/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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 04:03:29,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 04:03:29,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 04:03:29,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 04:03:29,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 04:03:29,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 04:03:29,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 04:03:29,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 04:03:29,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 04:03:29,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 04:03:29,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 04:03:29,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 04:03:29,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 04:03:29,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 04:03:29,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 04:03:29,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 04:03:29,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 04:03:29,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 04:03:29,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 04:03:29,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 04:03:29,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 04:03:29,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 04:03:29,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 04:03:29,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 04:03:29,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-22 04:03:29,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-22 04:03:29,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-22 04:03:29,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-22 04:03:29,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-22 04:03:29,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-22 04:03:29,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-22 04:03:29,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-22 04:03:29,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-22 04:03:29,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-22 04:03:29,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-22 04:03:29,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-22 04:03:29,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-22 04:03:29,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-22 04:03:29,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 04:03:29,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 04:03:29,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 04:03:29,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-22 04:03:29,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 04:03:29,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 04:03:29,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 04:03:29,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 04:03:29,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 04:03:29,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 04:03:29,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 04:03:29,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 04:03:29,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 04:03:30,000 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 04:03:30,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 04:03:30,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 04:03:30,001 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 04:03:30,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 04:03:30,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 04:03:30,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 04:03:30,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 04:03:30,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 04:03:30,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 04:03:30,003 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 04:03:30,003 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 04:03:30,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 04:03:30,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 04:03:30,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 04:03:30,458 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 04:03:30,459 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 04:03:30,460 INFO L432 ainManager$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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-02-22 04:03:30,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4729d9a78/a88fee35f8104265ab6d712fd08aa878/FLAG8820ac699 [2021-02-22 04:03:31,892 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 04:03:31,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-02-22 04:03:31,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4729d9a78/a88fee35f8104265ab6d712fd08aa878/FLAG8820ac699 [2021-02-22 04:03:32,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4729d9a78/a88fee35f8104265ab6d712fd08aa878 [2021-02-22 04:03:32,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 04:03:32,089 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 04:03:32,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 04:03:32,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 04:03:32,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 04:03:32,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 04:03:32" (1/1) ... [2021-02-22 04:03:32,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@104da8a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 04:03:32, skipping insertion in model container [2021-02-22 04:03:32,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 04:03:32" (1/1) ... [2021-02-22 04:03:32,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 04:03:32,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 04:03:35,447 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-02-22 04:03:35,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@375da48a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 04:03:35, skipping insertion in model container [2021-02-22 04:03:35,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 04:03:35,449 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-02-22 04:03:35,452 INFO L168 Benchmark]: Toolchain (without parser) took 3372.07 ms. Allocated memory was 151.0 MB in the beginning and 204.5 MB in the end (delta: 53.5 MB). Free memory was 104.7 MB in the beginning and 129.5 MB in the end (delta: -24.8 MB). Peak memory consumption was 58.0 MB. Max. memory is 8.0 GB. [2021-02-22 04:03:35,453 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 04:03:35,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3357.66 ms. Allocated memory was 151.0 MB in the beginning and 204.5 MB in the end (delta: 53.5 MB). Free memory was 103.6 MB in the beginning and 129.5 MB in the end (delta: -25.9 MB). Peak memory consumption was 57.0 MB. Max. memory is 8.0 GB. [2021-02-22 04:03:35,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 3357.66 ms. Allocated memory was 151.0 MB in the beginning and 204.5 MB in the end (delta: 53.5 MB). Free memory was 103.6 MB in the beginning and 129.5 MB in the end (delta: -25.9 MB). Peak memory consumption was 57.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: 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...