/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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-au0828-au0828.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 23:38:19,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 23:38:19,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 23:38:19,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-06 23:38:20,037 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 [2020-11-06 23:38:20,095 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 23:38:20,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 23:38:20,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 23:38:20,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 23:38:20,101 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 23:38:20,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 23:38:20,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 23:38:20,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 23:38:20,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 23:38:20,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 23:38:20,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 23:38:20,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 23:38:20,104 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 23:38:20,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 23:38:20,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 23:38:20,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 23:38:20,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 23:38:20,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 23:38:20,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 23:38:20,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 23:38:20,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 23:38:20,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 23:38:20,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 23:38:20,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 23:38:20,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 23:38:20,107 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 23:38:20,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-06 23:38:20,107 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 23:38:20,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 23:38:20,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 23:38:20,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 23:38:20,573 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 23:38:20,573 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 23:38:20,575 INFO L432 ainManager$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-au0828-au0828.cil.i [2020-11-06 23:38:20,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61224bdb0/4984fc390dbd48ecb76d4ffe00cd9bc6/FLAG65f5c8464 [2020-11-06 23:38:21,951 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 23:38:21,952 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-au0828-au0828.cil.i [2020-11-06 23:38:22,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61224bdb0/4984fc390dbd48ecb76d4ffe00cd9bc6/FLAG65f5c8464 [2020-11-06 23:38:22,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61224bdb0/4984fc390dbd48ecb76d4ffe00cd9bc6 [2020-11-06 23:38:22,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 23:38:22,212 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 23:38:22,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 23:38:22,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 23:38:22,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 23:38:22,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:38:22" (1/1) ... [2020-11-06 23:38:22,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50afaba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:38:22, skipping insertion in model container [2020-11-06 23:38:22,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:38:22" (1/1) ... [2020-11-06 23:38:22,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 23:38:22,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 23:38:26,219 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-06 23:38:26,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40aeed0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:38:26, skipping insertion in model container [2020-11-06 23:38:26,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 23:38:26,221 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-06 23:38:26,223 INFO L168 Benchmark]: Toolchain (without parser) took 4015.02 ms. Allocated memory was 152.0 MB in the beginning and 188.7 MB in the end (delta: 36.7 MB). Free memory was 105.7 MB in the beginning and 103.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 55.6 MB. Max. memory is 8.0 GB. [2020-11-06 23:38:26,225 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 152.0 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 23:38:26,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4006.61 ms. Allocated memory was 152.0 MB in the beginning and 188.7 MB in the end (delta: 36.7 MB). Free memory was 105.0 MB in the beginning and 103.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 55.6 MB. Max. memory is 8.0 GB. [2020-11-06 23:38:26,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 152.0 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4006.61 ms. Allocated memory was 152.0 MB in the beginning and 188.7 MB in the end (delta: 36.7 MB). Free memory was 105.0 MB in the beginning and 103.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 55.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15181]: 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...