./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.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 a4b93fd95db59308ae354d657aad5aa180f9f5d38fe62416b779ec6b4362cc20 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:54:29,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:54:29,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:54:29,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:54:29,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:54:29,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:54:29,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:54:29,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:54:29,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:54:29,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:54:29,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:54:29,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:54:29,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:54:29,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:54:29,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:54:29,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:54:29,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:54:29,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:54:29,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:54:29,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:54:29,803 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:54:29,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:54:29,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:54:29,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:54:29,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:54:29,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:54:29,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:54:29,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:54:29,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:54:29,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:54:29,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:54:29,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:54:29,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:54:29,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:54:29,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:54:29,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:54:29,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:54:29,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:54:29,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:54:29,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:54:29,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:54:29,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:54:29,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 01:54:29,854 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:54:29,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:54:29,855 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:54:29,855 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:54:29,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:54:29,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:54:29,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:54:29,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:54:29,857 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:54:29,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:54:29,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 01:54:29,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:54:29,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:54:29,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:54:29,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:54:29,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:54:29,859 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:54:29,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:54:29,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:54:29,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:54:29,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:54:29,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:54:29,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:54:29,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:54:29,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:54:29,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 01:54:29,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 01:54:29,861 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:54:29,862 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:54:29,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:54:29,862 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b93fd95db59308ae354d657aad5aa180f9f5d38fe62416b779ec6b4362cc20 [2022-07-20 01:54:30,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:54:30,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:54:30,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:54:30,159 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:54:30,160 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:54:30,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 01:54:30,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5e950c3a/bfcb3b77cf8a4bf6ac08384a36f1f31b/FLAG2b02a5c14 [2022-07-20 01:54:31,120 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:54:31,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 01:54:31,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5e950c3a/bfcb3b77cf8a4bf6ac08384a36f1f31b/FLAG2b02a5c14 [2022-07-20 01:54:31,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5e950c3a/bfcb3b77cf8a4bf6ac08384a36f1f31b [2022-07-20 01:54:31,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:54:31,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:54:31,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:54:31,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:54:31,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:54:31,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:54:31" (1/1) ... [2022-07-20 01:54:31,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3837bc5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:31, skipping insertion in model container [2022-07-20 01:54:31,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:54:31" (1/1) ... [2022-07-20 01:54:31,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:54:31,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:54:34,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[460247,460260] [2022-07-20 01:54:34,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:54:34,572 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 01:54:34,912 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: mode = (unsigned int )mode & 223U [12928] 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-20 01:54:34,922 INFO L158 Benchmark]: Toolchain (without parser) took 3332.31ms. Allocated memory was 117.4MB in the beginning and 247.5MB in the end (delta: 130.0MB). Free memory was 64.5MB in the beginning and 167.5MB in the end (delta: -103.1MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2022-07-20 01:54:34,924 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory was 46.5MB in the beginning and 46.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 01:54:34,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3328.54ms. Allocated memory was 117.4MB in the beginning and 247.5MB in the end (delta: 130.0MB). Free memory was 64.2MB in the beginning and 167.5MB in the end (delta: -103.4MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2022-07-20 01:54:34,927 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory was 46.5MB in the beginning and 46.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3328.54ms. Allocated memory was 117.4MB in the beginning and 247.5MB in the end (delta: 130.0MB). Free memory was 64.2MB in the beginning and 167.5MB in the end (delta: -103.4MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: mode = (unsigned int )mode & 223U [12928] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: mode = (unsigned int )mode & 223U [12928]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.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 a4b93fd95db59308ae354d657aad5aa180f9f5d38fe62416b779ec6b4362cc20 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 01:54:36,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 01:54:36,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 01:54:36,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 01:54:36,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 01:54:36,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 01:54:36,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 01:54:36,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 01:54:36,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 01:54:36,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 01:54:36,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 01:54:36,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 01:54:36,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 01:54:36,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 01:54:36,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 01:54:36,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 01:54:36,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 01:54:36,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 01:54:36,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 01:54:36,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 01:54:36,883 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 01:54:36,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 01:54:36,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 01:54:36,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 01:54:36,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 01:54:36,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 01:54:36,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 01:54:36,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 01:54:36,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 01:54:36,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 01:54:36,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 01:54:36,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 01:54:36,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 01:54:36,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 01:54:36,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 01:54:36,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 01:54:36,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 01:54:36,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 01:54:36,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 01:54:36,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 01:54:36,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 01:54:36,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 01:54:36,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 01:54:36,944 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 01:54:36,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 01:54:36,945 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 01:54:36,945 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 01:54:36,946 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 01:54:36,947 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 01:54:36,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 01:54:36,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 01:54:36,948 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 01:54:36,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 01:54:36,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 01:54:36,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 01:54:36,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 01:54:36,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 01:54:36,950 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 01:54:36,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 01:54:36,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 01:54:36,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 01:54:36,951 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 01:54:36,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 01:54:36,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 01:54:36,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 01:54:36,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 01:54:36,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:54:36,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 01:54:36,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 01:54:36,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 01:54:36,953 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 01:54:36,953 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 01:54:36,953 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 01:54:36,954 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 01:54:36,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 01:54:36,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 01:54:36,954 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b93fd95db59308ae354d657aad5aa180f9f5d38fe62416b779ec6b4362cc20 [2022-07-20 01:54:37,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 01:54:37,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 01:54:37,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 01:54:37,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 01:54:37,316 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 01:54:37,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 01:54:37,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e49dc8ce/1f7b109737cd40afa15739593be77161/FLAGda57ff111 [2022-07-20 01:54:38,320 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 01:54:38,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 01:54:38,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e49dc8ce/1f7b109737cd40afa15739593be77161/FLAGda57ff111 [2022-07-20 01:54:38,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e49dc8ce/1f7b109737cd40afa15739593be77161 [2022-07-20 01:54:38,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 01:54:38,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 01:54:38,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 01:54:38,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 01:54:38,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 01:54:38,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:54:38" (1/1) ... [2022-07-20 01:54:38,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb9a399 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:38, skipping insertion in model container [2022-07-20 01:54:38,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:54:38" (1/1) ... [2022-07-20 01:54:38,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 01:54:38,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:54:41,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[460247,460260] [2022-07-20 01:54:41,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:54:41,699 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 01:54:41,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 01:54:42,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[460247,460260] [2022-07-20 01:54:42,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:54:42,191 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 01:54:42,607 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[460247,460260] [2022-07-20 01:54:42,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 01:54:42,890 INFO L208 MainTranslator]: Completed translation [2022-07-20 01:54:42,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42 WrapperNode [2022-07-20 01:54:42,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 01:54:42,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 01:54:42,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 01:54:42,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 01:54:42,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,215 INFO L137 Inliner]: procedures = 296, calls = 4152, calls flagged for inlining = 158, calls inlined = 152, statements flattened = 6802 [2022-07-20 01:54:43,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 01:54:43,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 01:54:43,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 01:54:43,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 01:54:43,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 01:54:43,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 01:54:43,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 01:54:43,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 01:54:43,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (1/1) ... [2022-07-20 01:54:43,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 01:54:43,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 01:54:43,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 01:54:43,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 01:54:43,686 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_streaming_ctrl_mercury_mh [2022-07-20 01:54:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_streaming_ctrl_mercury_mh [2022-07-20 01:54:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_read_reg [2022-07-20 01:54:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_read_reg [2022-07-20 01:54:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 01:54:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury [2022-07-20 01:54:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury [2022-07-20 01:54:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-20 01:54:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-20 01:54:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2022-07-20 01:54:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2022-07-20 01:54:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 01:54:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 01:54:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 01:54:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 01:54:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 01:54:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 01:54:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-07-20 01:54:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-07-20 01:54:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 01:54:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 01:54:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2160_frontend_attach [2022-07-20 01:54:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2160_frontend_attach [2022-07-20 01:54:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_stop [2022-07-20 01:54:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_stop [2022-07-20 01:54:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 01:54:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 01:54:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_config_pin_mux_modes [2022-07-20 01:54:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_config_pin_mux_modes [2022-07-20 01:54:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_start [2022-07-20 01:54:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_start [2022-07-20 01:54:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_xfer [2022-07-20 01:54:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_xfer [2022-07-20 01:54:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2022-07-20 01:54:43,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2022-07-20 01:54:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_isoc [2022-07-20 01:54:43,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_isoc [2022-07-20 01:54:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_sleep [2022-07-20 01:54:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_sleep [2022-07-20 01:54:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mh [2022-07-20 01:54:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mh [2022-07-20 01:54:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc [2022-07-20 01:54:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc [2022-07-20 01:54:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep6_streaming_ctrl [2022-07-20 01:54:43,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep6_streaming_ctrl [2022-07-20 01:54:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg_mask [2022-07-20 01:54:43,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg_mask [2022-07-20 01:54:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_soft_reset [2022-07-20 01:54:43,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_soft_reset [2022-07-20 01:54:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 01:54:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_bulk [2022-07-20 01:54:43,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_bulk [2022-07-20 01:54:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init [2022-07-20 01:54:43,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init [2022-07-20 01:54:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 01:54:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 01:54:43,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 01:54:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 01:54:43,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 01:54:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_tuner_demod [2022-07-20 01:54:43,697 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_tuner_demod [2022-07-20 01:54:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 01:54:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 01:54:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_init [2022-07-20 01:54:43,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_init [2022-07-20 01:54:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 01:54:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 01:54:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_bitbang_sendbyte [2022-07-20 01:54:43,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_bitbang_sendbyte [2022-07-20 01:54:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 01:54:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-20 01:54:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 01:54:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 01:54:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 01:54:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lgdt3305_frontend_attach [2022-07-20 01:54:43,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lgdt3305_frontend_attach [2022-07-20 01:54:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 01:54:43,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 01:54:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_check_status [2022-07-20 01:54:43,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_check_status [2022-07-20 01:54:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep5_streaming_ctrl [2022-07-20 01:54:43,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep5_streaming_ctrl [2022-07-20 01:54:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2022-07-20 01:54:43,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2022-07-20 01:54:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_msg [2022-07-20 01:54:43,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_msg [2022-07-20 01:54:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 01:54:43,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 01:54:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_dvbt [2022-07-20 01:54:43,703 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_dvbt [2022-07-20 01:54:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep4_streaming_ctrl [2022-07-20 01:54:43,703 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep4_streaming_ctrl [2022-07-20 01:54:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_gpio [2022-07-20 01:54:43,704 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_gpio [2022-07-20 01:54:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2022-07-20 01:54:43,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2022-07-20 01:54:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 01:54:43,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 01:54:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2161_ep6_frontend_attach [2022-07-20 01:54:43,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2161_ep6_frontend_attach [2022-07-20 01:54:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_get_chip_info [2022-07-20 01:54:43,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_get_chip_info [2022-07-20 01:54:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury_mh [2022-07-20 01:54:43,705 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury_mh [2022-07-20 01:54:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 01:54:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 01:54:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_enable_usb_output [2022-07-20 01:54:43,706 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_enable_usb_output [2022-07-20 01:54:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 01:54:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 01:54:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2022-07-20 01:54:43,708 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2022-07-20 01:54:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_tuner [2022-07-20 01:54:43,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_tuner [2022-07-20 01:54:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-20 01:54:43,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-20 01:54:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 01:54:43,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 01:54:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_hw_set_gpio [2022-07-20 01:54:43,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_hw_set_gpio [2022-07-20 01:54:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 01:54:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 01:54:43,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 01:54:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 01:54:43,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 01:54:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 01:54:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_set_device_mode [2022-07-20 01:54:43,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_set_device_mode [2022-07-20 01:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 01:54:43,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 01:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_program_regs [2022-07-20 01:54:43,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_program_regs [2022-07-20 01:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 01:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 01:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 01:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 01:54:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_gpio_mode_switch [2022-07-20 01:54:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_gpio_mode_switch [2022-07-20 01:54:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2022-07-20 01:54:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2022-07-20 01:54:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg [2022-07-20 01:54:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg [2022-07-20 01:54:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 01:54:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 01:54:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_func [2022-07-20 01:54:43,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_func [2022-07-20 01:54:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ant_hunt [2022-07-20 01:54:43,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ant_hunt [2022-07-20 01:54:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_ant_path [2022-07-20 01:54:43,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_ant_path [2022-07-20 01:54:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_port_expander [2022-07-20 01:54:43,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_port_expander [2022-07-20 01:54:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_disconnect [2022-07-20 01:54:43,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_disconnect [2022-07-20 01:54:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc_mh [2022-07-20 01:54:43,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc_mh [2022-07-20 01:54:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_demod [2022-07-20 01:54:43,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_demod [2022-07-20 01:54:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_send_data [2022-07-20 01:54:43,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_send_data [2022-07-20 01:54:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_resume [2022-07-20 01:54:43,723 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_resume [2022-07-20 01:54:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 01:54:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_get_data [2022-07-20 01:54:43,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_get_data [2022-07-20 01:54:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 01:54:43,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 01:54:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 01:54:43,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 01:54:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_probe [2022-07-20 01:54:43,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_probe [2022-07-20 01:54:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_top_master_ctrl [2022-07-20 01:54:43,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_top_master_ctrl [2022-07-20 01:54:44,643 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 01:54:44,645 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 01:54:48,519 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 01:56:58,619 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 01:56:58,842 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 01:56:58,874 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 01:56:58,875 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-20 01:56:58,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:56:58 BoogieIcfgContainer [2022-07-20 01:56:58,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 01:56:58,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 01:56:58,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 01:56:58,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 01:56:58,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:54:38" (1/3) ... [2022-07-20 01:56:58,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d4e744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:56:58, skipping insertion in model container [2022-07-20 01:56:58,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:54:42" (2/3) ... [2022-07-20 01:56:58,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d4e744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:56:58, skipping insertion in model container [2022-07-20 01:56:58,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:56:58" (3/3) ... [2022-07-20 01:56:58,888 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 01:56:58,902 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 01:56:58,903 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 01:56:59,009 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 01:56:59,014 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@1deb4f28, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2dc5b4a6 [2022-07-20 01:56:59,015 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 01:56:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 2394 states, 1801 states have (on average 1.4147695724597447) internal successors, (2548), 1832 states have internal predecessors, (2548), 521 states have call successors, (521), 72 states have call predecessors, (521), 71 states have return successors, (514), 494 states have call predecessors, (514), 514 states have call successors, (514) [2022-07-20 01:56:59,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2022-07-20 01:56:59,086 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:56:59,087 INFO L195 NwaCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:56:59,088 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:56:59,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:56:59,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1651826257, now seen corresponding path program 1 times [2022-07-20 01:56:59,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 01:56:59,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [982733184] [2022-07-20 01:56:59,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:56:59,114 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 01:56:59,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 01:56:59,117 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 01:56:59,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 01:57:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:57:06,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 5140 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 01:57:06,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 01:57:07,273 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 11025 trivial. 0 not checked. [2022-07-20 01:57:07,274 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 01:57:07,275 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 01:57:07,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [982733184] [2022-07-20 01:57:07,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [982733184] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:57:07,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:57:07,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 01:57:07,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181749010] [2022-07-20 01:57:07,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:57:07,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 01:57:07,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 01:57:07,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 01:57:07,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 01:57:07,343 INFO L87 Difference]: Start difference. First operand has 2394 states, 1801 states have (on average 1.4147695724597447) internal successors, (2548), 1832 states have internal predecessors, (2548), 521 states have call successors, (521), 72 states have call predecessors, (521), 71 states have return successors, (514), 494 states have call predecessors, (514), 514 states have call successors, (514) Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-07-20 01:57:08,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:57:08,861 INFO L93 Difference]: Finished difference Result 6869 states and 10315 transitions. [2022-07-20 01:57:08,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 01:57:08,864 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 579 [2022-07-20 01:57:08,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:57:08,935 INFO L225 Difference]: With dead ends: 6869 [2022-07-20 01:57:08,935 INFO L226 Difference]: Without dead ends: 4568 [2022-07-20 01:57:08,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 578 GetRequests, 577 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 01:57:08,968 INFO L413 NwaCegarLoop]: 4029 mSDtfsCounter, 3322 mSDsluCounter, 3516 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3322 SdHoareTripleChecker+Valid, 7545 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-20 01:57:08,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3322 Valid, 7545 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-20 01:57:08,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4568 states. [2022-07-20 01:57:09,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4568 to 4568. [2022-07-20 01:57:09,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4568 states, 3472 states have (on average 1.422811059907834) internal successors, (4940), 3534 states have internal predecessors, (4940), 956 states have call successors, (956), 140 states have call predecessors, (956), 139 states have return successors, (953), 913 states have call predecessors, (953), 953 states have call successors, (953) [2022-07-20 01:57:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4568 states to 4568 states and 6849 transitions. [2022-07-20 01:57:09,407 INFO L78 Accepts]: Start accepts. Automaton has 4568 states and 6849 transitions. Word has length 579 [2022-07-20 01:57:09,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:57:09,410 INFO L495 AbstractCegarLoop]: Abstraction has 4568 states and 6849 transitions. [2022-07-20 01:57:09,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-07-20 01:57:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 4568 states and 6849 transitions. [2022-07-20 01:57:09,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2022-07-20 01:57:09,440 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:57:09,442 INFO L195 NwaCegarLoop]: trace histogram [54, 54, 50, 50, 50, 50, 50, 50, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:57:09,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 01:57:09,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 01:57:09,656 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:57:09,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:57:09,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1121636863, now seen corresponding path program 1 times [2022-07-20 01:57:09,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 01:57:09,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601023327] [2022-07-20 01:57:09,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:57:09,662 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 01:57:09,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 01:57:09,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 01:57:09,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 01:57:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:57:17,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 5268 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 01:57:17,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 01:57:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 11679 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 11496 trivial. 0 not checked. [2022-07-20 01:57:18,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 01:57:18,127 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 01:57:18,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [601023327] [2022-07-20 01:57:18,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [601023327] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:57:18,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:57:18,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 01:57:18,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995542334] [2022-07-20 01:57:18,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:57:18,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 01:57:18,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 01:57:18,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 01:57:18,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 01:57:18,131 INFO L87 Difference]: Start difference. First operand 4568 states and 6849 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-07-20 01:57:19,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:57:19,560 INFO L93 Difference]: Finished difference Result 9042 states and 13559 transitions. [2022-07-20 01:57:19,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 01:57:19,561 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 638 [2022-07-20 01:57:19,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:57:19,620 INFO L225 Difference]: With dead ends: 9042 [2022-07-20 01:57:19,620 INFO L226 Difference]: Without dead ends: 6759 [2022-07-20 01:57:19,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 637 GetRequests, 636 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 01:57:19,647 INFO L413 NwaCegarLoop]: 6839 mSDtfsCounter, 3283 mSDsluCounter, 3523 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3283 SdHoareTripleChecker+Valid, 10362 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-20 01:57:19,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3283 Valid, 10362 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-20 01:57:19,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6759 states. [2022-07-20 01:57:19,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6759 to 6759. [2022-07-20 01:57:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6759 states, 5152 states have (on average 1.4262422360248448) internal successors, (7348), 5244 states have internal predecessors, (7348), 1398 states have call successors, (1398), 209 states have call predecessors, (1398), 208 states have return successors, (1395), 1335 states have call predecessors, (1395), 1395 states have call successors, (1395) [2022-07-20 01:57:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6759 states to 6759 states and 10141 transitions. [2022-07-20 01:57:20,022 INFO L78 Accepts]: Start accepts. Automaton has 6759 states and 10141 transitions. Word has length 638 [2022-07-20 01:57:20,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:57:20,023 INFO L495 AbstractCegarLoop]: Abstraction has 6759 states and 10141 transitions. [2022-07-20 01:57:20,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-07-20 01:57:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 6759 states and 10141 transitions. [2022-07-20 01:57:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2022-07-20 01:57:20,049 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 01:57:20,049 INFO L195 NwaCegarLoop]: trace histogram [54, 54, 50, 50, 50, 50, 50, 50, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 01:57:20,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 01:57:20,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 01:57:20,272 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 01:57:20,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 01:57:20,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1059597249, now seen corresponding path program 1 times [2022-07-20 01:57:20,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 01:57:20,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048997800] [2022-07-20 01:57:20,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 01:57:20,277 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 01:57:20,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 01:57:20,282 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 01:57:20,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 01:57:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 01:57:28,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 5268 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 01:57:28,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 01:57:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 11679 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11679 trivial. 0 not checked. [2022-07-20 01:57:54,143 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 01:57:54,144 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 01:57:54,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048997800] [2022-07-20 01:57:54,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2048997800] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 01:57:54,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 01:57:54,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 01:57:54,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623256850] [2022-07-20 01:57:54,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 01:57:54,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 01:57:54,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 01:57:54,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 01:57:54,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 01:57:54,146 INFO L87 Difference]: Start difference. First operand 6759 states and 10141 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2022-07-20 01:57:54,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 01:57:54,485 INFO L93 Difference]: Finished difference Result 6759 states and 10141 transitions. [2022-07-20 01:57:54,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 01:57:54,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 638 [2022-07-20 01:57:54,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 01:57:54,487 INFO L225 Difference]: With dead ends: 6759 [2022-07-20 01:57:54,487 INFO L226 Difference]: Without dead ends: 0 [2022-07-20 01:57:54,520 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 638 GetRequests, 635 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 01:57:54,523 INFO L413 NwaCegarLoop]: 3553 mSDtfsCounter, 3340 mSDsluCounter, 3553 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3340 SdHoareTripleChecker+Valid, 7106 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 01:57:54,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3340 Valid, 7106 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 01:57:54,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-20 01:57:54,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-20 01:57:54,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-20 01:57:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-20 01:57:54,527 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 638 [2022-07-20 01:57:54,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 01:57:54,527 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-20 01:57:54,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2022-07-20 01:57:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-20 01:57:54,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-20 01:57:54,530 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-20 01:57:54,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 01:57:54,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 01:57:54,753 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.