/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 0.1.25-267fbe0 [2020-07-17 16:15:28,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 16:15:28,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 16:15:28,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 16:15:28,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 16:15:28,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 16:15:28,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 16:15:28,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 16:15:28,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 16:15:28,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 16:15:28,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 16:15:28,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 16:15:28,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 16:15:28,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 16:15:28,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 16:15:28,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 16:15:28,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 16:15:28,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 16:15:28,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 16:15:28,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 16:15:28,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 16:15:28,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 16:15:28,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 16:15:28,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 16:15:28,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 16:15:28,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 16:15:28,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 16:15:28,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 16:15:28,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 16:15:28,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 16:15:28,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 16:15:28,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 16:15:28,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 16:15:28,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 16:15:28,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 16:15:28,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 16:15:28,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-17 16:15:28,233 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 16:15:28,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 16:15:28,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 16:15:28,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 16:15:28,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 16:15:28,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 16:15:28,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 16:15:28,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 16:15:28,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 16:15:28,236 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 16:15:28,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 16:15:28,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 16:15:28,237 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 16:15:28,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 16:15:28,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 16:15:28,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 16:15:28,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 16:15:28,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 16:15:28,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 16:15:28,238 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-17 16:15:28,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 16:15:28,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 16:15:28,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 16:15:28,521 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 16:15:28,522 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 16:15:28,523 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-17 16:15:28,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08b460630/30648b862b974802a2b86c7ecd3128ea/FLAGc55cd1044 [2020-07-17 16:15:29,547 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 16:15:29,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-07-17 16:15:29,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08b460630/30648b862b974802a2b86c7ecd3128ea/FLAGc55cd1044 [2020-07-17 16:15:29,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08b460630/30648b862b974802a2b86c7ecd3128ea [2020-07-17 16:15:29,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 16:15:29,918 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 16:15:29,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 16:15:29,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 16:15:29,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 16:15:29,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 04:15:29" (1/1) ... [2020-07-17 16:15:29,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f19ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 04:15:29, skipping insertion in model container [2020-07-17 16:15:29,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 04:15:29" (1/1) ... [2020-07-17 16:15:29,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 16:15:30,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 16:15:32,722 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-17 16:15:32,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10e43035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 04:15:32, skipping insertion in model container [2020-07-17 16:15:32,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 16:15:32,724 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-17 16:15:32,729 INFO L168 Benchmark]: Toolchain (without parser) took 2809.44 ms. Allocated memory was 137.9 MB in the beginning and 240.6 MB in the end (delta: 102.8 MB). Free memory was 86.5 MB in the beginning and 171.4 MB in the end (delta: -84.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2020-07-17 16:15:32,731 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 121.4 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 16:15:32,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2804.68 ms. Allocated memory was 137.9 MB in the beginning and 240.6 MB in the end (delta: 102.8 MB). Free memory was 86.1 MB in the beginning and 171.4 MB in the end (delta: -85.3 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-07-17 16:15:32,737 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 137.9 MB. Free memory was 121.4 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2804.68 ms. Allocated memory was 137.9 MB in the beginning and 240.6 MB in the end (delta: 102.8 MB). Free memory was 86.1 MB in the beginning and 171.4 MB in the end (delta: -85.3 MB). Peak memory consumption was 40.6 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...