./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.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 ce86015a8790fe78c3fa1e0817dad1e3ce7732b16cd3bc300a77723095c4573b --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 16:22:55,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 16:22:55,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 16:22:55,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 16:22:55,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 16:22:55,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 16:22:55,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 16:22:55,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 16:22:55,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 16:22:55,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 16:22:55,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 16:22:55,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 16:22:55,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 16:22:55,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 16:22:55,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 16:22:55,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 16:22:55,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 16:22:55,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 16:22:55,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 16:22:55,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 16:22:55,525 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 16:22:55,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 16:22:55,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 16:22:55,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 16:22:55,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 16:22:55,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 16:22:55,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 16:22:55,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 16:22:55,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 16:22:55,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 16:22:55,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 16:22:55,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 16:22:55,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 16:22:55,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 16:22:55,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 16:22:55,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 16:22:55,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 16:22:55,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 16:22:55,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 16:22:55,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 16:22:55,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 16:22:55,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 16:22:55,543 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 16:22:55,566 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 16:22:55,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 16:22:55,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 16:22:55,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 16:22:55,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 16:22:55,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 16:22:55,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 16:22:55,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 16:22:55,569 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 16:22:55,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 16:22:55,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 16:22:55,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 16:22:55,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 16:22:55,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 16:22:55,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 16:22:55,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 16:22:55,570 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 16:22:55,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 16:22:55,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 16:22:55,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 16:22:55,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 16:22:55,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 16:22:55,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 16:22:55,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 16:22:55,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 16:22:55,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 16:22:55,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 16:22:55,572 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 16:22:55,572 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 16:22:55,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 16:22:55,573 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce86015a8790fe78c3fa1e0817dad1e3ce7732b16cd3bc300a77723095c4573b [2022-07-12 16:22:55,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 16:22:55,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 16:22:55,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 16:22:55,788 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 16:22:55,789 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 16:22:55,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-12 16:22:55,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff7e51db/5a4e4130b8d64728a06c0b3b9477716b/FLAG7e9cd841a [2022-07-12 16:22:56,509 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 16:22:56,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-12 16:22:56,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff7e51db/5a4e4130b8d64728a06c0b3b9477716b/FLAG7e9cd841a [2022-07-12 16:22:56,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff7e51db/5a4e4130b8d64728a06c0b3b9477716b [2022-07-12 16:22:56,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 16:22:56,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 16:22:56,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 16:22:56,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 16:22:56,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 16:22:56,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:22:56" (1/1) ... [2022-07-12 16:22:56,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb4371d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:22:56, skipping insertion in model container [2022-07-12 16:22:56,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:22:56" (1/1) ... [2022-07-12 16:22:56,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 16:22:57,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 16:23:00,234 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[509912,509925] [2022-07-12 16:23:00,237 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510081,510094] [2022-07-12 16:23:00,238 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510248,510261] [2022-07-12 16:23:00,238 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510416,510429] [2022-07-12 16:23:00,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:23:00,312 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 16:23:00,663 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: clip_format = clip_format & 4294901768U [14199] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-12 16:23:00,670 INFO L158 Benchmark]: Toolchain (without parser) took 3805.04ms. Allocated memory was 136.3MB in the beginning and 308.3MB in the end (delta: 172.0MB). Free memory was 87.1MB in the beginning and 200.6MB in the end (delta: -113.6MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. [2022-07-12 16:23:00,671 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 16:23:00,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3801.67ms. Allocated memory was 136.3MB in the beginning and 308.3MB in the end (delta: 172.0MB). Free memory was 87.1MB in the beginning and 200.6MB in the end (delta: -113.6MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. [2022-07-12 16:23:00,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3801.67ms. Allocated memory was 136.3MB in the beginning and 308.3MB in the end (delta: 172.0MB). Free memory was 87.1MB in the beginning and 200.6MB in the end (delta: -113.6MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: clip_format = clip_format & 4294901768U [14199] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: clip_format = clip_format & 4294901768U [14199]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.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 ce86015a8790fe78c3fa1e0817dad1e3ce7732b16cd3bc300a77723095c4573b --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 16:23:02,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 16:23:02,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 16:23:02,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 16:23:02,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 16:23:02,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 16:23:02,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 16:23:02,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 16:23:02,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 16:23:02,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 16:23:02,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 16:23:02,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 16:23:02,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 16:23:02,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 16:23:02,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 16:23:02,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 16:23:02,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 16:23:02,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 16:23:02,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 16:23:02,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 16:23:02,358 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 16:23:02,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 16:23:02,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 16:23:02,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 16:23:02,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 16:23:02,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 16:23:02,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 16:23:02,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 16:23:02,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 16:23:02,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 16:23:02,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 16:23:02,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 16:23:02,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 16:23:02,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 16:23:02,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 16:23:02,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 16:23:02,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 16:23:02,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 16:23:02,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 16:23:02,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 16:23:02,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 16:23:02,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 16:23:02,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 16:23:02,411 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 16:23:02,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 16:23:02,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 16:23:02,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 16:23:02,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 16:23:02,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 16:23:02,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 16:23:02,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 16:23:02,414 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 16:23:02,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 16:23:02,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 16:23:02,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 16:23:02,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 16:23:02,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 16:23:02,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 16:23:02,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 16:23:02,416 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 16:23:02,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 16:23:02,416 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 16:23:02,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 16:23:02,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 16:23:02,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 16:23:02,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 16:23:02,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 16:23:02,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 16:23:02,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 16:23:02,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 16:23:02,418 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 16:23:02,418 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 16:23:02,418 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 16:23:02,418 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 16:23:02,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 16:23:02,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 16:23:02,419 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce86015a8790fe78c3fa1e0817dad1e3ce7732b16cd3bc300a77723095c4573b [2022-07-12 16:23:02,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 16:23:02,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 16:23:02,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 16:23:02,722 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 16:23:02,723 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 16:23:02,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-12 16:23:02,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8830f285/56012cd3e00e40afb004a3a05fa8df2c/FLAG19c3a4f52 [2022-07-12 16:23:03,494 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 16:23:03,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-12 16:23:03,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8830f285/56012cd3e00e40afb004a3a05fa8df2c/FLAG19c3a4f52 [2022-07-12 16:23:03,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8830f285/56012cd3e00e40afb004a3a05fa8df2c [2022-07-12 16:23:03,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 16:23:03,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 16:23:03,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 16:23:03,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 16:23:03,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 16:23:03,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:23:03" (1/1) ... [2022-07-12 16:23:03,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18dca59a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:03, skipping insertion in model container [2022-07-12 16:23:03,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 04:23:03" (1/1) ... [2022-07-12 16:23:03,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 16:23:03,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 16:23:06,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[509912,509925] [2022-07-12 16:23:06,727 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510081,510094] [2022-07-12 16:23:06,727 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510248,510261] [2022-07-12 16:23:06,728 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510416,510429] [2022-07-12 16:23:06,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:23:06,804 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 16:23:06,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 16:23:07,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[509912,509925] [2022-07-12 16:23:07,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510081,510094] [2022-07-12 16:23:07,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510248,510261] [2022-07-12 16:23:07,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510416,510429] [2022-07-12 16:23:07,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:23:07,201 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 16:23:07,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[509912,509925] [2022-07-12 16:23:07,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510081,510094] [2022-07-12 16:23:07,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510248,510261] [2022-07-12 16:23:07,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i[510416,510429] [2022-07-12 16:23:07,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 16:23:07,741 INFO L208 MainTranslator]: Completed translation [2022-07-12 16:23:07,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07 WrapperNode [2022-07-12 16:23:07,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 16:23:07,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 16:23:07,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 16:23:07,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 16:23:07,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:07,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,103 INFO L137 Inliner]: procedures = 498, calls = 6590, calls flagged for inlining = 235, calls inlined = 218, statements flattened = 11753 [2022-07-12 16:23:08,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 16:23:08,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 16:23:08,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 16:23:08,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 16:23:08,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 16:23:08,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 16:23:08,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 16:23:08,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 16:23:08,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (1/1) ... [2022-07-12 16:23:08,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 16:23:08,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 16:23:08,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 16:23:08,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 16:23:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2022-07-12 16:23:08,795 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2022-07-12 16:23:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2022-07-12 16:23:08,795 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2022-07-12 16:23:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE___0 [2022-07-12 16:23:08,795 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE___0 [2022-07-12 16:23:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_reqbufs [2022-07-12 16:23:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_reqbufs [2022-07-12 16:23:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 16:23:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 16:23:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2022-07-12 16:23:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2022-07-12 16:23:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 16:23:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 16:23:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2022-07-12 16:23:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2022-07-12 16:23:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2022-07-12 16:23:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2022-07-12 16:23:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_window [2022-07-12 16:23:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_window [2022-07-12 16:23:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 16:23:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 16:23:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_get [2022-07-12 16:23:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_get [2022-07-12 16:23:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure video_end [2022-07-12 16:23:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure video_end [2022-07-12 16:23:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure arch_spin_is_locked [2022-07-12 16:23:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_spin_is_locked [2022-07-12 16:23:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2022-07-12 16:23:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2022-07-12 16:23:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2022-07-12 16:23:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2022-07-12 16:23:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2022-07-12 16:23:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2022-07-12 16:23:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_queue [2022-07-12 16:23:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_queue [2022-07-12 16:23:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure video_close [2022-07-12 16:23:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure video_close [2022-07-12 16:23:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_open [2022-07-12 16:23:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_open [2022-07-12 16:23:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_59 [2022-07-12 16:23:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_59 [2022-07-12 16:23:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2022-07-12 16:23:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2022-07-12 16:23:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_alloc [2022-07-12 16:23:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_alloc [2022-07-12 16:23:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_54 [2022-07-12 16:23:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_54 [2022-07-12 16:23:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 16:23:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 16:23:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-07-12 16:23:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-07-12 16:23:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 16:23:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 16:23:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_irq_done [2022-07-12 16:23:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_irq_done [2022-07-12 16:23:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-07-12 16:23:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-07-12 16:23:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-07-12 16:23:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-07-12 16:23:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 16:23:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 16:23:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2022-07-12 16:23:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2022-07-12 16:23:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 16:23:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 16:23:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-07-12 16:23:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-07-12 16:23:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 16:23:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_overlay [2022-07-12 16:23:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_overlay [2022-07-12 16:23:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_dqbuf [2022-07-12 16:23:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_dqbuf [2022-07-12 16:23:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-12 16:23:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_60 [2022-07-12 16:23:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_60 [2022-07-12 16:23:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure video_irq_done [2022-07-12 16:23:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure video_irq_done [2022-07-12 16:23:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 16:23:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-07-12 16:23:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-07-12 16:23:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 16:23:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_saa7146_dev [2022-07-12 16:23:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_saa7146_dev [2022-07-12 16:23:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_overlay [2022-07-12 16:23:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_overlay [2022-07-12 16:23:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2022-07-12 16:23:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2022-07-12 16:23:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-12 16:23:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-12 16:23:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 16:23:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 16:23:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_eliminate [2022-07-12 16:23:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_eliminate [2022-07-12 16:23:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-07-12 16:23:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-07-12 16:23:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_qbuf [2022-07-12 16:23:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_qbuf [2022-07-12 16:23:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 16:23:08,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 16:23:08,810 INFO L130 BoogieDeclarations]: Found specification of procedure fops_read [2022-07-12 16:23:08,811 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_read [2022-07-12 16:23:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 16:23:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 16:23:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure release_all_pagetables [2022-07-12 16:23:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure release_all_pagetables [2022-07-12 16:23:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_finish [2022-07-12 16:23:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_finish [2022-07-12 16:23:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_output_format [2022-07-12 16:23:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_output_format [2022-07-12 16:23:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2022-07-12 16:23:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2022-07-12 16:23:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 16:23:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 16:23:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_stop [2022-07-12 16:23:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_stop [2022-07-12 16:23:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_free [2022-07-12 16:23:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_free [2022-07-12 16:23:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2022-07-12 16:23:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2022-07-12 16:23:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-12 16:23:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-12 16:23:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fbuf [2022-07-12 16:23:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fbuf [2022-07-12 16:23:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 16:23:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 16:23:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_free [2022-07-12 16:23:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_free [2022-07-12 16:23:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 16:23:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 16:23:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 16:23:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-12 16:23:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-12 16:23:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 16:23:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 16:23:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-12 16:23:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-12 16:23:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-12 16:23:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-12 16:23:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2022-07-12 16:23:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2022-07-12 16:23:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_build_single [2022-07-12 16:23:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_build_single [2022-07-12 16:23:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 16:23:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_s_ctrl [2022-07-12 16:23:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_s_ctrl [2022-07-12 16:23:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 16:23:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 16:23:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 16:23:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 16:23:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2022-07-12 16:23:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2022-07-12 16:23:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2022-07-12 16:23:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2022-07-12 16:23:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 16:23:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 16:23:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamon [2022-07-12 16:23:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamon [2022-07-12 16:23:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-12 16:23:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-12 16:23:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2022-07-12 16:23:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2022-07-12 16:23:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure video_init [2022-07-12 16:23:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure video_init [2022-07-12 16:23:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_overlay [2022-07-12 16:23:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_overlay [2022-07-12 16:23:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vbi_cap [2022-07-12 16:23:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vbi_cap [2022-07-12 16:23:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-12 16:23:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-12 16:23:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 16:23:08,824 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 16:23:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2022-07-12 16:23:08,825 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2022-07-12 16:23:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure fops_mmap [2022-07-12 16:23:08,825 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_mmap [2022-07-12 16:23:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 16:23:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 16:23:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_disable_clipping [2022-07-12 16:23:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_disable_clipping [2022-07-12 16:23:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 16:23:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2022-07-12 16:23:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2022-07-12 16:23:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 16:23:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 16:23:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 16:23:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 16:23:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 16:23:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 16:23:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 16:23:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_stop_preview [2022-07-12 16:23:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_stop_preview [2022-07-12 16:23:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-12 16:23:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-12 16:23:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_int_slock_of_saa7146_dev [2022-07-12 16:23:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_int_slock_of_saa7146_dev [2022-07-12 16:23:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_saa7146_dev [2022-07-12 16:23:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_saa7146_dev [2022-07-12 16:23:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-07-12 16:23:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-07-12 16:23:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure video_begin [2022-07-12 16:23:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure video_begin [2022-07-12 16:23:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 16:23:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 16:23:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure fops_open [2022-07-12 16:23:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_open [2022-07-12 16:23:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_init [2022-07-12 16:23:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_init [2022-07-12 16:23:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 16:23:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 16:23:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fbuf [2022-07-12 16:23:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fbuf [2022-07-12 16:23:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-07-12 16:23:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-07-12 16:23:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 16:23:08,830 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 16:23:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 16:23:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 16:23:08,830 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 16:23:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 16:23:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 16:23:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 16:23:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2022-07-12 16:23:08,830 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2022-07-12 16:23:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 16:23:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 16:23:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 16:23:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-07-12 16:23:08,831 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-07-12 16:23:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 16:23:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 16:23:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 16:23:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 16:23:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 16:23:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 16:23:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 16:23:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 16:23:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2022-07-12 16:23:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2022-07-12 16:23:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 16:23:08,835 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 16:23:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2022-07-12 16:23:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2022-07-12 16:23:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_start_preview [2022-07-12 16:23:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_start_preview [2022-07-12 16:23:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2022-07-12 16:23:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2022-07-12 16:23:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 16:23:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 16:23:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure fops_release [2022-07-12 16:23:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_release [2022-07-12 16:23:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_querybuf [2022-07-12 16:23:08,837 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_querybuf [2022-07-12 16:23:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_ENABLE___0 [2022-07-12 16:23:08,837 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_ENABLE___0 [2022-07-12 16:23:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 16:23:08,837 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 16:23:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-07-12 16:23:08,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-07-12 16:23:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_write_out_dma [2022-07-12 16:23:08,837 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_write_out_dma [2022-07-12 16:23:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 16:23:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 16:23:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 16:23:08,838 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-12 16:23:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-12 16:23:08,838 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_format_by_fourcc [2022-07-12 16:23:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_format_by_fourcc [2022-07-12 16:23:08,838 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_dma_free [2022-07-12 16:23:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_dma_free [2022-07-12 16:23:08,838 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_next [2022-07-12 16:23:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_next [2022-07-12 16:23:08,838 INFO L130 BoogieDeclarations]: Found specification of procedure program_capture_engine [2022-07-12 16:23:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure program_capture_engine [2022-07-12 16:23:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_close [2022-07-12 16:23:08,839 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_close [2022-07-12 16:23:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-12 16:23:08,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-12 16:23:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2022-07-12 16:23:08,839 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2022-07-12 16:23:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 16:23:08,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 16:23:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-12 16:23:08,839 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-12 16:23:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure fops_write [2022-07-12 16:23:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_write [2022-07-12 16:23:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_read [2022-07-12 16:23:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_read [2022-07-12 16:23:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure fops_poll [2022-07-12 16:23:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_poll [2022-07-12 16:23:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-12 16:23:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-12 16:23:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 16:23:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 16:23:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 16:23:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 16:23:09,966 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 16:23:09,969 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 16:23:11,091 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 16:27:13,201 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 16:27:13,381 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 16:27:13,405 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 16:27:13,405 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-12 16:27:13,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 04:27:13 BoogieIcfgContainer [2022-07-12 16:27:13,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 16:27:13,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 16:27:13,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 16:27:13,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 16:27:13,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 04:23:03" (1/3) ... [2022-07-12 16:27:13,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b05720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 04:27:13, skipping insertion in model container [2022-07-12 16:27:13,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 04:23:07" (2/3) ... [2022-07-12 16:27:13,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b05720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 04:27:13, skipping insertion in model container [2022-07-12 16:27:13,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 04:27:13" (3/3) ... [2022-07-12 16:27:13,421 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-12 16:27:13,430 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 16:27:13,431 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-12 16:27:13,523 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 16:27:13,529 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@2603631d, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5827760b [2022-07-12 16:27:13,529 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-12 16:27:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand has 3311 states, 2381 states have (on average 1.3443931121377573) internal successors, (3201), 2398 states have internal predecessors, (3201), 791 states have call successors, (791), 137 states have call predecessors, (791), 136 states have return successors, (782), 775 states have call predecessors, (782), 782 states have call successors, (782) [2022-07-12 16:27:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2022-07-12 16:27:13,562 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:27:13,563 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 43, 43, 43, 43, 43, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:27:13,563 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-12 16:27:13,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:27:13,571 INFO L85 PathProgramCache]: Analyzing trace with hash -647350993, now seen corresponding path program 1 times [2022-07-12 16:27:13,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 16:27:13,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [523020697] [2022-07-12 16:27:13,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:27:13,591 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 16:27:13,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 16:27:13,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 16:27:13,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 16:27:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:27:17,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 4277 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 16:27:17,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 16:27:17,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 8127 trivial. 0 not checked. [2022-07-12 16:27:17,643 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 16:27:17,644 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 16:27:17,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [523020697] [2022-07-12 16:27:17,644 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [523020697] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:27:17,644 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:27:17,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 16:27:17,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541718053] [2022-07-12 16:27:17,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:27:17,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 16:27:17,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 16:27:17,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 16:27:17,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 16:27:17,673 INFO L87 Difference]: Start difference. First operand has 3311 states, 2381 states have (on average 1.3443931121377573) internal successors, (3201), 2398 states have internal predecessors, (3201), 791 states have call successors, (791), 137 states have call predecessors, (791), 136 states have return successors, (782), 775 states have call predecessors, (782), 782 states have call successors, (782) Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (48), 3 states have call predecessors, (48), 3 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-12 16:27:19,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:27:19,079 INFO L93 Difference]: Finished difference Result 9635 states and 14171 transitions. [2022-07-12 16:27:19,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 16:27:19,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (48), 3 states have call predecessors, (48), 3 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 496 [2022-07-12 16:27:19,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:27:19,134 INFO L225 Difference]: With dead ends: 9635 [2022-07-12 16:27:19,134 INFO L226 Difference]: Without dead ends: 6396 [2022-07-12 16:27:19,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 494 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 16:27:19,161 INFO L413 NwaCegarLoop]: 5449 mSDtfsCounter, 4474 mSDsluCounter, 4678 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4474 SdHoareTripleChecker+Valid, 10127 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 16:27:19,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4474 Valid, 10127 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 16:27:19,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6396 states. [2022-07-12 16:27:19,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6396 to 6392. [2022-07-12 16:27:19,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6392 states, 4629 states have (on average 1.3348455389933032) internal successors, (6179), 4662 states have internal predecessors, (6179), 1492 states have call successors, (1492), 269 states have call predecessors, (1492), 268 states have return successors, (1488), 1474 states have call predecessors, (1488), 1488 states have call successors, (1488) [2022-07-12 16:27:19,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 9159 transitions. [2022-07-12 16:27:19,696 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 9159 transitions. Word has length 496 [2022-07-12 16:27:19,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:27:19,700 INFO L495 AbstractCegarLoop]: Abstraction has 6392 states and 9159 transitions. [2022-07-12 16:27:19,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (48), 3 states have call predecessors, (48), 3 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-07-12 16:27:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 9159 transitions. [2022-07-12 16:27:19,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2022-07-12 16:27:19,712 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:27:19,712 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 43, 43, 43, 43, 43, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:27:19,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 16:27:19,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 16:27:19,948 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-12 16:27:19,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:27:19,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1339452975, now seen corresponding path program 1 times [2022-07-12 16:27:19,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 16:27:19,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1073042957] [2022-07-12 16:27:19,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:27:19,972 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 16:27:19,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 16:27:19,973 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 16:27:19,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 16:27:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 16:27:24,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 4317 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 16:27:24,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 16:27:24,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 8127 trivial. 0 not checked. [2022-07-12 16:27:24,417 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 16:27:24,418 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 16:27:24,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1073042957] [2022-07-12 16:27:24,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1073042957] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 16:27:24,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 16:27:24,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 16:27:24,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803092894] [2022-07-12 16:27:24,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 16:27:24,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 16:27:24,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 16:27:24,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 16:27:24,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 16:27:24,423 INFO L87 Difference]: Start difference. First operand 6392 states and 9159 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-12 16:27:25,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 16:27:25,195 INFO L93 Difference]: Finished difference Result 18900 states and 27201 transitions. [2022-07-12 16:27:25,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 16:27:25,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 502 [2022-07-12 16:27:25,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 16:27:25,283 INFO L225 Difference]: With dead ends: 18900 [2022-07-12 16:27:25,283 INFO L226 Difference]: Without dead ends: 12599 [2022-07-12 16:27:25,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 501 GetRequests, 500 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 16:27:25,318 INFO L413 NwaCegarLoop]: 5478 mSDtfsCounter, 4538 mSDsluCounter, 4714 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4538 SdHoareTripleChecker+Valid, 10192 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 [2022-07-12 16:27:25,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4538 Valid, 10192 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 16:27:25,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12599 states. [2022-07-12 16:27:25,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12599 to 12559. [2022-07-12 16:27:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12559 states, 9121 states have (on average 1.3373533603771517) internal successors, (12198), 9185 states have internal predecessors, (12198), 2905 states have call successors, (2905), 535 states have call predecessors, (2905), 530 states have return successors, (3023), 2862 states have call predecessors, (3023), 2901 states have call successors, (3023) [2022-07-12 16:27:25,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12559 states to 12559 states and 18126 transitions. [2022-07-12 16:27:25,778 INFO L78 Accepts]: Start accepts. Automaton has 12559 states and 18126 transitions. Word has length 502 [2022-07-12 16:27:25,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 16:27:25,781 INFO L495 AbstractCegarLoop]: Abstraction has 12559 states and 18126 transitions. [2022-07-12 16:27:25,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-12 16:27:25,782 INFO L276 IsEmpty]: Start isEmpty. Operand 12559 states and 18126 transitions. [2022-07-12 16:27:25,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2022-07-12 16:27:25,791 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 16:27:25,791 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 43, 43, 43, 43, 43, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 16:27:25,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 16:27:26,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 16:27:26,015 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-12 16:27:26,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 16:27:26,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1268668300, now seen corresponding path program 1 times [2022-07-12 16:27:26,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 16:27:26,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1582132050] [2022-07-12 16:27:26,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 16:27:26,022 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 16:27:26,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 16:27:26,023 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 16:27:26,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process