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 0.1.24-55cd5f5 [2019-08-15 19:46:19,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-15 19:46:19,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-15 19:46:19,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-15 19:46:19,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-15 19:46:19,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-15 19:46:19,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-15 19:46:19,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-15 19:46:19,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-15 19:46:19,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-15 19:46:19,496 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-15 19:46:19,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-15 19:46:19,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-15 19:46:19,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-15 19:46:19,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-15 19:46:19,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-15 19:46:19,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-15 19:46:19,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-15 19:46:19,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-15 19:46:19,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-15 19:46:19,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-15 19:46:19,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-15 19:46:19,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-15 19:46:19,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-15 19:46:19,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-15 19:46:19,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-15 19:46:19,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-15 19:46:19,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-15 19:46:19,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-15 19:46:19,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-15 19:46:19,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-15 19:46:19,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-15 19:46:19,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-15 19:46:19,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-15 19:46:19,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-15 19:46:19,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-15 19:46:19,524 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 [2019-08-15 19:46:19,538 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-15 19:46:19,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-15 19:46:19,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-15 19:46:19,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-15 19:46:19,540 INFO L138 SettingsManager]: * Use SBE=true [2019-08-15 19:46:19,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-15 19:46:19,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-15 19:46:19,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-15 19:46:19,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-15 19:46:19,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-15 19:46:19,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-15 19:46:19,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-15 19:46:19,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-15 19:46:19,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-15 19:46:19,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-15 19:46:19,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-15 19:46:19,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-15 19:46:19,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-15 19:46:19,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-15 19:46:19,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-15 19:46:19,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-15 19:46:19,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-15 19:46:19,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-15 19:46:19,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-15 19:46:19,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-15 19:46:19,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-15 19:46:19,545 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-15 19:46:19,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-15 19:46:19,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-15 19:46:19,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-15 19:46:19,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-15 19:46:19,599 INFO L275 PluginConnector]: CDTParser initialized [2019-08-15 19:46:19,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2019-08-15 19:46:19,661 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babd3465c/bb61e89ef940419693bfa5877cf4fc8b/FLAG9f504f0e9 [2019-08-15 19:46:20,556 INFO L306 CDTParser]: Found 1 translation units. [2019-08-15 19:46:20,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2019-08-15 19:46:20,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babd3465c/bb61e89ef940419693bfa5877cf4fc8b/FLAG9f504f0e9 [2019-08-15 19:46:20,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/babd3465c/bb61e89ef940419693bfa5877cf4fc8b [2019-08-15 19:46:20,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-15 19:46:21,001 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-15 19:46:21,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-15 19:46:21,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-15 19:46:21,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-15 19:46:21,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 07:46:20" (1/1) ... [2019-08-15 19:46:21,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3850ebda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 07:46:21, skipping insertion in model container [2019-08-15 19:46:21,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 07:46:20" (1/1) ... [2019-08-15 19:46:21,018 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-15 19:46:21,233 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-15 19:46:24,423 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-08-15 19:46:24,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e252061 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 07:46:24, skipping insertion in model container [2019-08-15 19:46:24,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-15 19:46:24,425 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-08-15 19:46:24,430 INFO L168 Benchmark]: Toolchain (without parser) took 3426.19 ms. Allocated memory was 137.4 MB in the beginning and 240.1 MB in the end (delta: 102.8 MB). Free memory was 69.7 MB in the beginning and 159.7 MB in the end (delta: -90.0 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-08-15 19:46:24,432 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-15 19:46:24,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3422.83 ms. Allocated memory was 137.4 MB in the beginning and 240.1 MB in the end (delta: 102.8 MB). Free memory was 69.5 MB in the beginning and 159.7 MB in the end (delta: -90.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-08-15 19:46:24,440 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3422.83 ms. Allocated memory was 137.4 MB in the beginning and 240.1 MB in the end (delta: 102.8 MB). Free memory was 69.5 MB in the beginning and 159.7 MB in the end (delta: -90.2 MB). Peak memory consumption was 28.0 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...