/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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-05 01:28:25,138 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-09-05 01:28:25,213 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 01:28:25,225 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-05 01:28:25,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-05 01:28:25,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-05 01:28:25,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-05 01:28:25,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-05 01:28:25,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-05 01:28:25,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-05 01:28:25,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-05 01:28:25,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-05 01:28:25,228 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-05 01:28:25,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-05 01:28:25,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-05 01:28:25,229 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-05 01:28:25,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-05 01:28:25,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-05 01:28:25,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-05 01:28:25,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-05 01:28:25,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-05 01:28:25,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-05 01:28:25,230 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 01:28:25,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-05 01:28:25,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-05 01:28:25,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-05 01:28:25,705 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-05 01:28:25,706 INFO L275 PluginConnector]: CDTParser initialized [2020-09-05 01:28:25,707 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-09-05 01:28:25,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/486197617/3df7b03342a3428eb89fad756b178781/FLAG4937fdb04 [2020-09-05 01:28:26,798 INFO L306 CDTParser]: Found 1 translation units. [2020-09-05 01:28:26,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-09-05 01:28:26,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/486197617/3df7b03342a3428eb89fad756b178781/FLAG4937fdb04 [2020-09-05 01:28:27,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/486197617/3df7b03342a3428eb89fad756b178781 [2020-09-05 01:28:27,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-05 01:28:27,213 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-05 01:28:27,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-05 01:28:27,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-05 01:28:27,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-05 01:28:27,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:28:27" (1/1) ... [2020-09-05 01:28:27,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c8bcff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:28:27, skipping insertion in model container [2020-09-05 01:28:27,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:28:27" (1/1) ... [2020-09-05 01:28:27,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-05 01:28:27,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-05 01:28:28,088 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2020-09-05 01:28:29,285 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-05 01:28:29,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@284aa557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:28:29, skipping insertion in model container [2020-09-05 01:28:29,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-05 01:28:29,287 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-05 01:28:29,291 INFO L168 Benchmark]: Toolchain (without parser) took 2075.68 ms. Allocated memory was 138.9 MB in the beginning and 234.9 MB in the end (delta: 95.9 MB). Free memory was 92.6 MB in the beginning and 169.2 MB in the end (delta: -76.6 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. [2020-09-05 01:28:29,292 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-05 01:28:29,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2071.95 ms. Allocated memory was 138.9 MB in the beginning and 234.9 MB in the end (delta: 95.9 MB). Free memory was 92.2 MB in the beginning and 169.2 MB in the end (delta: -77.0 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. [2020-09-05 01:28:29,296 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 138.9 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2071.95 ms. Allocated memory was 138.9 MB in the beginning and 234.9 MB in the end (delta: 95.9 MB). Free memory was 92.2 MB in the beginning and 169.2 MB in the end (delta: -77.0 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6439]: 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...