/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -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-uvc-uvcvideo.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-05 01:38:42,879 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-09-05 01:38:42,977 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-09-05 01:38:42,992 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-05 01:38:42,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-05 01:38:42,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-05 01:38:42,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-05 01:38:42,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-05 01:38:42,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-05 01:38:42,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-05 01:38:42,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-05 01:38:42,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-05 01:38:42,995 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-05 01:38:42,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-05 01:38:42,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-05 01:38:42,997 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-05 01:38:42,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-05 01:38:42,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-05 01:38:42,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-05 01:38:42,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-05 01:38:42,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-05 01:38:42,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-05 01:38:42,998 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-05 01:38:43,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-05 01:38:43,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-05 01:38:43,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-05 01:38:43,448 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-05 01:38:43,449 INFO L275 PluginConnector]: CDTParser initialized [2020-09-05 01:38:43,450 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-09-05 01:38:43,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7b081b23/05a571da430a4ca4a29d67886027abb0/FLAGecebdd567 [2020-09-05 01:38:44,569 INFO L306 CDTParser]: Found 1 translation units. [2020-09-05 01:38:44,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-09-05 01:38:44,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7b081b23/05a571da430a4ca4a29d67886027abb0/FLAGecebdd567 [2020-09-05 01:38:44,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7b081b23/05a571da430a4ca4a29d67886027abb0 [2020-09-05 01:38:44,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-05 01:38:44,944 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-05 01:38:44,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-05 01:38:44,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-05 01:38:44,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-05 01:38:44,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:38:44" (1/1) ... [2020-09-05 01:38:44,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d6e00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:38:44, skipping insertion in model container [2020-09-05 01:38:44,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:38:44" (1/1) ... [2020-09-05 01:38:44,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-05 01:38:45,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-05 01:38:48,715 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-05 01:38:48,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f0a8fc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:38:48, skipping insertion in model container [2020-09-05 01:38:48,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-05 01:38:48,718 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-05 01:38:48,722 INFO L168 Benchmark]: Toolchain (without parser) took 3776.92 ms. Allocated memory was 146.8 MB in the beginning and 252.2 MB in the end (delta: 105.4 MB). Free memory was 78.6 MB in the beginning and 115.5 MB in the end (delta: -36.9 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2020-09-05 01:38:48,723 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-05 01:38:48,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3770.57 ms. Allocated memory was 146.8 MB in the beginning and 252.2 MB in the end (delta: 105.4 MB). Free memory was 78.4 MB in the beginning and 115.5 MB in the end (delta: -37.1 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2020-09-05 01:38:48,727 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3770.57 ms. Allocated memory was 146.8 MB in the beginning and 252.2 MB in the end (delta: 105.4 MB). Free memory was 78.4 MB in the beginning and 115.5 MB in the end (delta: -37.1 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 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...