./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-media-pci-cx88-cx8800_true-unreach-call.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-media-pci-cx88-cx8800_true-unreach-call.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dea34f5f74bb5c9fa2ac4247ed653e36f3ef915f ................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 19:14:38,841 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 19:14:38,843 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 19:14:38,855 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 19:14:38,855 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 19:14:38,856 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 19:14:38,858 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 19:14:38,860 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 19:14:38,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 19:14:38,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 19:14:38,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 19:14:38,864 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 19:14:38,864 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 19:14:38,866 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 19:14:38,867 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 19:14:38,868 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 19:14:38,869 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 19:14:38,871 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 19:14:38,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 19:14:38,875 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 19:14:38,876 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 19:14:38,877 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 19:14:38,880 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 19:14:38,880 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 19:14:38,880 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 19:14:38,881 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 19:14:38,883 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 19:14:38,883 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 19:14:38,884 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 19:14:38,885 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 19:14:38,886 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 19:14:38,886 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 19:14:38,886 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 19:14:38,887 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 19:14:38,888 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 19:14:38,889 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 19:14:38,889 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-13 19:14:38,916 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 19:14:38,917 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 19:14:38,918 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 19:14:38,918 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 19:14:38,918 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 19:14:38,919 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 19:14:38,920 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 19:14:38,920 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 19:14:38,920 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 19:14:38,921 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 19:14:38,921 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 19:14:38,921 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 19:14:38,921 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 19:14:38,921 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 19:14:38,922 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 19:14:38,923 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 19:14:38,923 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 19:14:38,923 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 19:14:38,923 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 19:14:38,924 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 19:14:38,924 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 19:14:38,924 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 19:14:38,924 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 19:14:38,924 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 19:14:38,924 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 19:14:38,925 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 19:14:38,927 INFO L133 SettingsManager]: * To the following directory=dump/ 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(__VERIFIER_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 -> dea34f5f74bb5c9fa2ac4247ed653e36f3ef915f [2019-01-13 19:14:38,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 19:14:39,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 19:14:39,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 19:14:39,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 19:14:39,008 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 19:14:39,009 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-media-pci-cx88-cx8800_true-unreach-call.cil.i [2019-01-13 19:14:39,069 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ebb41f04/ace2b77f6258403d9586f80135b8cb54/FLAGc42ee179f [2019-01-13 19:14:39,989 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 19:14:39,990 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-media-pci-cx88-cx8800_true-unreach-call.cil.i [2019-01-13 19:14:40,058 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ebb41f04/ace2b77f6258403d9586f80135b8cb54/FLAGc42ee179f [2019-01-13 19:14:40,342 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ebb41f04/ace2b77f6258403d9586f80135b8cb54 [2019-01-13 19:14:40,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 19:14:40,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 19:14:40,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 19:14:40,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 19:14:40,353 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 19:14:40,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 07:14:40" (1/1) ... [2019-01-13 19:14:40,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca7c08d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:14:40, skipping insertion in model container [2019-01-13 19:14:40,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 07:14:40" (1/1) ... [2019-01-13 19:14:40,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 19:14:40,706 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 19:14:43,892 ERROR L311 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-01-13 19:14:43,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14942574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:14:43, skipping insertion in model container [2019-01-13 19:14:43,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 19:14:43,894 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-01-13 19:14:43,896 INFO L168 Benchmark]: Toolchain (without parser) took 3549.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 174.3 MB. Max. memory is 11.5 GB. [2019-01-13 19:14:43,899 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 19:14:43,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3544.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 174.3 MB. Max. memory is 11.5 GB. [2019-01-13 19:14:43,903 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3544.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 174.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9725]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...