/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.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 0.1.25-86f66a4 [2020-07-07 15:14:21,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 15:14:21,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 15:14:21,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 15:14:21,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 15:14:21,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 15:14:21,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 15:14:21,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 15:14:21,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 15:14:21,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 15:14:22,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 15:14:22,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 15:14:22,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 15:14:22,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 15:14:22,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 15:14:22,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 15:14:22,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 15:14:22,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 15:14:22,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 15:14:22,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 15:14:22,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 15:14:22,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 15:14:22,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 15:14:22,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 15:14:22,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 15:14:22,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 15:14:22,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 15:14:22,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 15:14:22,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-07 15:14:22,064 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 15:14:22,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 15:14:22,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 15:14:22,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 15:14:22,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 15:14:22,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 15:14:22,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 15:14:22,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 15:14:22,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 15:14:22,068 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 15:14:22,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 15:14:22,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 15:14:22,071 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 15:14:22,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 15:14:22,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 15:14:22,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 15:14:22,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 15:14:22,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 15:14:22,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 15:14:22,073 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-07 15:14:22,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 15:14:22,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 15:14:22,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 15:14:22,355 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 15:14:22,355 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 15:14:22,356 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-07 15:14:22,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16038b194/4de7d27e1b1348619640015ec472954e/FLAG7019ce9ef [2020-07-07 15:14:23,313 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 15:14:23,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-07 15:14:23,363 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16038b194/4de7d27e1b1348619640015ec472954e/FLAG7019ce9ef [2020-07-07 15:14:23,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16038b194/4de7d27e1b1348619640015ec472954e [2020-07-07 15:14:23,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 15:14:23,760 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 15:14:23,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 15:14:23,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 15:14:23,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 15:14:23,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:14:23" (1/1) ... [2020-07-07 15:14:23,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1edc3b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:14:23, skipping insertion in model container [2020-07-07 15:14:23,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:14:23" (1/1) ... [2020-07-07 15:14:23,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 15:14:23,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 15:14:26,374 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-07 15:14:26,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6626d4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:14:26, skipping insertion in model container [2020-07-07 15:14:26,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 15:14:26,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-07 15:14:26,379 INFO L168 Benchmark]: Toolchain (without parser) took 2617.71 ms. Allocated memory was 137.4 MB in the beginning and 246.9 MB in the end (delta: 109.6 MB). Free memory was 84.2 MB in the beginning and 194.9 MB in the end (delta: -110.7 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. [2020-07-07 15:14:26,381 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 15:14:26,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2614.28 ms. Allocated memory was 137.4 MB in the beginning and 246.9 MB in the end (delta: 109.6 MB). Free memory was 84.0 MB in the beginning and 194.9 MB in the end (delta: -110.9 MB). Peak memory consumption was 51.4 MB. Max. memory is 7.1 GB. [2020-07-07 15:14:26,386 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2614.28 ms. Allocated memory was 137.4 MB in the beginning and 246.9 MB in the end (delta: 109.6 MB). Free memory was 84.0 MB in the beginning and 194.9 MB in the end (delta: -110.9 MB). Peak memory consumption was 51.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6826]: 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...