/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/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-au0828-au0828.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 23:29:44,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 23:29:44,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 23:29:44,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 23:29:44,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 23:29:44,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 23:29:44,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 23:29:44,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 23:29:44,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 23:29:44,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 23:29:44,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 23:29:44,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 23:29:44,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 23:29:44,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 23:29:44,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 23:29:44,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 23:29:44,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 23:29:44,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 23:29:44,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 23:29:44,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 23:29:44,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 23:29:44,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 23:29:44,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 23:29:44,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 23:29:44,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-23 23:29:44,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 23:29:44,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 23:29:44,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 23:29:44,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-10-23 23:29:44,787 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 23:29:44,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 23:29:44,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 23:29:44,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 23:29:44,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 23:29:44,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 23:29:44,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 23:29:44,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 23:29:44,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 23:29:44,794 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 23:29:44,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 23:29:44,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 23:29:44,796 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-23 23:29:44,796 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 23:29:44,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 23:29:44,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 23:29:44,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 23:29:44,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-23 23:29:44,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 23:29:44,798 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 23:29:45,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 23:29:45,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 23:29:45,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 23:29:45,209 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 23:29:45,209 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 23:29:45,210 INFO L432 ainManager$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 [2020-10-23 23:29:45,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15feb6ce6/cbe05e5d2d5e4c1fa3b53871a74c4947/FLAGd86e28e89 [2020-10-23 23:29:46,678 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 23:29:46,679 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 [2020-10-23 23:29:46,802 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15feb6ce6/cbe05e5d2d5e4c1fa3b53871a74c4947/FLAGd86e28e89 [2020-10-23 23:29:47,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15feb6ce6/cbe05e5d2d5e4c1fa3b53871a74c4947 [2020-10-23 23:29:47,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 23:29:47,251 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 23:29:47,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 23:29:47,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 23:29:47,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 23:29:47,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 11:29:47" (1/1) ... [2020-10-23 23:29:47,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9800bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:29:47, skipping insertion in model container [2020-10-23 23:29:47,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 11:29:47" (1/1) ... [2020-10-23 23:29:47,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 23:29:47,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 23:29:51,381 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-23 23:29:51,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50411be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:29:51, skipping insertion in model container [2020-10-23 23:29:51,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 23:29:51,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-23 23:29:51,386 INFO L168 Benchmark]: Toolchain (without parser) took 4139.32 ms. Allocated memory was 156.2 MB in the beginning and 195.0 MB in the end (delta: 38.8 MB). Free memory was 111.2 MB in the beginning and 140.0 MB in the end (delta: -28.8 MB). Peak memory consumption was 61.7 MB. Max. memory is 8.0 GB. [2020-10-23 23:29:51,387 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 156.2 MB. Free memory is still 130.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 23:29:51,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4125.91 ms. Allocated memory was 156.2 MB in the beginning and 195.0 MB in the end (delta: 38.8 MB). Free memory was 110.5 MB in the beginning and 140.0 MB in the end (delta: -29.5 MB). Peak memory consumption was 61.7 MB. Max. memory is 8.0 GB. [2020-10-23 23:29:51,391 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 156.2 MB. Free memory is still 130.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4125.91 ms. Allocated memory was 156.2 MB in the beginning and 195.0 MB in the end (delta: 38.8 MB). Free memory was 110.5 MB in the beginning and 140.0 MB in the end (delta: -29.5 MB). Peak memory consumption was 61.7 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...