/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 0.2.0-7d8eed3 [2020-11-07 08:14:28,103 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-11-07 08:14:28,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 08:14:28,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 08:14:28,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 08:14:28,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 08:14:28,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 08:14:28,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 08:14:28,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 08:14:28,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 08:14:28,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 08:14:28,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 08:14:28,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 08:14:28,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 08:14:28,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 08:14:28,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-11-07 08:14:28,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 08:14:28,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 08:14:28,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 08:14:28,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 08:14:28,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 08:14:28,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 08:14:28,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 08:14:28,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 08:14:28,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 08:14:28,275 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 08:14:28,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 08:14:28,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 08:14:28,276 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 08:14:28,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 08:14:28,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 08:14:28,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 08:14:28,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 08:14:28,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 08:14:28,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 08:14:28,278 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 08:14:28,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 08:14:28,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 08:14:28,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 08:14:28,670 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 08:14:28,671 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 08:14:28,672 INFO L432 ainManager$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-uvc-uvcvideo.cil.i [2020-11-07 08:14:28,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb84c7bbf/e80e36b3ce7a4ea2a770ef5f12a5609f/FLAGdf9a5bb47 [2020-11-07 08:14:30,181 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 08:14:30,182 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-uvc-uvcvideo.cil.i [2020-11-07 08:14:30,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb84c7bbf/e80e36b3ce7a4ea2a770ef5f12a5609f/FLAGdf9a5bb47 [2020-11-07 08:14:30,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb84c7bbf/e80e36b3ce7a4ea2a770ef5f12a5609f [2020-11-07 08:14:30,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 08:14:30,766 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 08:14:30,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 08:14:30,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 08:14:30,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 08:14:30,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:14:30" (1/1) ... [2020-11-07 08:14:30,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66d90e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:30, skipping insertion in model container [2020-11-07 08:14:30,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:14:30" (1/1) ... [2020-11-07 08:14:30,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 08:14:31,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 08:14:34,909 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-07 08:14:34,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60b753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:34, skipping insertion in model container [2020-11-07 08:14:34,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 08:14:34,910 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-07 08:14:34,913 INFO L168 Benchmark]: Toolchain (without parser) took 4151.43 ms. Allocated memory was 125.8 MB in the beginning and 167.8 MB in the end (delta: 41.9 MB). Free memory was 76.8 MB in the beginning and 113.8 MB in the end (delta: -36.9 MB). Peak memory consumption was 93.8 MB. Max. memory is 8.0 GB. [2020-11-07 08:14:34,915 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory was 90.9 MB in the beginning and 90.8 MB in the end (delta: 94.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 08:14:34,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4138.83 ms. Allocated memory was 125.8 MB in the beginning and 167.8 MB in the end (delta: 41.9 MB). Free memory was 76.2 MB in the beginning and 113.8 MB in the end (delta: -37.6 MB). Peak memory consumption was 93.8 MB. Max. memory is 8.0 GB. [2020-11-07 08:14:34,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory was 90.9 MB in the beginning and 90.8 MB in the end (delta: 94.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4138.83 ms. Allocated memory was 125.8 MB in the beginning and 167.8 MB in the end (delta: 41.9 MB). Free memory was 76.2 MB in the beginning and 113.8 MB in the end (delta: -37.6 MB). Peak memory consumption was 93.8 MB. Max. memory is 8.0 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...