java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-23 02:27:11,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-23 02:27:11,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-23 02:27:11,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-23 02:27:11,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-23 02:27:11,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-23 02:27:11,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-23 02:27:11,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-23 02:27:11,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-23 02:27:11,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-23 02:27:11,908 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-23 02:27:11,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-23 02:27:11,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-23 02:27:11,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-23 02:27:11,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-23 02:27:11,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-23 02:27:11,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-23 02:27:11,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-23 02:27:11,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-23 02:27:11,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-23 02:27:11,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-23 02:27:11,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-23 02:27:11,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-23 02:27:11,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-23 02:27:11,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-23 02:27:11,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-23 02:27:11,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-23 02:27:11,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-23 02:27:11,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-23 02:27:11,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-23 02:27:11,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-23 02:27:11,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-23 02:27:11,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-23 02:27:11,985 INFO L138 SettingsManager]: * Use SBE=true [2019-08-23 02:27:11,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-23 02:27:11,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-23 02:27:11,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-23 02:27:11,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-23 02:27:11,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-23 02:27:11,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-23 02:27:11,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-23 02:27:11,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-23 02:27:11,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-23 02:27:11,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-23 02:27:11,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-23 02:27:11,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-23 02:27:11,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-23 02:27:11,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-23 02:27:11,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-23 02:27:11,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-23 02:27:11,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-23 02:27:11,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-23 02:27:11,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-23 02:27:11,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-23 02:27:11,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-23 02:27:11,991 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-23 02:27:12,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-23 02:27:12,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-23 02:27:12,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-23 02:27:12,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-23 02:27:12,044 INFO L275 PluginConnector]: CDTParser initialized [2019-08-23 02:27:12,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2019-08-23 02:27:12,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a32cf7d14/857adcbcb913410fb5f2565c80dce24c/FLAG66bfb5fa3 [2019-08-23 02:27:13,223 INFO L306 CDTParser]: Found 1 translation units. [2019-08-23 02:27:13,224 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2019-08-23 02:27:13,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a32cf7d14/857adcbcb913410fb5f2565c80dce24c/FLAG66bfb5fa3 [2019-08-23 02:27:13,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a32cf7d14/857adcbcb913410fb5f2565c80dce24c [2019-08-23 02:27:13,522 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-23 02:27:13,524 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-23 02:27:13,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-23 02:27:13,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-23 02:27:13,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-23 02:27:13,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:27:13" (1/1) ... [2019-08-23 02:27:13,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376fb168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:27:13, skipping insertion in model container [2019-08-23 02:27:13,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:27:13" (1/1) ... [2019-08-23 02:27:13,542 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-23 02:27:13,734 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-23 02:27:15,851 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-08-23 02:27:15,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54ccb258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:27:15, skipping insertion in model container [2019-08-23 02:27:15,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-23 02:27:15,853 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-08-23 02:27:15,856 INFO L168 Benchmark]: Toolchain (without parser) took 2330.66 ms. Allocated memory was 138.9 MB in the beginning and 234.4 MB in the end (delta: 95.4 MB). Free memory was 69.7 MB in the beginning and 150.9 MB in the end (delta: -81.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-23 02:27:15,858 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-08-23 02:27:15,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2326.90 ms. Allocated memory was 138.9 MB in the beginning and 234.4 MB in the end (delta: 95.4 MB). Free memory was 69.4 MB in the beginning and 150.9 MB in the end (delta: -81.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2019-08-23 02:27:15,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2326.90 ms. Allocated memory was 138.9 MB in the beginning and 234.4 MB in the end (delta: 95.4 MB). Free memory was 69.4 MB in the beginning and 150.9 MB in the end (delta: -81.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6827]: 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...