/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/acceleratedInterpolationWernerOverapprox_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 06:21:02,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 06:21:02,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 06:21:02,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 06:21:02,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 06:21:02,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 06:21:02,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 06:21:02,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 06:21:02,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 06:21:02,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 06:21:02,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 06:21:02,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 06:21:02,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 06:21:02,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 06:21:02,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 06:21:02,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 06:21:02,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 06:21:02,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 06:21:02,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 06:21:02,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 06:21:02,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 06:21:02,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 06:21:02,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 06:21:02,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 06:21:02,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-24 06:21:02,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 06:21:02,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 06:21:02,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 06:21:02,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 06:21:02,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 06:21:02,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 06:21:02,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 06:21:02,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 06:21:02,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 06:21:02,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 06:21:02,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 06:21:02,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-24 06:21:02,980 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 06:21:02,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 06:21:02,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 06:21:02,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 06:21:02,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 06:21:02,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 06:21:02,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 06:21:02,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 06:21:02,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 06:21:02,986 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 06:21:02,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 06:21:02,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 06:21:02,987 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 06:21:02,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 06:21:02,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 06:21:02,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 06:21:02,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 06:21:02,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 06:21:02,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 06:21:02,989 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 06:21:02,989 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 06:21:03,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 06:21:03,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 06:21:03,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 06:21:03,431 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 06:21:03,432 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 06:21:03,433 INFO L432 ainManager$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--qxl--qxl.ko-entry_point.cil.out.i [2021-02-24 06:21:03,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/626df538b/86b7db2fd33241fcb02e5c8203842e6a/FLAGc960dafd2 [2021-02-24 06:21:04,894 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 06:21:04,895 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--qxl--qxl.ko-entry_point.cil.out.i [2021-02-24 06:21:05,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/626df538b/86b7db2fd33241fcb02e5c8203842e6a/FLAGc960dafd2 [2021-02-24 06:21:05,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/626df538b/86b7db2fd33241fcb02e5c8203842e6a [2021-02-24 06:21:05,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 06:21:05,059 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 06:21:05,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 06:21:05,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 06:21:05,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 06:21:05,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:21:05" (1/1) ... [2021-02-24 06:21:05,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd15373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:21:05, skipping insertion in model container [2021-02-24 06:21:05,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:21:05" (1/1) ... [2021-02-24 06:21:05,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 06:21:05,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 06:21:09,708 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-02-24 06:21:09,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@290a470e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:21:09, skipping insertion in model container [2021-02-24 06:21:09,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 06:21:09,710 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-02-24 06:21:09,714 INFO L168 Benchmark]: Toolchain (without parser) took 4664.99 ms. Allocated memory was 169.9 MB in the beginning and 235.9 MB in the end (delta: 66.1 MB). Free memory was 122.1 MB in the beginning and 143.5 MB in the end (delta: -21.4 MB). Peak memory consumption was 45.9 MB. Max. memory is 8.0 GB. [2021-02-24 06:21:09,716 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 169.9 MB. Free memory is still 142.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 06:21:09,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4644.67 ms. Allocated memory was 169.9 MB in the beginning and 235.9 MB in the end (delta: 66.1 MB). Free memory was 120.9 MB in the beginning and 143.5 MB in the end (delta: -22.6 MB). Peak memory consumption was 44.8 MB. Max. memory is 8.0 GB. [2021-02-24 06:21:09,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 169.9 MB. Free memory is still 142.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4644.67 ms. Allocated memory was 169.9 MB in the beginning and 235.9 MB in the end (delta: 66.1 MB). Free memory was 120.9 MB in the beginning and 143.5 MB in the end (delta: -22.6 MB). Peak memory consumption was 44.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...