/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_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 0.1.25-8fc6572 [2020-07-11 04:33:39,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-11 04:33:39,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-11 04:33:39,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-11 04:33:39,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-11 04:33:39,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-11 04:33:39,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-11 04:33:39,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-11 04:33:39,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-11 04:33:39,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-11 04:33:39,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-11 04:33:39,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-11 04:33:39,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-11 04:33:39,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-11 04:33:39,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-11 04:33:39,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-11 04:33:39,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-11 04:33:39,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-11 04:33:39,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-11 04:33:39,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-11 04:33:39,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-11 04:33:39,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-11 04:33:39,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-11 04:33:39,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-11 04:33:39,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-11 04:33:39,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-11 04:33:39,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-11 04:33:39,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-11 04:33:39,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-11 04:33:39,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-11 04:33:39,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-11 04:33:39,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-11 04:33:39,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-11 04:33:39,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-11 04:33:39,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-11 04:33:39,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-11 04:33:39,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-11 04:33:39,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-11 04:33:39,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-11 04:33:39,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-11 04:33:39,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-11 04:33:39,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-11 04:33:39,895 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-11 04:33:39,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-11 04:33:39,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-11 04:33:39,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-11 04:33:39,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-11 04:33:39,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-11 04:33:39,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-11 04:33:39,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-11 04:33:39,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-11 04:33:39,899 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-11 04:33:39,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-11 04:33:39,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-11 04:33:39,901 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-11 04:33:39,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-11 04:33:39,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-11 04:33:39,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 04:33:39,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-11 04:33:39,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-11 04:33:39,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-11 04:33:39,903 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-11 04:33:40,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-11 04:33:40,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-11 04:33:40,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-11 04:33:40,209 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-11 04:33:40,209 INFO L275 PluginConnector]: CDTParser initialized [2020-07-11 04:33:40,210 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-07-11 04:33:40,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b274612c/c82112fecfc44cafb3c4b376c65f0134/FLAG10024520f [2020-07-11 04:33:41,212 INFO L306 CDTParser]: Found 1 translation units. [2020-07-11 04:33:41,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-07-11 04:33:41,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b274612c/c82112fecfc44cafb3c4b376c65f0134/FLAG10024520f [2020-07-11 04:33:41,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b274612c/c82112fecfc44cafb3c4b376c65f0134 [2020-07-11 04:33:41,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-11 04:33:41,628 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-11 04:33:41,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-11 04:33:41,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-11 04:33:41,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-11 04:33:41,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 04:33:41" (1/1) ... [2020-07-11 04:33:41,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f757188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 04:33:41, skipping insertion in model container [2020-07-11 04:33:41,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 04:33:41" (1/1) ... [2020-07-11 04:33:41,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-11 04:33:41,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-11 04:33:45,146 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-07-11 04:33:45,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e07a384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 04:33:45, skipping insertion in model container [2020-07-11 04:33:45,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-11 04:33:45,148 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-11 04:33:45,152 INFO L168 Benchmark]: Toolchain (without parser) took 3524.18 ms. Allocated memory was 142.6 MB in the beginning and 241.2 MB in the end (delta: 98.6 MB). Free memory was 75.5 MB in the beginning and 134.2 MB in the end (delta: -58.7 MB). Peak memory consumption was 53.9 MB. Max. memory is 7.1 GB. [2020-07-11 04:33:45,153 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 118.0 MB in the beginning and 117.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-11 04:33:45,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3516.26 ms. Allocated memory was 142.6 MB in the beginning and 241.2 MB in the end (delta: 98.6 MB). Free memory was 75.3 MB in the beginning and 134.2 MB in the end (delta: -58.9 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2020-07-11 04:33:45,159 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 118.0 MB in the beginning and 117.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3516.26 ms. Allocated memory was 142.6 MB in the beginning and 241.2 MB in the end (delta: 98.6 MB). Free memory was 75.3 MB in the beginning and 134.2 MB in the end (delta: -58.9 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8479]: 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...