./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_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 84c3cd9f2d964ef70410e7a0d1394c510500a590ba49afbae062bd2d798f4c53 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 14:49:24,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 14:49:24,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 14:49:24,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 14:49:24,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 14:49:24,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 14:49:24,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 14:49:24,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 14:49:24,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 14:49:24,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 14:49:24,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 14:49:24,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 14:49:24,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 14:49:24,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 14:49:24,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 14:49:24,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 14:49:24,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 14:49:24,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 14:49:24,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 14:49:24,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 14:49:24,057 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 14:49:24,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 14:49:24,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 14:49:24,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 14:49:24,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 14:49:24,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 14:49:24,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 14:49:24,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 14:49:24,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 14:49:24,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 14:49:24,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 14:49:24,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 14:49:24,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 14:49:24,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 14:49:24,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 14:49:24,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 14:49:24,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 14:49:24,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 14:49:24,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 14:49:24,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 14:49:24,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 14:49:24,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 14:49:24,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 14:49:24,090 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 14:49:24,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 14:49:24,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 14:49:24,091 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 14:49:24,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 14:49:24,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 14:49:24,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 14:49:24,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 14:49:24,093 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 14:49:24,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 14:49:24,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 14:49:24,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 14:49:24,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 14:49:24,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 14:49:24,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 14:49:24,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 14:49:24,095 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 14:49:24,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 14:49:24,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 14:49:24,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 14:49:24,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 14:49:24,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 14:49:24,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 14:49:24,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 14:49:24,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 14:49:24,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 14:49:24,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 14:49:24,097 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 14:49:24,097 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 14:49:24,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 14:49:24,098 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84c3cd9f2d964ef70410e7a0d1394c510500a590ba49afbae062bd2d798f4c53 [2022-07-21 14:49:24,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 14:49:24,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 14:49:24,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 14:49:24,391 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 14:49:24,391 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 14:49:24,392 INFO L432 ainManager$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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-21 14:49:24,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8991bf376/0881cf673e914214ad1879c52f6d62ca/FLAG911bb1006 [2022-07-21 14:49:25,116 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 14:49:25,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-21 14:49:25,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8991bf376/0881cf673e914214ad1879c52f6d62ca/FLAG911bb1006 [2022-07-21 14:49:25,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8991bf376/0881cf673e914214ad1879c52f6d62ca [2022-07-21 14:49:25,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 14:49:25,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 14:49:25,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 14:49:25,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 14:49:25,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 14:49:25,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:49:25" (1/1) ... [2022-07-21 14:49:25,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1e6e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:25, skipping insertion in model container [2022-07-21 14:49:25,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:49:25" (1/1) ... [2022-07-21 14:49:25,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 14:49:25,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 14:49:27,888 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[497885,497898] [2022-07-21 14:49:27,890 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498051,498064] [2022-07-21 14:49:27,891 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498215,498228] [2022-07-21 14:49:27,891 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498380,498393] [2022-07-21 14:49:27,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 14:49:27,992 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 14:49:28,386 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 [14246] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-21 14:49:28,393 INFO L158 Benchmark]: Toolchain (without parser) took 3145.71ms. Allocated memory was 58.7MB in the beginning and 228.6MB in the end (delta: 169.9MB). Free memory was 33.2MB in the beginning and 123.5MB in the end (delta: -90.4MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2022-07-21 14:49:28,394 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 14:49:28,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3142.29ms. Allocated memory was 58.7MB in the beginning and 228.6MB in the end (delta: 169.9MB). Free memory was 33.0MB in the beginning and 123.5MB in the end (delta: -90.5MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2022-07-21 14:49:28,396 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3142.29ms. Allocated memory was 58.7MB in the beginning and 228.6MB in the end (delta: 169.9MB). Free memory was 33.0MB in the beginning and 123.5MB in the end (delta: -90.5MB). Peak memory consumption was 94.7MB. 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 [14246] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: clip_format = clip_format & 4294901768U [14246]: 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-mutex_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 84c3cd9f2d964ef70410e7a0d1394c510500a590ba49afbae062bd2d798f4c53 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 14:49:29,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 14:49:29,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 14:49:29,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 14:49:29,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 14:49:29,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 14:49:29,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 14:49:29,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 14:49:29,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 14:49:29,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 14:49:29,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 14:49:29,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 14:49:29,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 14:49:29,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 14:49:29,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 14:49:29,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 14:49:29,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 14:49:29,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 14:49:29,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 14:49:29,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 14:49:29,855 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 14:49:29,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 14:49:29,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 14:49:29,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 14:49:29,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 14:49:29,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 14:49:29,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 14:49:29,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 14:49:29,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 14:49:29,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 14:49:29,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 14:49:29,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 14:49:29,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 14:49:29,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 14:49:29,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 14:49:29,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 14:49:29,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 14:49:29,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 14:49:29,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 14:49:29,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 14:49:29,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 14:49:29,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 14:49:29,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 14:49:29,894 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 14:49:29,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 14:49:29,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 14:49:29,894 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 14:49:29,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 14:49:29,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 14:49:29,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 14:49:29,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 14:49:29,896 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 14:49:29,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 14:49:29,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 14:49:29,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 14:49:29,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 14:49:29,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 14:49:29,896 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 14:49:29,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 14:49:29,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 14:49:29,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 14:49:29,897 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 14:49:29,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 14:49:29,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 14:49:29,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 14:49:29,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 14:49:29,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 14:49:29,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 14:49:29,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 14:49:29,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 14:49:29,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 14:49:29,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 14:49:29,899 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 14:49:29,900 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 14:49:29,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 14:49:29,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 14:49:29,900 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84c3cd9f2d964ef70410e7a0d1394c510500a590ba49afbae062bd2d798f4c53 [2022-07-21 14:49:30,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 14:49:30,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 14:49:30,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 14:49:30,159 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 14:49:30,160 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 14:49:30,161 INFO L432 ainManager$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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-21 14:49:30,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2127b43e/d10996bd8ec34169aeea97e525da62d4/FLAGc75a6be48 [2022-07-21 14:49:30,901 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 14:49:30,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-21 14:49:30,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2127b43e/d10996bd8ec34169aeea97e525da62d4/FLAGc75a6be48 [2022-07-21 14:49:31,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2127b43e/d10996bd8ec34169aeea97e525da62d4 [2022-07-21 14:49:31,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 14:49:31,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 14:49:31,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 14:49:31,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 14:49:31,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 14:49:31,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:49:31" (1/1) ... [2022-07-21 14:49:31,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be667e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:31, skipping insertion in model container [2022-07-21 14:49:31,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:49:31" (1/1) ... [2022-07-21 14:49:31,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 14:49:31,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 14:49:33,858 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[497885,497898] [2022-07-21 14:49:33,861 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498051,498064] [2022-07-21 14:49:33,862 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498215,498228] [2022-07-21 14:49:33,862 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498380,498393] [2022-07-21 14:49:33,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 14:49:33,953 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 14:49:34,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 14:49:34,296 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[497885,497898] [2022-07-21 14:49:34,297 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498051,498064] [2022-07-21 14:49:34,297 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498215,498228] [2022-07-21 14:49:34,298 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498380,498393] [2022-07-21 14:49:34,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 14:49:34,356 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 14:49:34,798 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[497885,497898] [2022-07-21 14:49:34,799 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498051,498064] [2022-07-21 14:49:34,799 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498215,498228] [2022-07-21 14:49:34,800 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-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i[498380,498393] [2022-07-21 14:49:34,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 14:49:34,985 INFO L208 MainTranslator]: Completed translation [2022-07-21 14:49:34,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34 WrapperNode [2022-07-21 14:49:34,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 14:49:34,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 14:49:34,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 14:49:34,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 14:49:34,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:35,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:35,586 INFO L137 Inliner]: procedures = 458, calls = 6501, calls flagged for inlining = 237, calls inlined = 218, statements flattened = 11468 [2022-07-21 14:49:35,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 14:49:35,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 14:49:35,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 14:49:35,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 14:49:35,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:35,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:35,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:35,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:35,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:35,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:36,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:36,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 14:49:36,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 14:49:36,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 14:49:36,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 14:49:36,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (1/1) ... [2022-07-21 14:49:36,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 14:49:36,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 14:49:36,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 14:49:36,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 14:49:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2022-07-21 14:49:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2022-07-21 14:49:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2022-07-21 14:49:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2022-07-21 14:49:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_reqbufs [2022-07-21 14:49:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_reqbufs [2022-07-21 14:49:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 14:49:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 14:49:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2022-07-21 14:49:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2022-07-21 14:49:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 14:49:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 14:49:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2022-07-21 14:49:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2022-07-21 14:49:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2022-07-21 14:49:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2022-07-21 14:49:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_window [2022-07-21 14:49:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_window [2022-07-21 14:49:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_get [2022-07-21 14:49:36,134 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_get [2022-07-21 14:49:36,134 INFO L130 BoogieDeclarations]: Found specification of procedure video_end [2022-07-21 14:49:36,134 INFO L138 BoogieDeclarations]: Found implementation of procedure video_end [2022-07-21 14:49:36,134 INFO L130 BoogieDeclarations]: Found specification of procedure arch_spin_is_locked [2022-07-21 14:49:36,134 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_spin_is_locked [2022-07-21 14:49:36,134 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2022-07-21 14:49:36,134 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2022-07-21 14:49:36,135 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2022-07-21 14:49:36,135 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2022-07-21 14:49:36,135 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-21 14:49:36,135 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-21 14:49:36,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2022-07-21 14:49:36,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_saa7146_vv_cleanup_module_9_2 [2022-07-21 14:49:36,135 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_queue [2022-07-21 14:49:36,135 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_queue [2022-07-21 14:49:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure video_close [2022-07-21 14:49:36,136 INFO L138 BoogieDeclarations]: Found implementation of procedure video_close [2022-07-21 14:49:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_open [2022-07-21 14:49:36,136 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_open [2022-07-21 14:49:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2022-07-21 14:49:36,136 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2022-07-21 14:49:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_alloc [2022-07-21 14:49:36,137 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_alloc [2022-07-21 14:49:36,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 14:49:36,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-21 14:49:36,137 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-07-21 14:49:36,137 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-07-21 14:49:36,137 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-21 14:49:36,137 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-21 14:49:36,137 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_irq_done [2022-07-21 14:49:36,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_irq_done [2022-07-21 14:49:36,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-07-21 14:49:36,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-07-21 14:49:36,138 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-07-21 14:49:36,138 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-07-21 14:49:36,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 14:49:36,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 14:49:36,138 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2022-07-21 14:49:36,139 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2022-07-21 14:49:36,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-21 14:49:36,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-21 14:49:36,139 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-21 14:49:36,139 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-21 14:49:36,139 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-07-21 14:49:36,139 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-07-21 14:49:36,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 14:49:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_overlay [2022-07-21 14:49:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_overlay [2022-07-21 14:49:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_dqbuf [2022-07-21 14:49:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_dqbuf [2022-07-21 14:49:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-21 14:49:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure video_irq_done [2022-07-21 14:49:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure video_irq_done [2022-07-21 14:49:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 14:49:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-07-21 14:49:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-07-21 14:49:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 14:49:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-21 14:49:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-21 14:49:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_overlay [2022-07-21 14:49:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_overlay [2022-07-21 14:49:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_video_device [2022-07-21 14:49:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_video_device [2022-07-21 14:49:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2022-07-21 14:49:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2022-07-21 14:49:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-21 14:49:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-21 14:49:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-21 14:49:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-21 14:49:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_eliminate [2022-07-21 14:49:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_eliminate [2022-07-21 14:49:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-07-21 14:49:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-07-21 14:49:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_qbuf [2022-07-21 14:49:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_qbuf [2022-07-21 14:49:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-21 14:49:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-21 14:49:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure fops_read [2022-07-21 14:49:36,144 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_read [2022-07-21 14:49:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-21 14:49:36,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-21 14:49:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure release_all_pagetables [2022-07-21 14:49:36,144 INFO L138 BoogieDeclarations]: Found implementation of procedure release_all_pagetables [2022-07-21 14:49:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_finish [2022-07-21 14:49:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_finish [2022-07-21 14:49:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_set_output_format [2022-07-21 14:49:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_set_output_format [2022-07-21 14:49:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2022-07-21 14:49:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2022-07-21 14:49:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-21 14:49:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-21 14:49:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_stop [2022-07-21 14:49:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_stop [2022-07-21 14:49:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_res_free [2022-07-21 14:49:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_res_free [2022-07-21 14:49:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2022-07-21 14:49:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2022-07-21 14:49:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 14:49:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 14:49:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fbuf [2022-07-21 14:49:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fbuf [2022-07-21 14:49:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_free [2022-07-21 14:49:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_free [2022-07-21 14:49:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 14:49:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-21 14:49:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-21 14:49:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-21 14:49:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-21 14:49:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-21 14:49:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-21 14:49:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-21 14:49:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-21 14:49:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-21 14:49:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-21 14:49:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2022-07-21 14:49:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2022-07-21 14:49:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_build_single [2022-07-21 14:49:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_build_single [2022-07-21 14:49:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 14:49:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_s_ctrl [2022-07-21 14:49:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_s_ctrl [2022-07-21 14:49:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-21 14:49:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-21 14:49:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 14:49:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 14:49:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2022-07-21 14:49:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2022-07-21 14:49:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_video_device [2022-07-21 14:49:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_video_device [2022-07-21 14:49:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2022-07-21 14:49:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2022-07-21 14:49:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-21 14:49:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-21 14:49:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamon [2022-07-21 14:49:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamon [2022-07-21 14:49:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2022-07-21 14:49:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2022-07-21 14:49:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure video_init [2022-07-21 14:49:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure video_init [2022-07-21 14:49:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_overlay [2022-07-21 14:49:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_overlay [2022-07-21 14:49:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vbi_cap [2022-07-21 14:49:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vbi_cap [2022-07-21 14:49:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-21 14:49:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-21 14:49:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-21 14:49:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-21 14:49:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2022-07-21 14:49:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2022-07-21 14:49:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure fops_mmap [2022-07-21 14:49:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_mmap [2022-07-21 14:49:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 14:49:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 14:49:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_disable_clipping [2022-07-21 14:49:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_disable_clipping [2022-07-21 14:49:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 14:49:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2022-07-21 14:49:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2022-07-21 14:49:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 14:49:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 14:49:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 14:49:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 14:49:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 14:49:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_stop_preview [2022-07-21 14:49:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_stop_preview [2022-07-21 14:49:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-21 14:49:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-21 14:49:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_ENABLE [2022-07-21 14:49:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_ENABLE [2022-07-21 14:49:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure video_begin [2022-07-21 14:49:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure video_begin [2022-07-21 14:49:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2022-07-21 14:49:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2022-07-21 14:49:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure fops_open [2022-07-21 14:49:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_open [2022-07-21 14:49:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_init [2022-07-21 14:49:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_init [2022-07-21 14:49:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 14:49:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 14:49:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fbuf [2022-07-21 14:49:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fbuf [2022-07-21 14:49:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-07-21 14:49:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-07-21 14:49:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-21 14:49:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-21 14:49:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 14:49:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 14:49:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 14:49:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 14:49:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 14:49:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 14:49:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2022-07-21 14:49:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2022-07-21 14:49:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 14:49:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 14:49:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 14:49:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-07-21 14:49:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-07-21 14:49:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 14:49:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 14:49:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-21 14:49:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-21 14:49:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-21 14:49:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-21 14:49:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 14:49:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 14:49:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2022-07-21 14:49:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2022-07-21 14:49:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-21 14:49:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-21 14:49:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2022-07-21 14:49:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2022-07-21 14:49:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-21 14:49:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-21 14:49:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_start_preview [2022-07-21 14:49:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_start_preview [2022-07-21 14:49:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 14:49:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 14:49:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure fops_release [2022-07-21 14:49:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_release [2022-07-21 14:49:36,162 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_querybuf [2022-07-21 14:49:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_querybuf [2022-07-21 14:49:36,162 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 14:49:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 14:49:36,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-21 14:49:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-21 14:49:36,162 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-07-21 14:49:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-07-21 14:49:36,162 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_write_out_dma [2022-07-21 14:49:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_write_out_dma [2022-07-21 14:49:36,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 14:49:36,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 14:49:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 14:49:36,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 14:49:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 14:49:36,163 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_format_by_fourcc [2022-07-21 14:49:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_format_by_fourcc [2022-07-21 14:49:36,163 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_dma_free [2022-07-21 14:49:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_dma_free [2022-07-21 14:49:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_buffer_next [2022-07-21 14:49:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_buffer_next [2022-07-21 14:49:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure program_capture_engine [2022-07-21 14:49:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure program_capture_engine [2022-07-21 14:49:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_close [2022-07-21 14:49:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_close [2022-07-21 14:49:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_video_device [2022-07-21 14:49:36,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_video_device [2022-07-21 14:49:36,164 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-21 14:49:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-21 14:49:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2022-07-21 14:49:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2022-07-21 14:49:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-21 14:49:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-21 14:49:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-21 14:49:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-21 14:49:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure fops_write [2022-07-21 14:49:36,165 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_write [2022-07-21 14:49:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_read [2022-07-21 14:49:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_read [2022-07-21 14:49:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-21 14:49:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-21 14:49:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure fops_poll [2022-07-21 14:49:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure fops_poll [2022-07-21 14:49:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-21 14:49:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-21 14:49:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 14:49:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 14:49:36,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-21 14:49:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-21 14:49:37,337 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 14:49:37,339 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 14:49:38,357 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 14:53:27,360 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-21 14:53:27,536 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 14:53:27,562 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 14:53:27,563 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-21 14:53:27,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:53:27 BoogieIcfgContainer [2022-07-21 14:53:27,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 14:53:27,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 14:53:27,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 14:53:27,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 14:53:27,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 02:49:31" (1/3) ... [2022-07-21 14:53:27,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ad65c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:53:27, skipping insertion in model container [2022-07-21 14:53:27,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:49:34" (2/3) ... [2022-07-21 14:53:27,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ad65c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:53:27, skipping insertion in model container [2022-07-21 14:53:27,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:53:27" (3/3) ... [2022-07-21 14:53:27,572 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2022-07-21 14:53:27,581 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 14:53:27,582 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-21 14:53:27,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 14:53:27,671 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@4f3e8cab, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1c6fa27f [2022-07-21 14:53:27,672 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-21 14:53:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand has 3277 states, 2371 states have (on average 1.34626739772248) internal successors, (3192), 2388 states have internal predecessors, (3192), 771 states have call successors, (771), 133 states have call predecessors, (771), 132 states have return successors, (762), 755 states have call predecessors, (762), 762 states have call successors, (762) [2022-07-21 14:53:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2022-07-21 14:53:27,711 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:53:27,713 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] [2022-07-21 14:53:27,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:53:27,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:53:27,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1875886613, now seen corresponding path program 1 times [2022-07-21 14:53:27,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 14:53:27,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1421115553] [2022-07-21 14:53:27,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:53:27,739 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 14:53:27,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 14:53:27,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 14:53:27,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 14:53:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:53:31,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 4279 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 14:53:31,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 14:53:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 8127 trivial. 0 not checked. [2022-07-21 14:53:31,852 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 14:53:31,852 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 14:53:31,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1421115553] [2022-07-21 14:53:31,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1421115553] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:53:31,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:53:31,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 14:53:31,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074226207] [2022-07-21 14:53:31,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:53:31,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 14:53:31,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 14:53:31,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 14:53:31,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 14:53:31,890 INFO L87 Difference]: Start difference. First operand has 3277 states, 2371 states have (on average 1.34626739772248) internal successors, (3192), 2388 states have internal predecessors, (3192), 771 states have call successors, (771), 133 states have call predecessors, (771), 132 states have return successors, (762), 755 states have call predecessors, (762), 762 states have call successors, (762) 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) [2022-07-21 14:53:33,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:53:33,229 INFO L93 Difference]: Finished difference Result 9536 states and 14003 transitions. [2022-07-21 14:53:33,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 14:53:33,231 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 [2022-07-21 14:53:33,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:53:33,275 INFO L225 Difference]: With dead ends: 9536 [2022-07-21 14:53:33,276 INFO L226 Difference]: Without dead ends: 6331 [2022-07-21 14:53:33,297 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 [2022-07-21 14:53:33,300 INFO L413 NwaCegarLoop]: 5383 mSDtfsCounter, 4431 mSDsluCounter, 4629 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4431 SdHoareTripleChecker+Valid, 10012 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 14:53:33,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4431 Valid, 10012 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 14:53:33,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6331 states. [2022-07-21 14:53:33,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6331 to 6327. [2022-07-21 14:53:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6327 states, 4609 states have (on average 1.3367324799305706) internal successors, (6161), 4642 states have internal predecessors, (6161), 1455 states have call successors, (1455), 261 states have call predecessors, (1455), 260 states have return successors, (1451), 1437 states have call predecessors, (1451), 1451 states have call successors, (1451) [2022-07-21 14:53:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6327 states to 6327 states and 9067 transitions. [2022-07-21 14:53:33,637 INFO L78 Accepts]: Start accepts. Automaton has 6327 states and 9067 transitions. Word has length 496 [2022-07-21 14:53:33,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:53:33,641 INFO L495 AbstractCegarLoop]: Abstraction has 6327 states and 9067 transitions. [2022-07-21 14:53:33,642 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) [2022-07-21 14:53:33,642 INFO L276 IsEmpty]: Start isEmpty. Operand 6327 states and 9067 transitions. [2022-07-21 14:53:33,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2022-07-21 14:53:33,659 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:53:33,660 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:53:33,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-21 14:53:33,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 14:53:33,880 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:53:33,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:53:33,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1765627233, now seen corresponding path program 1 times [2022-07-21 14:53:33,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 14:53:33,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1830605261] [2022-07-21 14:53:33,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:53:33,885 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 14:53:33,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 14:53:33,890 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 14:53:33,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 14:53:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:53:37,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 4367 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 14:53:37,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 14:53:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 8127 trivial. 0 not checked. [2022-07-21 14:53:37,977 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 14:53:37,977 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 14:53:37,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1830605261] [2022-07-21 14:53:37,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1830605261] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:53:37,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:53:37,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 14:53:37,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730583196] [2022-07-21 14:53:37,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:53:37,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 14:53:37,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 14:53:37,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 14:53:37,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 14:53:37,980 INFO L87 Difference]: Start difference. First operand 6327 states and 9067 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-21 14:53:39,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:53:39,339 INFO L93 Difference]: Finished difference Result 15484 states and 22159 transitions. [2022-07-21 14:53:39,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 14:53:39,340 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 530 [2022-07-21 14:53:39,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:53:39,402 INFO L225 Difference]: With dead ends: 15484 [2022-07-21 14:53:39,403 INFO L226 Difference]: Without dead ends: 9248 [2022-07-21 14:53:39,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 529 GetRequests, 528 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 14:53:39,536 INFO L413 NwaCegarLoop]: 5333 mSDtfsCounter, 4303 mSDsluCounter, 4597 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4303 SdHoareTripleChecker+Valid, 9930 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 14:53:39,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4303 Valid, 9930 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 14:53:39,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9248 states. [2022-07-21 14:53:39,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9248 to 9221. [2022-07-21 14:53:39,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9221 states, 6762 states have (on average 1.3380656610470274) internal successors, (9048), 6810 states have internal predecessors, (9048), 2066 states have call successors, (2066), 391 states have call predecessors, (2066), 390 states have return successors, (2062), 2038 states have call predecessors, (2062), 2062 states have call successors, (2062) [2022-07-21 14:53:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9221 states to 9221 states and 13176 transitions. [2022-07-21 14:53:39,842 INFO L78 Accepts]: Start accepts. Automaton has 9221 states and 13176 transitions. Word has length 530 [2022-07-21 14:53:39,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:53:39,843 INFO L495 AbstractCegarLoop]: Abstraction has 9221 states and 13176 transitions. [2022-07-21 14:53:39,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-21 14:53:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 9221 states and 13176 transitions. [2022-07-21 14:53:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2022-07-21 14:53:39,856 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:53:39,856 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:53:39,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 14:53:40,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 14:53:40,080 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:53:40,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:53:40,081 INFO L85 PathProgramCache]: Analyzing trace with hash 402626508, now seen corresponding path program 1 times [2022-07-21 14:53:40,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 14:53:40,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905809261] [2022-07-21 14:53:40,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:53:40,084 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 14:53:40,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 14:53:40,086 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 14:53:40,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 14:53:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:53:43,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 4368 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 14:53:43,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 14:53:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 8127 trivial. 0 not checked. [2022-07-21 14:53:44,147 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 14:53:44,147 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 14:53:44,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [905809261] [2022-07-21 14:53:44,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [905809261] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:53:44,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:53:44,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 14:53:44,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548331836] [2022-07-21 14:53:44,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:53:44,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 14:53:44,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 14:53:44,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 14:53:44,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 14:53:44,149 INFO L87 Difference]: Start difference. First operand 9221 states and 13176 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-21 14:53:45,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 14:53:45,456 INFO L93 Difference]: Finished difference Result 23598 states and 33697 transitions. [2022-07-21 14:53:45,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 14:53:45,456 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 531 [2022-07-21 14:53:45,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 14:53:45,542 INFO L225 Difference]: With dead ends: 23598 [2022-07-21 14:53:45,542 INFO L226 Difference]: Without dead ends: 14468 [2022-07-21 14:53:45,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 529 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 14:53:45,587 INFO L413 NwaCegarLoop]: 5948 mSDtfsCounter, 4316 mSDsluCounter, 4598 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4316 SdHoareTripleChecker+Valid, 10546 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 14:53:45,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4316 Valid, 10546 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 14:53:45,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14468 states. [2022-07-21 14:53:46,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14468 to 14439. [2022-07-21 14:53:46,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14439 states, 10641 states have (on average 1.3396297340475518) internal successors, (14255), 10719 states have internal predecessors, (14255), 3171 states have call successors, (3171), 625 states have call predecessors, (3171), 624 states have return successors, (3167), 3123 states have call predecessors, (3167), 3167 states have call successors, (3167) [2022-07-21 14:53:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14439 states to 14439 states and 20593 transitions. [2022-07-21 14:53:46,107 INFO L78 Accepts]: Start accepts. Automaton has 14439 states and 20593 transitions. Word has length 531 [2022-07-21 14:53:46,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 14:53:46,109 INFO L495 AbstractCegarLoop]: Abstraction has 14439 states and 20593 transitions. [2022-07-21 14:53:46,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-21 14:53:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 14439 states and 20593 transitions. [2022-07-21 14:53:46,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2022-07-21 14:53:46,120 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 14:53:46,120 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 14:53:46,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-21 14:53:46,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 14:53:46,340 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-21 14:53:46,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 14:53:46,340 INFO L85 PathProgramCache]: Analyzing trace with hash -2059504881, now seen corresponding path program 1 times [2022-07-21 14:53:46,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 14:53:46,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [687766424] [2022-07-21 14:53:46,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 14:53:46,344 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 14:53:46,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 14:53:46,345 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 14:53:46,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-21 14:53:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 14:53:50,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 4417 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 14:53:50,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 14:53:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 8127 trivial. 0 not checked. [2022-07-21 14:53:50,472 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 14:53:50,472 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 14:53:50,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [687766424] [2022-07-21 14:53:50,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [687766424] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 14:53:50,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 14:53:50,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 14:53:50,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387958142] [2022-07-21 14:53:50,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 14:53:50,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 14:53:50,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 14:53:50,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 14:53:50,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 14:53:50,474 INFO L87 Difference]: Start difference. First operand 14439 states and 20593 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48)