./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 13:50:47,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 13:50:47,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 13:50:47,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 13:50:47,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 13:50:47,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 13:50:47,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 13:50:47,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 13:50:47,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 13:50:47,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 13:50:47,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 13:50:47,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 13:50:47,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 13:50:47,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 13:50:47,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 13:50:47,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 13:50:47,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 13:50:47,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 13:50:47,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 13:50:47,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 13:50:47,812 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 13:50:47,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 13:50:47,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 13:50:47,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 13:50:47,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 13:50:47,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 13:50:47,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 13:50:47,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 13:50:47,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 13:50:47,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 13:50:47,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 13:50:47,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 13:50:47,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 13:50:47,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 13:50:47,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 13:50:47,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 13:50:47,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 13:50:47,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 13:50:47,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 13:50:47,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 13:50:47,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 13:50:47,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 13:50:47,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 13:50:47,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 13:50:47,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 13:50:47,869 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 13:50:47,869 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 13:50:47,870 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 13:50:47,870 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 13:50:47,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 13:50:47,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 13:50:47,871 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 13:50:47,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 13:50:47,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 13:50:47,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 13:50:47,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 13:50:47,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 13:50:47,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 13:50:47,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 13:50:47,873 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 13:50:47,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 13:50:47,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 13:50:47,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 13:50:47,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 13:50:47,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:50:47,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 13:50:47,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 13:50:47,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 13:50:47,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 13:50:47,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 13:50:47,875 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 13:50:47,875 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 13:50:47,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 13:50:47,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-21 13:50:48,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 13:50:48,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 13:50:48,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 13:50:48,224 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 13:50:48,225 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 13:50:48,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-21 13:50:48,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8493df389/d8e7d0482dc94d72955ff79be587fc36/FLAG24c00bf8d [2022-07-21 13:50:49,142 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 13:50:49,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-21 13:50:49,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8493df389/d8e7d0482dc94d72955ff79be587fc36/FLAG24c00bf8d [2022-07-21 13:50:49,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8493df389/d8e7d0482dc94d72955ff79be587fc36 [2022-07-21 13:50:49,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 13:50:49,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 13:50:49,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 13:50:49,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 13:50:49,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 13:50:49,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:50:49" (1/1) ... [2022-07-21 13:50:49,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a3437c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:50:49, skipping insertion in model container [2022-07-21 13:50:49,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:50:49" (1/1) ... [2022-07-21 13:50:49,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 13:50:49,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:50:52,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-21 13:50:52,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-21 13:50:52,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-21 13:50:52,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-21 13:50:52,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:50:53,081 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 13:50:53,249 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7431] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-21 13:50:53,255 INFO L158 Benchmark]: Toolchain (without parser) took 3946.57ms. Allocated memory was 56.6MB in the beginning and 134.2MB in the end (delta: 77.6MB). Free memory was 28.8MB in the beginning and 56.5MB in the end (delta: -27.7MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2022-07-21 13:50:53,256 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.0MB in the end (delta: 59.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 13:50:53,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3943.57ms. Allocated memory was 56.6MB in the beginning and 134.2MB in the end (delta: 77.6MB). Free memory was 28.7MB in the beginning and 56.5MB in the end (delta: -27.8MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2022-07-21 13:50:53,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.0MB in the end (delta: 59.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3943.57ms. Allocated memory was 56.6MB in the beginning and 134.2MB in the end (delta: 77.6MB). Free memory was 28.7MB in the beginning and 56.5MB in the end (delta: -27.8MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7431] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7431]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 13:50:54,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 13:50:54,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 13:50:54,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 13:50:54,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 13:50:54,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 13:50:54,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 13:50:54,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 13:50:54,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 13:50:54,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 13:50:54,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 13:50:54,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 13:50:54,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 13:50:54,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 13:50:54,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 13:50:54,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 13:50:54,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 13:50:54,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 13:50:54,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 13:50:54,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 13:50:54,994 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 13:50:54,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 13:50:54,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 13:50:54,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 13:50:54,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 13:50:55,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 13:50:55,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 13:50:55,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 13:50:55,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 13:50:55,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 13:50:55,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 13:50:55,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 13:50:55,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 13:50:55,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 13:50:55,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 13:50:55,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 13:50:55,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 13:50:55,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 13:50:55,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 13:50:55,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 13:50:55,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 13:50:55,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 13:50:55,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 13:50:55,054 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 13:50:55,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 13:50:55,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 13:50:55,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 13:50:55,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 13:50:55,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 13:50:55,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 13:50:55,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 13:50:55,057 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 13:50:55,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 13:50:55,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 13:50:55,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 13:50:55,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 13:50:55,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 13:50:55,058 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 13:50:55,059 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 13:50:55,059 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 13:50:55,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 13:50:55,059 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 13:50:55,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 13:50:55,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 13:50:55,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 13:50:55,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 13:50:55,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:50:55,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 13:50:55,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 13:50:55,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 13:50:55,061 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 13:50:55,061 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 13:50:55,061 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 13:50:55,061 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 13:50:55,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 13:50:55,062 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 13:50:55,062 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-21 13:50:55,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 13:50:55,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 13:50:55,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 13:50:55,417 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 13:50:55,418 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 13:50:55,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-21 13:50:55,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33133530b/57387eea898a48da9c9be1a6a2a35bf7/FLAGf1c102e0c [2022-07-21 13:50:56,348 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 13:50:56,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-21 13:50:56,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33133530b/57387eea898a48da9c9be1a6a2a35bf7/FLAGf1c102e0c [2022-07-21 13:50:56,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33133530b/57387eea898a48da9c9be1a6a2a35bf7 [2022-07-21 13:50:56,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 13:50:56,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 13:50:56,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 13:50:56,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 13:50:56,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 13:50:56,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:50:56" (1/1) ... [2022-07-21 13:50:56,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3978e240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:50:56, skipping insertion in model container [2022-07-21 13:50:56,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:50:56" (1/1) ... [2022-07-21 13:50:56,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 13:50:56,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:51:00,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-21 13:51:00,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-21 13:51:00,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-21 13:51:00,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-21 13:51:00,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:51:00,573 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 13:51:00,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:51:00,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-21 13:51:00,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-21 13:51:00,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-21 13:51:00,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-21 13:51:00,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:51:00,979 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 13:51:01,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-21 13:51:01,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-21 13:51:01,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-21 13:51:01,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-21 13:51:01,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:51:01,790 INFO L208 MainTranslator]: Completed translation [2022-07-21 13:51:01,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01 WrapperNode [2022-07-21 13:51:01,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 13:51:01,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 13:51:01,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 13:51:01,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 13:51:01,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:01,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,130 INFO L137 Inliner]: procedures = 677, calls = 4677, calls flagged for inlining = 358, calls inlined = 345, statements flattened = 10154 [2022-07-21 13:51:02,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 13:51:02,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 13:51:02,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 13:51:02,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 13:51:02,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 13:51:02,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 13:51:02,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 13:51:02,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 13:51:02,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (1/1) ... [2022-07-21 13:51:02,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:51:02,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 13:51:02,631 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) [2022-07-21 13:51:02,654 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 [2022-07-21 13:51:02,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 13:51:02,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 13:51:02,674 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-21 13:51:02,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-21 13:51:02,674 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2022-07-21 13:51:02,674 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2022-07-21 13:51:02,674 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-21 13:51:02,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-21 13:51:02,674 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2022-07-21 13:51:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2022-07-21 13:51:02,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 13:51:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 13:51:02,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-21 13:51:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-21 13:51:02,675 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2022-07-21 13:51:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2022-07-21 13:51:02,676 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2022-07-21 13:51:02,676 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2022-07-21 13:51:02,676 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2022-07-21 13:51:02,676 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2022-07-21 13:51:02,676 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2022-07-21 13:51:02,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2022-07-21 13:51:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-21 13:51:02,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-21 13:51:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2022-07-21 13:51:02,677 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2022-07-21 13:51:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-21 13:51:02,677 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-21 13:51:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-21 13:51:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-21 13:51:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-21 13:51:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-21 13:51:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2022-07-21 13:51:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2022-07-21 13:51:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2022-07-21 13:51:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2022-07-21 13:51:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-21 13:51:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-21 13:51:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 13:51:02,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-21 13:51:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-21 13:51:02,680 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-21 13:51:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-21 13:51:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-21 13:51:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2022-07-21 13:51:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2022-07-21 13:51:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-21 13:51:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-21 13:51:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 13:51:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 13:51:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-21 13:51:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-21 13:51:02,682 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2022-07-21 13:51:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2022-07-21 13:51:02,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 13:51:02,683 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-21 13:51:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-21 13:51:02,683 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-07-21 13:51:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-07-21 13:51:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-21 13:51:02,684 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-21 13:51:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2022-07-21 13:51:02,684 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2022-07-21 13:51:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 13:51:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 13:51:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 13:51:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2022-07-21 13:51:02,685 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2022-07-21 13:51:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2022-07-21 13:51:02,685 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2022-07-21 13:51:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2022-07-21 13:51:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2022-07-21 13:51:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-21 13:51:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-21 13:51:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2022-07-21 13:51:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2022-07-21 13:51:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2022-07-21 13:51:02,686 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2022-07-21 13:51:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2022-07-21 13:51:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2022-07-21 13:51:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2022-07-21 13:51:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2022-07-21 13:51:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2022-07-21 13:51:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2022-07-21 13:51:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-21 13:51:02,687 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-21 13:51:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2022-07-21 13:51:02,688 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2022-07-21 13:51:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-21 13:51:02,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-21 13:51:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2022-07-21 13:51:02,688 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2022-07-21 13:51:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2022-07-21 13:51:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2022-07-21 13:51:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-21 13:51:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-21 13:51:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2022-07-21 13:51:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2022-07-21 13:51:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 13:51:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 13:51:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-21 13:51:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-21 13:51:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2022-07-21 13:51:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2022-07-21 13:51:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-21 13:51:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-21 13:51:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-07-21 13:51:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-07-21 13:51:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-21 13:51:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-21 13:51:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2022-07-21 13:51:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2022-07-21 13:51:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-21 13:51:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-21 13:51:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2022-07-21 13:51:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2022-07-21 13:51:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-21 13:51:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-21 13:51:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 13:51:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-21 13:51:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-21 13:51:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-21 13:51:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-21 13:51:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 13:51:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2022-07-21 13:51:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2022-07-21 13:51:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-07-21 13:51:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-07-21 13:51:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-21 13:51:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-21 13:51:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 13:51:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 13:51:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 13:51:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-21 13:51:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-21 13:51:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:51:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:51:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-21 13:51:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2022-07-21 13:51:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2022-07-21 13:51:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2022-07-21 13:51:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2022-07-21 13:51:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-21 13:51:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-21 13:51:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2022-07-21 13:51:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2022-07-21 13:51:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2022-07-21 13:51:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2022-07-21 13:51:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-21 13:51:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-21 13:51:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2022-07-21 13:51:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2022-07-21 13:51:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-21 13:51:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-21 13:51:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-21 13:51:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-21 13:51:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-21 13:51:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-21 13:51:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-21 13:51:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2022-07-21 13:51:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2022-07-21 13:51:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-21 13:51:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-21 13:51:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-21 13:51:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-21 13:51:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 13:51:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 13:51:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2022-07-21 13:51:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2022-07-21 13:51:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 13:51:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2022-07-21 13:51:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2022-07-21 13:51:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 13:51:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 13:51:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2022-07-21 13:51:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2022-07-21 13:51:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 13:51:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 13:51:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 13:51:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 13:51:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 13:51:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2022-07-21 13:51:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2022-07-21 13:51:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-07-21 13:51:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-07-21 13:51:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2022-07-21 13:51:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2022-07-21 13:51:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-21 13:51:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-21 13:51:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2022-07-21 13:51:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2022-07-21 13:51:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-21 13:51:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-21 13:51:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2022-07-21 13:51:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2022-07-21 13:51:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2022-07-21 13:51:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2022-07-21 13:51:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-21 13:51:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-21 13:51:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2022-07-21 13:51:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2022-07-21 13:51:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-21 13:51:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-21 13:51:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2022-07-21 13:51:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2022-07-21 13:51:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-21 13:51:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-21 13:51:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-21 13:51:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-21 13:51:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-07-21 13:51:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-07-21 13:51:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2022-07-21 13:51:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2022-07-21 13:51:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2022-07-21 13:51:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2022-07-21 13:51:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 13:51:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 13:51:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2022-07-21 13:51:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2022-07-21 13:51:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-21 13:51:02,705 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-21 13:51:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-21 13:51:02,705 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-21 13:51:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2022-07-21 13:51:02,705 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2022-07-21 13:51:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2022-07-21 13:51:02,705 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2022-07-21 13:51:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-21 13:51:02,706 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-21 13:51:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 13:51:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 13:51:02,706 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 13:51:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-21 13:51:02,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-21 13:51:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2022-07-21 13:51:02,707 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2022-07-21 13:51:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 13:51:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2022-07-21 13:51:02,707 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2022-07-21 13:51:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-21 13:51:02,707 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-21 13:51:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2022-07-21 13:51:02,708 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2022-07-21 13:51:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-21 13:51:02,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-21 13:51:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 13:51:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 13:51:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2022-07-21 13:51:02,708 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2022-07-21 13:51:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 13:51:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 13:51:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 13:51:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2022-07-21 13:51:02,709 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2022-07-21 13:51:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 13:51:02,709 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 13:51:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-21 13:51:02,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-21 13:51:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-21 13:51:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-21 13:51:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-21 13:51:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-21 13:51:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-21 13:51:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-21 13:51:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2022-07-21 13:51:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2022-07-21 13:51:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 13:51:02,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 13:51:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_63 [2022-07-21 13:51:02,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_63 [2022-07-21 13:51:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2022-07-21 13:51:02,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2022-07-21 13:51:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-07-21 13:51:02,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-07-21 13:51:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-21 13:51:02,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-21 13:51:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2022-07-21 13:51:02,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2022-07-21 13:51:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-21 13:51:02,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-21 13:51:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2022-07-21 13:51:02,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2022-07-21 13:51:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 13:51:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 13:51:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2022-07-21 13:51:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2022-07-21 13:51:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-21 13:51:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-21 13:51:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2022-07-21 13:51:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2022-07-21 13:51:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-21 13:51:02,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-21 13:51:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2022-07-21 13:51:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2022-07-21 13:51:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2022-07-21 13:51:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2022-07-21 13:51:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2022-07-21 13:51:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2022-07-21 13:51:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-21 13:51:02,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-21 13:51:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 13:51:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 13:51:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_72 [2022-07-21 13:51:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_72 [2022-07-21 13:51:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2022-07-21 13:51:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2022-07-21 13:51:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-21 13:51:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-21 13:51:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 13:51:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-21 13:51:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 13:51:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 13:51:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2022-07-21 13:51:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2022-07-21 13:51:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2022-07-21 13:51:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2022-07-21 13:51:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2022-07-21 13:51:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2022-07-21 13:51:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2022-07-21 13:51:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2022-07-21 13:51:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2022-07-21 13:51:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2022-07-21 13:51:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2022-07-21 13:51:02,717 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2022-07-21 13:51:02,717 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-21 13:51:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-21 13:51:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2022-07-21 13:51:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2022-07-21 13:51:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2022-07-21 13:51:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2022-07-21 13:51:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2022-07-21 13:51:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2022-07-21 13:51:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2022-07-21 13:51:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2022-07-21 13:51:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2022-07-21 13:51:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2022-07-21 13:51:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2022-07-21 13:51:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2022-07-21 13:51:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-21 13:51:02,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-21 13:51:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2022-07-21 13:51:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2022-07-21 13:51:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2022-07-21 13:51:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2022-07-21 13:51:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2022-07-21 13:51:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2022-07-21 13:51:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2022-07-21 13:51:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2022-07-21 13:51:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-21 13:51:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-21 13:51:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-21 13:51:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-21 13:51:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2022-07-21 13:51:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2022-07-21 13:51:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2022-07-21 13:51:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2022-07-21 13:51:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2022-07-21 13:51:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2022-07-21 13:51:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-21 13:51:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-21 13:51:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-21 13:51:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-21 13:51:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2022-07-21 13:51:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2022-07-21 13:51:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-21 13:51:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-21 13:51:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2022-07-21 13:51:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2022-07-21 13:51:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-21 13:51:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-21 13:51:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2022-07-21 13:51:02,723 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2022-07-21 13:51:03,799 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 13:51:03,803 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 13:51:07,076 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 13:53:11,933 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-21 13:53:12,519 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 13:53:12,538 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 13:53:12,539 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-21 13:53:12,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:53:12 BoogieIcfgContainer [2022-07-21 13:53:12,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 13:53:12,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 13:53:12,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 13:53:12,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 13:53:12,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:50:56" (1/3) ... [2022-07-21 13:53:12,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48867496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:53:12, skipping insertion in model container [2022-07-21 13:53:12,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:51:01" (2/3) ... [2022-07-21 13:53:12,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48867496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:53:12, skipping insertion in model container [2022-07-21 13:53:12,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:53:12" (3/3) ... [2022-07-21 13:53:12,553 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-21 13:53:12,566 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 13:53:12,567 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-21 13:53:12,679 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 13:53:12,692 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@41e663cd, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@59275815 [2022-07-21 13:53:12,692 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-21 13:53:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand has 3184 states, 2248 states have (on average 1.2887010676156583) internal successors, (2897), 2315 states have internal predecessors, (2897), 767 states have call successors, (767), 171 states have call predecessors, (767), 170 states have return successors, (761), 748 states have call predecessors, (761), 761 states have call successors, (761) [2022-07-21 13:53:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-07-21 13:53:12,727 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:53:12,728 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:53:12,729 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:53:12,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:53:12,733 INFO L85 PathProgramCache]: Analyzing trace with hash -410247399, now seen corresponding path program 1 times [2022-07-21 13:53:12,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:53:12,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1156605654] [2022-07-21 13:53:12,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:53:12,752 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:53:12,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:53:12,755 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) [2022-07-21 13:53:12,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 13:53:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:53:14,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 2379 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:53:14,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:53:15,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-21 13:53:15,723 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:53:15,724 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:53:15,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1156605654] [2022-07-21 13:53:15,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1156605654] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:53:15,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:53:15,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:53:15,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898268528] [2022-07-21 13:53:15,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:53:15,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:53:15,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:53:15,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:53:15,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:15,771 INFO L87 Difference]: Start difference. First operand has 3184 states, 2248 states have (on average 1.2887010676156583) internal successors, (2897), 2315 states have internal predecessors, (2897), 767 states have call successors, (767), 171 states have call predecessors, (767), 170 states have return successors, (761), 748 states have call predecessors, (761), 761 states have call successors, (761) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-21 13:53:17,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:53:17,059 INFO L93 Difference]: Finished difference Result 9348 states and 13113 transitions. [2022-07-21 13:53:17,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:53:17,062 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2022-07-21 13:53:17,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:53:17,128 INFO L225 Difference]: With dead ends: 9348 [2022-07-21 13:53:17,128 INFO L226 Difference]: Without dead ends: 6197 [2022-07-21 13:53:17,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:17,164 INFO L413 NwaCegarLoop]: 5108 mSDtfsCounter, 4228 mSDsluCounter, 4336 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4228 SdHoareTripleChecker+Valid, 9444 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-21 13:53:17,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4228 Valid, 9444 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-21 13:53:17,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-07-21 13:53:17,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 6193. [2022-07-21 13:53:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6193 states, 4391 states have (on average 1.2862673650649055) internal successors, (5648), 4520 states have internal predecessors, (5648), 1463 states have call successors, (1463), 337 states have call predecessors, (1463), 336 states have return successors, (1459), 1433 states have call predecessors, (1459), 1459 states have call successors, (1459) [2022-07-21 13:53:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 6193 states and 8570 transitions. [2022-07-21 13:53:17,506 INFO L78 Accepts]: Start accepts. Automaton has 6193 states and 8570 transitions. Word has length 237 [2022-07-21 13:53:17,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:53:17,510 INFO L495 AbstractCegarLoop]: Abstraction has 6193 states and 8570 transitions. [2022-07-21 13:53:17,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-21 13:53:17,511 INFO L276 IsEmpty]: Start isEmpty. Operand 6193 states and 8570 transitions. [2022-07-21 13:53:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-07-21 13:53:17,521 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:53:17,521 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:53:17,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-21 13:53:17,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:53:17,744 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:53:17,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:53:17,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1794453411, now seen corresponding path program 1 times [2022-07-21 13:53:17,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:53:17,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2112376296] [2022-07-21 13:53:17,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:53:17,750 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:53:17,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:53:17,751 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) [2022-07-21 13:53:17,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 13:53:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:53:19,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:53:19,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:53:20,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-21 13:53:20,565 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:53:20,565 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:53:20,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2112376296] [2022-07-21 13:53:20,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2112376296] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:53:20,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:53:20,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:53:20,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424846964] [2022-07-21 13:53:20,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:53:20,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:53:20,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:53:20,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:53:20,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:20,569 INFO L87 Difference]: Start difference. First operand 6193 states and 8570 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-21 13:53:21,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:53:21,548 INFO L93 Difference]: Finished difference Result 18429 states and 25528 transitions. [2022-07-21 13:53:21,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:53:21,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 241 [2022-07-21 13:53:21,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:53:21,645 INFO L225 Difference]: With dead ends: 18429 [2022-07-21 13:53:21,645 INFO L226 Difference]: Without dead ends: 12279 [2022-07-21 13:53:21,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:21,688 INFO L413 NwaCegarLoop]: 5194 mSDtfsCounter, 4278 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4278 SdHoareTripleChecker+Valid, 9537 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 13:53:21,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4278 Valid, 9537 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 13:53:21,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12279 states. [2022-07-21 13:53:22,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12279 to 12250. [2022-07-21 13:53:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12250 states, 8704 states have (on average 1.2868795955882353) internal successors, (11201), 8964 states have internal predecessors, (11201), 2872 states have call successors, (2872), 672 states have call predecessors, (2872), 671 states have return successors, (2902), 2809 states have call predecessors, (2902), 2868 states have call successors, (2902) [2022-07-21 13:53:22,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12250 states to 12250 states and 16975 transitions. [2022-07-21 13:53:22,360 INFO L78 Accepts]: Start accepts. Automaton has 12250 states and 16975 transitions. Word has length 241 [2022-07-21 13:53:22,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:53:22,362 INFO L495 AbstractCegarLoop]: Abstraction has 12250 states and 16975 transitions. [2022-07-21 13:53:22,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-21 13:53:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 12250 states and 16975 transitions. [2022-07-21 13:53:22,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-21 13:53:22,369 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:53:22,369 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:53:22,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 13:53:22,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:53:22,592 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:53:22,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:53:22,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1906340829, now seen corresponding path program 1 times [2022-07-21 13:53:22,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:53:22,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [436687605] [2022-07-21 13:53:22,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:53:22,596 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:53:22,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:53:22,602 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) [2022-07-21 13:53:22,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 13:53:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:53:24,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 2469 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:53:24,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:53:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-21 13:53:25,464 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:53:25,464 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:53:25,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [436687605] [2022-07-21 13:53:25,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [436687605] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:53:25,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:53:25,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:53:25,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108290821] [2022-07-21 13:53:25,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:53:25,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:53:25,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:53:25,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:53:25,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:25,467 INFO L87 Difference]: Start difference. First operand 12250 states and 16975 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-21 13:53:26,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:53:26,687 INFO L93 Difference]: Finished difference Result 36372 states and 50419 transitions. [2022-07-21 13:53:26,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:53:26,688 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 253 [2022-07-21 13:53:26,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:53:26,835 INFO L225 Difference]: With dead ends: 36372 [2022-07-21 13:53:26,835 INFO L226 Difference]: Without dead ends: 24165 [2022-07-21 13:53:26,893 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:26,895 INFO L413 NwaCegarLoop]: 5431 mSDtfsCounter, 4199 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4199 SdHoareTripleChecker+Valid, 9790 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-21 13:53:26,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 9790 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-21 13:53:26,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24165 states. [2022-07-21 13:53:27,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24165 to 24116. [2022-07-21 13:53:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24116 states, 17160 states have (on average 1.2863053613053612) internal successors, (22073), 17662 states have internal predecessors, (22073), 5620 states have call successors, (5620), 1334 states have call predecessors, (5620), 1333 states have return successors, (5748), 5491 states have call predecessors, (5748), 5616 states have call successors, (5748) [2022-07-21 13:53:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24116 states to 24116 states and 33441 transitions. [2022-07-21 13:53:28,092 INFO L78 Accepts]: Start accepts. Automaton has 24116 states and 33441 transitions. Word has length 253 [2022-07-21 13:53:28,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:53:28,093 INFO L495 AbstractCegarLoop]: Abstraction has 24116 states and 33441 transitions. [2022-07-21 13:53:28,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-21 13:53:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 24116 states and 33441 transitions. [2022-07-21 13:53:28,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-21 13:53:28,101 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:53:28,101 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:53:28,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-21 13:53:28,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:53:28,319 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:53:28,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:53:28,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1139698583, now seen corresponding path program 1 times [2022-07-21 13:53:28,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:53:28,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [327449361] [2022-07-21 13:53:28,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:53:28,324 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:53:28,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:53:28,326 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) [2022-07-21 13:53:28,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-21 13:53:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:53:30,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 2599 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:53:30,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:53:31,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1542 trivial. 0 not checked. [2022-07-21 13:53:31,622 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:53:31,622 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:53:31,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [327449361] [2022-07-21 13:53:31,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [327449361] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:53:31,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:53:31,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:53:31,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105774315] [2022-07-21 13:53:31,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:53:31,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:53:31,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:53:31,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:53:31,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:31,625 INFO L87 Difference]: Start difference. First operand 24116 states and 33441 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-21 13:53:34,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:53:34,564 INFO L93 Difference]: Finished difference Result 53328 states and 73680 transitions. [2022-07-21 13:53:34,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:53:34,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 268 [2022-07-21 13:53:34,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:53:34,745 INFO L225 Difference]: With dead ends: 53328 [2022-07-21 13:53:34,745 INFO L226 Difference]: Without dead ends: 29255 [2022-07-21 13:53:34,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:34,862 INFO L413 NwaCegarLoop]: 5001 mSDtfsCounter, 3324 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3324 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-21 13:53:34,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3324 Valid, 9308 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-21 13:53:34,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29255 states. [2022-07-21 13:53:35,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29255 to 29224. [2022-07-21 13:53:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29224 states, 20689 states have (on average 1.2819372613466093) internal successors, (26522), 21309 states have internal predecessors, (26522), 6759 states have call successors, (6759), 1770 states have call predecessors, (6759), 1773 states have return successors, (6853), 6618 states have call predecessors, (6853), 6755 states have call successors, (6853) [2022-07-21 13:53:36,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29224 states to 29224 states and 40134 transitions. [2022-07-21 13:53:36,156 INFO L78 Accepts]: Start accepts. Automaton has 29224 states and 40134 transitions. Word has length 268 [2022-07-21 13:53:36,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:53:36,161 INFO L495 AbstractCegarLoop]: Abstraction has 29224 states and 40134 transitions. [2022-07-21 13:53:36,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-21 13:53:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 29224 states and 40134 transitions. [2022-07-21 13:53:36,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-21 13:53:36,167 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:53:36,167 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:53:36,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-21 13:53:36,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:53:36,388 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:53:36,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:53:36,388 INFO L85 PathProgramCache]: Analyzing trace with hash -670162885, now seen corresponding path program 1 times [2022-07-21 13:53:36,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:53:36,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [577468188] [2022-07-21 13:53:36,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:53:36,392 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:53:36,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:53:36,394 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) [2022-07-21 13:53:36,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-21 13:53:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:53:38,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:53:38,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:53:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-21 13:53:39,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:53:39,230 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:53:39,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [577468188] [2022-07-21 13:53:39,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [577468188] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:53:39,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:53:39,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:53:39,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241933329] [2022-07-21 13:53:39,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:53:39,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:53:39,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:53:39,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:53:39,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:39,232 INFO L87 Difference]: Start difference. First operand 29224 states and 40134 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-21 13:53:42,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:53:42,877 INFO L93 Difference]: Finished difference Result 67239 states and 91750 transitions. [2022-07-21 13:53:42,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:53:42,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 264 [2022-07-21 13:53:42,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:53:43,241 INFO L225 Difference]: With dead ends: 67239 [2022-07-21 13:53:43,242 INFO L226 Difference]: Without dead ends: 38058 [2022-07-21 13:53:43,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:43,331 INFO L413 NwaCegarLoop]: 4962 mSDtfsCounter, 3312 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3312 SdHoareTripleChecker+Valid, 9223 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-07-21 13:53:43,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3312 Valid, 9223 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-07-21 13:53:43,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38058 states. [2022-07-21 13:53:44,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38058 to 38025. [2022-07-21 13:53:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38025 states, 26890 states have (on average 1.2725548531052435) internal successors, (34219), 27713 states have internal predecessors, (34219), 8581 states have call successors, (8581), 2548 states have call predecessors, (8581), 2551 states have return successors, (8777), 8353 states have call predecessors, (8777), 8577 states have call successors, (8777) [2022-07-21 13:53:44,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38025 states to 38025 states and 51577 transitions. [2022-07-21 13:53:44,771 INFO L78 Accepts]: Start accepts. Automaton has 38025 states and 51577 transitions. Word has length 264 [2022-07-21 13:53:44,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:53:44,772 INFO L495 AbstractCegarLoop]: Abstraction has 38025 states and 51577 transitions. [2022-07-21 13:53:44,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-21 13:53:44,772 INFO L276 IsEmpty]: Start isEmpty. Operand 38025 states and 51577 transitions. [2022-07-21 13:53:44,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-21 13:53:44,776 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:53:44,777 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:53:44,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-21 13:53:44,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:53:44,995 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:53:44,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:53:44,996 INFO L85 PathProgramCache]: Analyzing trace with hash 261335970, now seen corresponding path program 1 times [2022-07-21 13:53:44,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:53:44,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1227353863] [2022-07-21 13:53:44,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:53:44,999 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:53:44,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:53:45,001 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) [2022-07-21 13:53:45,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-21 13:53:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:53:47,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:53:47,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:53:48,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-21 13:53:48,082 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:53:48,082 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:53:48,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1227353863] [2022-07-21 13:53:48,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1227353863] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:53:48,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:53:48,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:53:48,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329045204] [2022-07-21 13:53:48,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:53:48,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:53:48,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:53:48,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:53:48,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:48,084 INFO L87 Difference]: Start difference. First operand 38025 states and 51577 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-21 13:53:49,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:53:49,752 INFO L93 Difference]: Finished difference Result 106483 states and 144928 transitions. [2022-07-21 13:53:49,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:53:49,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 276 [2022-07-21 13:53:49,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:53:50,323 INFO L225 Difference]: With dead ends: 106483 [2022-07-21 13:53:50,323 INFO L226 Difference]: Without dead ends: 68501 [2022-07-21 13:53:50,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:50,461 INFO L413 NwaCegarLoop]: 5456 mSDtfsCounter, 4284 mSDsluCounter, 4358 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4284 SdHoareTripleChecker+Valid, 9814 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-21 13:53:50,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4284 Valid, 9814 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-21 13:53:50,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68501 states. [2022-07-21 13:53:52,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68501 to 68444. [2022-07-21 13:53:52,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68444 states, 48359 states have (on average 1.27510908000579) internal successors, (61663), 49887 states have internal predecessors, (61663), 15635 states have call successors, (15635), 4448 states have call predecessors, (15635), 4447 states have return successors, (15999), 15174 states have call predecessors, (15999), 15631 states have call successors, (15999) [2022-07-21 13:53:53,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68444 states to 68444 states and 93297 transitions. [2022-07-21 13:53:53,175 INFO L78 Accepts]: Start accepts. Automaton has 68444 states and 93297 transitions. Word has length 276 [2022-07-21 13:53:53,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:53:53,176 INFO L495 AbstractCegarLoop]: Abstraction has 68444 states and 93297 transitions. [2022-07-21 13:53:53,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-21 13:53:53,176 INFO L276 IsEmpty]: Start isEmpty. Operand 68444 states and 93297 transitions. [2022-07-21 13:53:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-21 13:53:53,180 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:53:53,181 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:53:53,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-21 13:53:53,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:53:53,407 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:53:53,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:53:53,408 INFO L85 PathProgramCache]: Analyzing trace with hash -341688145, now seen corresponding path program 1 times [2022-07-21 13:53:53,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:53:53,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918405904] [2022-07-21 13:53:53,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:53:53,411 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:53:53,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:53:53,413 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) [2022-07-21 13:53:53,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-21 13:53:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:53:55,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:53:55,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:53:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 1731 trivial. 0 not checked. [2022-07-21 13:53:56,349 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:53:56,350 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:53:56,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1918405904] [2022-07-21 13:53:56,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1918405904] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:53:56,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:53:56,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:53:56,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95366503] [2022-07-21 13:53:56,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:53:56,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:53:56,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:53:56,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:53:56,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:53:56,351 INFO L87 Difference]: Start difference. First operand 68444 states and 93297 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-21 13:53:59,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:53:59,799 INFO L93 Difference]: Finished difference Result 203273 states and 277148 transitions. [2022-07-21 13:53:59,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:53:59,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 293 [2022-07-21 13:53:59,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:54:00,507 INFO L225 Difference]: With dead ends: 203273 [2022-07-21 13:54:00,507 INFO L226 Difference]: Without dead ends: 134928 [2022-07-21 13:54:00,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:54:00,693 INFO L413 NwaCegarLoop]: 6537 mSDtfsCounter, 4192 mSDsluCounter, 4345 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4192 SdHoareTripleChecker+Valid, 10882 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-21 13:54:00,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4192 Valid, 10882 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-21 13:54:00,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-21 13:54:04,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134924. [2022-07-21 13:54:04,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134924 states, 95481 states have (on average 1.2752589520428148) internal successors, (121763), 98391 states have internal predecessors, (121763), 30659 states have call successors, (30659), 8766 states have call predecessors, (30659), 8781 states have return successors, (31391), 29898 states have call predecessors, (31391), 30655 states have call successors, (31391) [2022-07-21 13:54:05,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134924 states to 134924 states and 183813 transitions. [2022-07-21 13:54:05,631 INFO L78 Accepts]: Start accepts. Automaton has 134924 states and 183813 transitions. Word has length 293 [2022-07-21 13:54:05,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:54:05,632 INFO L495 AbstractCegarLoop]: Abstraction has 134924 states and 183813 transitions. [2022-07-21 13:54:05,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-21 13:54:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 134924 states and 183813 transitions. [2022-07-21 13:54:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-21 13:54:05,637 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:54:05,637 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:54:05,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-07-21 13:54:05,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:54:05,851 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:54:05,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:54:05,852 INFO L85 PathProgramCache]: Analyzing trace with hash -201139535, now seen corresponding path program 1 times [2022-07-21 13:54:05,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:54:05,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268514267] [2022-07-21 13:54:05,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:54:05,855 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:54:05,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:54:05,856 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) [2022-07-21 13:54:05,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-21 13:54:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:54:07,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 13:54:07,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:54:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2022-07-21 13:54:20,854 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:54:20,854 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:54:20,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268514267] [2022-07-21 13:54:20,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [268514267] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:54:20,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:54:20,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 13:54:20,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911957376] [2022-07-21 13:54:20,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:54:20,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:54:20,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:54:20,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:54:20,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:54:20,856 INFO L87 Difference]: Start difference. First operand 134924 states and 183813 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-21 13:54:24,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:54:24,260 INFO L93 Difference]: Finished difference Result 134930 states and 183818 transitions. [2022-07-21 13:54:24,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 13:54:24,260 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 293 [2022-07-21 13:54:24,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:54:25,135 INFO L225 Difference]: With dead ends: 134930 [2022-07-21 13:54:25,135 INFO L226 Difference]: Without dead ends: 134928 [2022-07-21 13:54:25,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 13:54:25,192 INFO L413 NwaCegarLoop]: 4369 mSDtfsCounter, 4261 mSDsluCounter, 8726 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4262 SdHoareTripleChecker+Valid, 13095 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-21 13:54:25,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4262 Valid, 13095 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-21 13:54:25,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-21 13:54:28,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134928. [2022-07-21 13:54:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134928 states, 95484 states have (on average 1.2752503037158058) internal successors, (121766), 98394 states have internal predecessors, (121766), 30659 states have call successors, (30659), 8767 states have call predecessors, (30659), 8782 states have return successors, (31391), 29898 states have call predecessors, (31391), 30655 states have call successors, (31391) [2022-07-21 13:54:29,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134928 states to 134928 states and 183816 transitions. [2022-07-21 13:54:29,534 INFO L78 Accepts]: Start accepts. Automaton has 134928 states and 183816 transitions. Word has length 293 [2022-07-21 13:54:29,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:54:29,535 INFO L495 AbstractCegarLoop]: Abstraction has 134928 states and 183816 transitions. [2022-07-21 13:54:29,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-07-21 13:54:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 134928 states and 183816 transitions. [2022-07-21 13:54:29,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-07-21 13:54:29,538 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:54:29,538 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:54:29,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-21 13:54:29,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:54:29,759 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 13:54:29,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:54:29,760 INFO L85 PathProgramCache]: Analyzing trace with hash -398512991, now seen corresponding path program 1 times [2022-07-21 13:54:29,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:54:29,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351422442] [2022-07-21 13:54:29,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:54:29,762 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:54:29,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:54:29,764 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 13:54:29,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-21 13:54:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:54:31,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 2511 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 13:54:31,717 INFO L286 TraceCheckSpWp]: Computing forward predicates...