/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_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 23:38:46,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 23:38:46,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 23:38:47,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 23:38:47,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 23:38:47,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 23:38:47,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 23:38:47,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 23:38:47,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 23:38:47,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 23:38:47,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 23:38:47,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 23:38:47,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 23:38:47,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 23:38:47,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 23:38:47,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 23:38:47,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 23:38:47,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 23:38:47,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 23:38:47,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 23:38:47,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 23:38:47,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 23:38:47,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 23:38:47,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 23:38:47,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-06 23:38:47,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 23:38:47,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 23:38:47,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 23:38:47,107 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 23:38:47,165 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 23:38:47,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 23:38:47,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 23:38:47,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 23:38:47,170 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 23:38:47,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 23:38:47,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 23:38:47,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 23:38:47,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 23:38:47,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 23:38:47,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 23:38:47,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 23:38:47,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 23:38:47,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 23:38:47,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 23:38:47,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 23:38:47,174 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 23:38:47,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 23:38:47,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 23:38:47,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 23:38:47,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 23:38:47,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 23:38:47,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 23:38:47,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 23:38:47,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 23:38:47,176 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 23:38:47,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-06 23:38:47,177 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 23:38:47,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 23:38:47,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 23:38:47,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 23:38:47,659 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 23:38:47,660 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 23:38:47,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-06 23:38:47,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87961f412/b723dd3608fe48a9a3ccfb0dab182cae/FLAG7449d20be [2020-11-06 23:38:49,120 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 23:38:49,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-06 23:38:49,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87961f412/b723dd3608fe48a9a3ccfb0dab182cae/FLAG7449d20be [2020-11-06 23:38:49,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87961f412/b723dd3608fe48a9a3ccfb0dab182cae [2020-11-06 23:38:49,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 23:38:49,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 23:38:49,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 23:38:49,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 23:38:49,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 23:38:49,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:38:49" (1/1) ... [2020-11-06 23:38:49,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc356a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:38:49, skipping insertion in model container [2020-11-06 23:38:49,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:38:49" (1/1) ... [2020-11-06 23:38:49,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 23:38:50,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 23:38:54,141 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-06 23:38:54,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66b9b091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:38:54, skipping insertion in model container [2020-11-06 23:38:54,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 23:38:54,142 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-06 23:38:54,147 INFO L168 Benchmark]: Toolchain (without parser) took 4463.33 ms. Allocated memory is still 217.1 MB. Free memory was 183.5 MB in the beginning and 161.2 MB in the end (delta: 22.3 MB). Peak memory consumption was 83.6 MB. Max. memory is 8.0 GB. [2020-11-06 23:38:54,148 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 166.7 MB. Free memory is still 137.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 23:38:54,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4451.50 ms. Allocated memory is still 217.1 MB. Free memory was 183.0 MB in the beginning and 161.2 MB in the end (delta: 21.8 MB). Peak memory consumption was 83.6 MB. Max. memory is 8.0 GB. [2020-11-06 23:38:54,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 166.7 MB. Free memory is still 137.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4451.50 ms. Allocated memory is still 217.1 MB. Free memory was 183.0 MB in the beginning and 161.2 MB in the end (delta: 21.8 MB). Peak memory consumption was 83.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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...