:53,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:35:53,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:53,773 INFO L87 Difference]: Start difference. First operand 32390 states and 44581 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-20 03:35:55,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:35:55,749 INFO L93 Difference]: Finished difference Result 80599 states and 110839 transitions. [2022-07-20 03:35:55,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:35:55,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 298 [2022-07-20 03:35:55,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:35:56,038 INFO L225 Difference]: With dead ends: 80599 [2022-07-20 03:35:56,038 INFO L226 Difference]: Without dead ends: 48277 [2022-07-20 03:35:56,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:35:56,178 INFO L413 NwaCegarLoop]: 5561 mSDtfsCounter, 4356 mSDsluCounter, 4496 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4356 SdHoareTripleChecker+Valid, 10057 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-20 03:35:56,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4356 Valid, 10057 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-20 03:35:56,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48277 states. [2022-07-20 03:35:58,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48277 to 48229. [2022-07-20 03:35:58,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48229 states, 33446 states have (on average 1.2501046462955212) internal successors, (41811), 34104 states have internal predecessors, (41811), 12028 states have call successors, (12028), 2779 states have call predecessors, (12028), 2751 states have return successors, (12349), 11642 states have call predecessors, (12349), 12024 states have call successors, (12349) [2022-07-20 03:35:58,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48229 states to 48229 states and 66188 transitions. [2022-07-20 03:35:58,619 INFO L78 Accepts]: Start accepts. Automaton has 48229 states and 66188 transitions. Word has length 298 [2022-07-20 03:35:58,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:35:58,621 INFO L495 AbstractCegarLoop]: Abstraction has 48229 states and 66188 transitions. [2022-07-20 03:35:58,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-20 03:35:58,622 INFO L276 IsEmpty]: Start isEmpty. Operand 48229 states and 66188 transitions. [2022-07-20 03:35:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-07-20 03:35:58,629 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:35:58,629 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:35:58,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-20 03:35:58,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:35:58,848 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:35:58,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:35:58,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1261741797, now seen corresponding path program 1 times [2022-07-20 03:35:58,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:35:58,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398468541] [2022-07-20 03:35:58,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:35:58,854 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:35:58,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:35:58,855 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:35:58,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-20 03:36:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:36:03,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 4618 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:36:03,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:36:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-20 03:36:04,121 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:36:04,121 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:36:04,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398468541] [2022-07-20 03:36:04,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398468541] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:36:04,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:36:04,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:36:04,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827308370] [2022-07-20 03:36:04,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:36:04,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:36:04,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:36:04,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:36:04,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:36:04,123 INFO L87 Difference]: Start difference. First operand 48229 states and 66188 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-20 03:36:07,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:36:07,665 INFO L93 Difference]: Finished difference Result 122851 states and 168224 transitions. [2022-07-20 03:36:07,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:36:07,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 306 [2022-07-20 03:36:07,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:36:08,254 INFO L225 Difference]: With dead ends: 122851 [2022-07-20 03:36:08,254 INFO L226 Difference]: Without dead ends: 74690 [2022-07-20 03:36:08,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:36:08,638 INFO L413 NwaCegarLoop]: 7511 mSDtfsCounter, 3659 mSDsluCounter, 4467 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3659 SdHoareTripleChecker+Valid, 11978 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-20 03:36:08,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3659 Valid, 11978 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-20 03:36:08,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74690 states. [2022-07-20 03:36:11,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74690 to 74628. [2022-07-20 03:36:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74628 states, 51761 states have (on average 1.2448368462742219) internal successors, (64434), 52804 states have internal predecessors, (64434), 18427 states have call successors, (18427), 4495 states have call predecessors, (18427), 4436 states have return successors, (18919), 17788 states have call predecessors, (18919), 18423 states have call successors, (18919) [2022-07-20 03:36:11,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74628 states to 74628 states and 101780 transitions. [2022-07-20 03:36:11,787 INFO L78 Accepts]: Start accepts. Automaton has 74628 states and 101780 transitions. Word has length 306 [2022-07-20 03:36:11,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:36:11,788 INFO L495 AbstractCegarLoop]: Abstraction has 74628 states and 101780 transitions. [2022-07-20 03:36:11,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-20 03:36:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 74628 states and 101780 transitions. [2022-07-20 03:36:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2022-07-20 03:36:11,793 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:36:11,793 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 21, 21, 21, 21, 21, 21, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:36:11,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-20 03:36:12,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:36:12,016 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-07-20 03:36:12,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:36:12,016 INFO L85 PathProgramCache]: Analyzing trace with hash -655015660, now seen corresponding path program 1 times [2022-07-20 03:36:12,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:36:12,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992833700] [2022-07-20 03:36:12,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:36:12,021 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:36:12,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:36:12,024 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:36:12,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process