/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-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 19:38:58,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 19:38:58,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 19:38:58,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 19:38:58,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 19:38:58,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 19:38:58,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 19:38:58,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 19:38:58,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 19:38:58,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 19:38:59,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 19:38:59,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 19:38:59,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 19:38:59,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 19:38:59,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 19:38:59,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 19:38:59,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 19:38:59,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 19:38:59,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 19:38:59,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 19:38:59,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 19:38:59,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 19:38:59,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 19:38:59,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 19:38:59,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-23 19:38:59,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 19:38:59,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 19:38:59,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 19:38:59,071 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 19:38:59,131 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 19:38:59,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 19:38:59,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 19:38:59,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 19:38:59,137 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 19:38:59,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 19:38:59,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 19:38:59,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 19:38:59,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 19:38:59,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 19:38:59,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 19:38:59,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 19:38:59,140 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 19:38:59,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 19:38:59,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 19:38:59,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 19:38:59,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 19:38:59,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 19:38:59,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 19:38:59,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 19:38:59,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 19:38:59,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 19:38:59,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 19:38:59,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 19:38:59,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 19:38:59,143 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 19:38:59,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-23 19:38:59,143 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 19:38:59,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 19:38:59,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 19:38:59,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 19:38:59,571 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 19:38:59,572 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 19:38:59,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-23 19:38:59,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b190b001a/d1d1c332051e4f7f99933ddfbe97b812/FLAG2c1408bfe [2020-10-23 19:39:01,222 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 19:39:01,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-10-23 19:39:01,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b190b001a/d1d1c332051e4f7f99933ddfbe97b812/FLAG2c1408bfe [2020-10-23 19:39:01,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b190b001a/d1d1c332051e4f7f99933ddfbe97b812 [2020-10-23 19:39:01,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 19:39:01,739 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 19:39:01,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 19:39:01,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 19:39:01,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 19:39:01,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:39:01" (1/1) ... [2020-10-23 19:39:01,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a12885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:39:01, skipping insertion in model container [2020-10-23 19:39:01,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:39:01" (1/1) ... [2020-10-23 19:39:01,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 19:39:02,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 19:39:06,282 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-23 19:39:06,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@782507e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:39:06, skipping insertion in model container [2020-10-23 19:39:06,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 19:39:06,284 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-23 19:39:06,288 INFO L168 Benchmark]: Toolchain (without parser) took 4552.32 ms. Allocated memory was 151.0 MB in the beginning and 206.6 MB in the end (delta: 55.6 MB). Free memory was 114.8 MB in the beginning and 130.6 MB in the end (delta: -15.7 MB). Peak memory consumption was 55.6 MB. Max. memory is 8.0 GB. [2020-10-23 19:39:06,289 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 123.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 19:39:06,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4543.95 ms. Allocated memory was 151.0 MB in the beginning and 206.6 MB in the end (delta: 55.6 MB). Free memory was 114.4 MB in the beginning and 130.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 54.5 MB. Max. memory is 8.0 GB. [2020-10-23 19:39:06,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 123.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4543.95 ms. Allocated memory was 151.0 MB in the beginning and 206.6 MB in the end (delta: 55.6 MB). Free memory was 114.4 MB in the beginning and 130.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 54.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...