/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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 19:37:31,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 19:37:31,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 19:37:31,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 19:37:31,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 19:37:31,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 19:37:31,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 19:37:31,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 19:37:31,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 19:37:31,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 19:37:31,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 19:37:31,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 19:37:31,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 19:37:31,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 19:37:31,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 19:37:31,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 19:37:31,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 19:37:31,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 19:37:31,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 19:37:31,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 19:37:31,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 19:37:31,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 19:37:31,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 19:37:31,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 19:37:31,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-23 19:37:31,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 19:37:31,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 19:37:31,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 19:37:31,491 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 19:37:31,541 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 19:37:31,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 19:37:31,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 19:37:31,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 19:37:31,546 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 19:37:31,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 19:37:31,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 19:37:31,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 19:37:31,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 19:37:31,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 19:37:31,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 19:37:31,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 19:37:31,549 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 19:37:31,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 19:37:31,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 19:37:31,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 19:37:31,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 19:37:31,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 19:37:31,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 19:37:31,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 19:37:31,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 19:37:31,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 19:37:31,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 19:37:31,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 19:37:31,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 19:37:31,552 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 19:37:31,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-23 19:37:31,552 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 19:37:31,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 19:37:31,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 19:37:31,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 19:37:31,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 19:37:31,957 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 19:37:31,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-10-23 19:37:32,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f85dd640c/6bf7822ebe524ae1aa78db2f2585664c/FLAG54c81c434 [2020-10-23 19:37:34,237 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 19:37:34,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-10-23 19:37:34,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f85dd640c/6bf7822ebe524ae1aa78db2f2585664c/FLAG54c81c434 [2020-10-23 19:37:34,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f85dd640c/6bf7822ebe524ae1aa78db2f2585664c [2020-10-23 19:37:34,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 19:37:34,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 19:37:34,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 19:37:34,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 19:37:34,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 19:37:34,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:37:34" (1/1) ... [2020-10-23 19:37:34,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494889a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:37:34, skipping insertion in model container [2020-10-23 19:37:34,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:37:34" (1/1) ... [2020-10-23 19:37:34,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 19:37:34,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 19:37:36,805 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2020-10-23 19:37:36,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76ceea29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:37:36, skipping insertion in model container [2020-10-23 19:37:36,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 19:37:36,807 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-23 19:37:36,810 INFO L168 Benchmark]: Toolchain (without parser) took 2327.59 ms. Allocated memory is still 208.7 MB. Free memory was 136.2 MB in the beginning and 85.1 MB in the end (delta: 51.1 MB). Peak memory consumption was 60.7 MB. Max. memory is 8.0 GB. [2020-10-23 19:37:36,811 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 161.5 MB. Free memory is still 134.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 19:37:36,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2267.05 ms. Allocated memory is still 208.7 MB. Free memory was 150.5 MB in the beginning and 85.1 MB in the end (delta: 65.4 MB). Peak memory consumption was 72.7 MB. Max. memory is 8.0 GB. [2020-10-23 19:37:36,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 161.5 MB. Free memory is still 134.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2267.05 ms. Allocated memory is still 208.7 MB. Free memory was 150.5 MB in the beginning and 85.1 MB in the end (delta: 65.4 MB). Peak memory consumption was 72.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...