./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point_false-unreach-call.cil.out.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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point_false-unreach-call.cil.out.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 be9dd24480ef2787b87ab723a6e0441a43512ed8 .................................................................................................................... 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 09:02:33,850 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 09:02:33,852 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 09:02:33,864 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 09:02:33,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 09:02:33,866 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 09:02:33,867 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 09:02:33,869 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 09:02:33,871 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 09:02:33,872 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 09:02:33,874 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 09:02:33,874 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 09:02:33,875 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 09:02:33,876 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 09:02:33,878 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 09:02:33,879 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 09:02:33,880 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 09:02:33,882 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 09:02:33,885 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 09:02:33,887 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 09:02:33,888 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 09:02:33,890 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 09:02:33,893 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 09:02:33,893 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 09:02:33,894 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 09:02:33,895 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 09:02:33,896 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 09:02:33,897 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 09:02:33,898 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 09:02:33,899 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 09:02:33,900 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 09:02:33,901 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 09:02:33,901 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 09:02:33,901 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 09:02:33,903 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 09:02:33,903 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 09:02:33,904 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-13 09:02:33,921 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 09:02:33,921 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 09:02:33,922 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 09:02:33,923 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 09:02:33,923 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 09:02:33,924 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 09:02:33,924 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 09:02:33,924 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 09:02:33,925 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 09:02:33,925 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 09:02:33,925 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 09:02:33,925 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 09:02:33,927 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 09:02:33,927 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 09:02:33,927 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 09:02:33,928 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 09:02:33,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 09:02:33,928 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 09:02:33,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 09:02:33,929 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 09:02:33,929 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 09:02:33,929 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 09:02:33,930 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 09:02:33,931 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 09:02:33,931 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 09:02:33,931 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 09:02:33,931 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 -> be9dd24480ef2787b87ab723a6e0441a43512ed8 [2019-01-13 09:02:33,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 09:02:33,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 09:02:33,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 09:02:33,991 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 09:02:33,992 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 09:02:33,993 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:02:34,060 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a9aacd4/72334903767545a2bc88be6611acdea0/FLAGc73cd8360 [2019-01-13 09:02:34,907 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 09:02:34,908 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point_false-unreach-call.cil.out.i [2019-01-13 09:02:34,966 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a9aacd4/72334903767545a2bc88be6611acdea0/FLAGc73cd8360 [2019-01-13 09:02:35,347 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a9aacd4/72334903767545a2bc88be6611acdea0 [2019-01-13 09:02:35,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 09:02:35,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 09:02:35,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 09:02:35,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 09:02:35,361 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 09:02:35,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 09:02:35" (1/1) ... [2019-01-13 09:02:35,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730d855c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:02:35, skipping insertion in model container [2019-01-13 09:02:35,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 09:02:35" (1/1) ... [2019-01-13 09:02:35,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 09:02:35,528 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 09:02:36,085 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-01-13 09:02:37,867 ERROR L311 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-01-13 09:02:37,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@680198c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 09:02:37, skipping insertion in model container [2019-01-13 09:02:37,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 09:02:37,869 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-01-13 09:02:37,871 INFO L168 Benchmark]: Toolchain (without parser) took 2517.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 935.1 MB in the beginning and 1.2 GB in the end (delta: -223.2 MB). Peak memory consumption was 101.6 MB. Max. memory is 11.5 GB. [2019-01-13 09:02:37,873 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 09:02:37,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2513.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 935.1 MB in the beginning and 1.2 GB in the end (delta: -223.2 MB). Peak memory consumption was 101.6 MB. Max. memory is 11.5 GB. [2019-01-13 09:02:37,877 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2513.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 935.1 MB in the beginning and 1.2 GB in the end (delta: -223.2 MB). Peak memory consumption was 101.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6442]: 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...