/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 19:39:17,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 19:39:17,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 19:39:17,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-23 19:39:17,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-23 19:39:18,023 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 19:39:18,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 19:39:18,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 19:39:18,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 19:39:18,026 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 19:39:18,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 19:39:18,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 19:39:18,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 19:39:18,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 19:39:18,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 19:39:18,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 19:39:18,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 19:39:18,028 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 19:39:18,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 19:39:18,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 19:39:18,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 19:39:18,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 19:39:18,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 19:39:18,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 19:39:18,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 19:39:18,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 19:39:18,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 19:39:18,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 19:39:18,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 19:39:18,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 19:39:18,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 19:39:18,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-23 19:39:18,031 INFO L138 SettingsManager]: * To the following directory=dump/ 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 19:39:18,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 19:39:18,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 19:39:18,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 19:39:18,442 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 19:39:18,446 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 19:39:18,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-23 19:39:18,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b2c9163/b22d46e2b2ec4c52b9232a4f885b7596/FLAG64ad90993 [2020-10-23 19:39:20,023 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 19:39:20,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2020-10-23 19:39:20,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b2c9163/b22d46e2b2ec4c52b9232a4f885b7596/FLAG64ad90993 [2020-10-23 19:39:20,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4b2c9163/b22d46e2b2ec4c52b9232a4f885b7596 [2020-10-23 19:39:20,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 19:39:20,561 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 19:39:20,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 19:39:20,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 19:39:20,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 19:39:20,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:39:20" (1/1) ... [2020-10-23 19:39:20,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164323ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:39:20, skipping insertion in model container [2020-10-23 19:39:20,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:39:20" (1/1) ... [2020-10-23 19:39:20,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 19:39:20,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 19:39:24,445 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-23 19:39:24,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75068ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:39:24, skipping insertion in model container [2020-10-23 19:39:24,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 19:39:24,446 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-23 19:39:24,449 INFO L168 Benchmark]: Toolchain (without parser) took 3891.42 ms. Allocated memory was 158.3 MB in the beginning and 210.8 MB in the end (delta: 52.4 MB). Free memory was 109.8 MB in the beginning and 128.5 MB in the end (delta: -18.7 MB). Peak memory consumption was 47.0 MB. Max. memory is 8.0 GB. [2020-10-23 19:39:24,450 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 158.3 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 19:39:24,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3882.88 ms. Allocated memory was 158.3 MB in the beginning and 210.8 MB in the end (delta: 52.4 MB). Free memory was 109.2 MB in the beginning and 128.5 MB in the end (delta: -19.2 MB). Peak memory consumption was 46.0 MB. Max. memory is 8.0 GB. [2020-10-23 19:39:24,453 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 158.3 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 3882.88 ms. Allocated memory was 158.3 MB in the beginning and 210.8 MB in the end (delta: 52.4 MB). Free memory was 109.2 MB in the beginning and 128.5 MB in the end (delta: -19.2 MB). Peak memory consumption was 46.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11212]: 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...