./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-challenges/linux-3.14__complex_emg__linux-usb-dev__drivers-media-usb-uvc-uvcvideo_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-usb-dev__drivers-media-usb-uvc-uvcvideo_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 38250b3e0e8fbd0c7f3a57cfd58965c9aaa92f56 .................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-15 23:39:08,748 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-15 23:39:08,750 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-15 23:39:08,766 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-15 23:39:08,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-15 23:39:08,769 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-15 23:39:08,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-15 23:39:08,776 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-15 23:39:08,785 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-15 23:39:08,785 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-15 23:39:08,789 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-15 23:39:08,789 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-15 23:39:08,790 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-15 23:39:08,792 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-15 23:39:08,795 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-15 23:39:08,796 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-15 23:39:08,798 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-15 23:39:08,801 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-15 23:39:08,806 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-15 23:39:08,809 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-15 23:39:08,812 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-15 23:39:08,814 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-15 23:39:08,819 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-15 23:39:08,823 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-15 23:39:08,824 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-15 23:39:08,825 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-15 23:39:08,826 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-15 23:39:08,826 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-15 23:39:08,827 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-15 23:39:08,831 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-15 23:39:08,831 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-15 23:39:08,832 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-15 23:39:08,832 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-15 23:39:08,832 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-15 23:39:08,835 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-15 23:39:08,836 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-15 23:39:08,838 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-15 23:39:08,861 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-15 23:39:08,864 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-15 23:39:08,866 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-15 23:39:08,867 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-15 23:39:08,867 INFO L133 SettingsManager]: * Use SBE=true [2019-01-15 23:39:08,868 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-15 23:39:08,868 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-15 23:39:08,869 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-15 23:39:08,869 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-15 23:39:08,869 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-15 23:39:08,869 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-15 23:39:08,869 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-15 23:39:08,870 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-15 23:39:08,870 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-15 23:39:08,870 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-15 23:39:08,871 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-15 23:39:08,871 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-15 23:39:08,871 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-15 23:39:08,871 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-15 23:39:08,872 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-15 23:39:08,872 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-15 23:39:08,872 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-15 23:39:08,872 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-15 23:39:08,872 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-15 23:39:08,872 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-15 23:39:08,873 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 -> 38250b3e0e8fbd0c7f3a57cfd58965c9aaa92f56 [2019-01-15 23:39:08,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-15 23:39:08,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-15 23:39:08,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-15 23:39:08,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-15 23:39:08,954 INFO L276 PluginConnector]: CDTParser initialized [2019-01-15 23:39:08,956 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-challenges/linux-3.14__complex_emg__linux-usb-dev__drivers-media-usb-uvc-uvcvideo_true-unreach-call.cil.i [2019-01-15 23:39:09,011 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffbea1153/2a2e512d62ab4e52884ba5411c36c4e6/FLAG0afb31022 [2019-01-15 23:39:09,898 INFO L307 CDTParser]: Found 1 translation units. [2019-01-15 23:39:09,899 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-challenges/linux-3.14__complex_emg__linux-usb-dev__drivers-media-usb-uvc-uvcvideo_true-unreach-call.cil.i [2019-01-15 23:39:09,968 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffbea1153/2a2e512d62ab4e52884ba5411c36c4e6/FLAG0afb31022 [2019-01-15 23:39:10,269 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffbea1153/2a2e512d62ab4e52884ba5411c36c4e6 [2019-01-15 23:39:10,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-15 23:39:10,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-15 23:39:10,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-15 23:39:10,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-15 23:39:10,278 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-15 23:39:10,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.01 11:39:10" (1/1) ... [2019-01-15 23:39:10,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b3da1d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.01 11:39:10, skipping insertion in model container [2019-01-15 23:39:10,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.01 11:39:10" (1/1) ... [2019-01-15 23:39:10,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-15 23:39:10,618 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-15 23:39:14,642 ERROR L311 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-01-15 23:39:14,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2adef5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.01 11:39:14, skipping insertion in model container [2019-01-15 23:39:14,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-15 23:39:14,645 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-01-15 23:39:14,646 INFO L168 Benchmark]: Toolchain (without parser) took 4373.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 925.7 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 165.0 MB. Max. memory is 11.5 GB. [2019-01-15 23:39:14,650 INFO L168 Benchmark]: CDTParser took 0.19 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. [2019-01-15 23:39:14,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4370.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 925.7 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 165.0 MB. Max. memory is 11.5 GB. [2019-01-15 23:39:14,655 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 4370.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 925.7 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 165.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12190]: 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...