./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.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 ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.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 ced73f02cc794a99984fd77552a7a689dac0841d ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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_1.3.100.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 ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.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 ced73f02cc794a99984fd77552a7a689dac0841d ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 05:07:21,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:07:21,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:07:21,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:07:21,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:07:21,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:07:21,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:07:21,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:07:21,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:07:21,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:07:21,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:07:21,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:07:21,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:07:21,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:07:21,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:07:21,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:07:21,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:07:21,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:07:21,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:07:21,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:07:21,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:07:21,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:07:21,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:07:21,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:07:21,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:07:21,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:07:21,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:07:21,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:07:21,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:07:21,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:07:21,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:07:21,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:07:21,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:07:21,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:07:21,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:07:21,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:07:21,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:07:21,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:07:21,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:07:21,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:07:21,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:07:21,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:07:21,952 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:07:21,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:07:21,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:07:21,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:07:21,955 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:07:21,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:07:21,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:07:21,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:07:21,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:07:21,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:07:21,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:07:21,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:07:21,957 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:07:21,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:07:21,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:07:21,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:07:21,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:07:21,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:07:21,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:07:21,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:07:21,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:07:21,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:07:21,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:07:21,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:07:21,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:07:21,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:07:21,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:07:21,961 INFO L138 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(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 -> ced73f02cc794a99984fd77552a7a689dac0841d [2020-10-20 05:07:22,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:07:22,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:07:22,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:07:22,188 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:07:22,197 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:07:22,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:07:22,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/273121d45/600a9b7c896b4fab89febe6fd9584ccf/FLAGceb2c0c10 [2020-10-20 05:07:23,276 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:07:23,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:07:23,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/273121d45/600a9b7c896b4fab89febe6fd9584ccf/FLAGceb2c0c10 [2020-10-20 05:07:23,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/273121d45/600a9b7c896b4fab89febe6fd9584ccf [2020-10-20 05:07:23,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:07:23,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:07:23,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:07:23,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:07:23,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:07:23,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:07:23" (1/1) ... [2020-10-20 05:07:23,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cab4104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:07:23, skipping insertion in model container [2020-10-20 05:07:23,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:07:23" (1/1) ... [2020-10-20 05:07:23,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:07:24,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:07:27,996 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:07:27,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5657978a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:07:27, skipping insertion in model container [2020-10-20 05:07:27,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:07:27,999 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:07:28,002 INFO L168 Benchmark]: Toolchain (without parser) took 4368.76 ms. Allocated memory was 46.7 MB in the beginning and 72.4 MB in the end (delta: 25.7 MB). Free memory was 22.0 MB in the beginning and 25.4 MB in the end (delta: -3.5 MB). Peak memory consumption was 36.4 MB. Max. memory is 14.3 GB. [2020-10-20 05:07:28,004 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 32.5 MB. Free memory was 10.0 MB in the beginning and 10.0 MB in the end (delta: 63.4 kB). Peak memory consumption was 63.4 kB. Max. memory is 14.3 GB. [2020-10-20 05:07:28,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4356.20 ms. Allocated memory was 46.7 MB in the beginning and 72.4 MB in the end (delta: 25.7 MB). Free memory was 21.2 MB in the beginning and 25.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 14.3 GB. [2020-10-20 05:07:28,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 ms. Allocated memory is still 32.5 MB. Free memory was 10.0 MB in the beginning and 10.0 MB in the end (delta: 63.4 kB). Peak memory consumption was 63.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4356.20 ms. Allocated memory was 46.7 MB in the beginning and 72.4 MB in the end (delta: 25.7 MB). Free memory was 21.2 MB in the beginning and 25.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 05:07:30,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:07:30,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:07:30,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:07:30,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:07:30,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:07:30,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:07:30,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:07:30,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:07:30,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:07:30,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:07:30,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:07:30,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:07:30,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:07:30,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:07:30,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:07:30,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:07:30,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:07:30,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:07:30,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:07:30,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:07:30,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:07:30,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:07:30,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:07:30,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:07:30,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:07:30,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:07:30,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:07:30,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:07:30,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:07:30,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:07:30,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:07:30,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:07:30,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:07:30,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:07:30,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:07:30,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:07:30,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:07:30,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:07:30,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:07:30,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:07:30,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:07:30,237 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:07:30,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:07:30,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:07:30,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:07:30,239 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:07:30,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:07:30,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:07:30,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:07:30,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:07:30,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:07:30,240 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:07:30,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:07:30,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:07:30,240 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:07:30,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:07:30,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:07:30,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:07:30,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:07:30,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:07:30,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:07:30,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:07:30,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:07:30,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:07:30,242 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:07:30,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:07:30,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:07:30,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:07:30,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:07:30,243 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:07:30,243 INFO L138 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(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 -> ced73f02cc794a99984fd77552a7a689dac0841d [2020-10-20 05:07:30,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:07:30,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:07:30,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:07:30,457 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:07:30,457 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:07:30,458 INFO L432 ainManager$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-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:07:30,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f159596a2/c6ece671bbcc4ac0886350018e08d1f2/FLAG9b47839b8 [2020-10-20 05:07:31,638 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:07:31,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-20 05:07:31,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f159596a2/c6ece671bbcc4ac0886350018e08d1f2/FLAG9b47839b8 [2020-10-20 05:07:31,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f159596a2/c6ece671bbcc4ac0886350018e08d1f2 [2020-10-20 05:07:31,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:07:31,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:07:31,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:07:31,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:07:31,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:07:31,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:07:31" (1/1) ... [2020-10-20 05:07:31,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f856cb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:07:31, skipping insertion in model container [2020-10-20 05:07:31,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:07:31" (1/1) ... [2020-10-20 05:07:31,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:07:32,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:07:36,108 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:07:36,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1989e8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:07:36, skipping insertion in model container [2020-10-20 05:07:36,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:07:36,110 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:07:36,113 INFO L168 Benchmark]: Toolchain (without parser) took 4197.63 ms. Allocated memory was 52.4 MB in the beginning and 83.4 MB in the end (delta: 30.9 MB). Free memory was 27.7 MB in the beginning and 21.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 45.1 MB. Max. memory is 14.3 GB. [2020-10-20 05:07:36,114 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 30.9 MB. Free memory was 8.1 MB in the beginning and 8.1 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. [2020-10-20 05:07:36,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4186.19 ms. Allocated memory was 52.4 MB in the beginning and 83.4 MB in the end (delta: 30.9 MB). Free memory was 26.7 MB in the beginning and 21.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 44.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:07:36,118 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 30.9 MB. Free memory was 8.1 MB in the beginning and 8.1 MB in the end (delta: 47.6 kB). Peak memory consumption was 47.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4186.19 ms. Allocated memory was 52.4 MB in the beginning and 83.4 MB in the end (delta: 30.9 MB). Free memory was 26.7 MB in the beginning and 21.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 44.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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...