/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 --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 0.2.0-7d8eed3 [2020-11-07 08:12:19,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 08:12:19,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 08:12:19,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 08:12:19,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 08:12:19,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 08:12:19,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 08:12:19,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 08:12:19,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 08:12:19,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 08:12:19,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 08:12:19,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 08:12:19,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 08:12:19,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 08:12:19,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 08:12:19,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 08:12:19,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 08:12:19,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 08:12:19,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 08:12:19,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 08:12:19,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 08:12:19,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 08:12:19,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 08:12:19,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 08:12:19,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 08:12:19,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 08:12:19,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 08:12:19,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 08:12:19,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-11-07 08:12:19,716 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 08:12:19,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 08:12:19,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 08:12:19,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 08:12:19,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 08:12:19,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 08:12:19,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 08:12:19,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 08:12:19,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 08:12:19,723 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 08:12:19,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 08:12:19,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 08:12:19,725 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 08:12:19,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 08:12:19,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 08:12:19,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 08:12:19,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 08:12:19,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 08:12:19,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 08:12:19,727 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 08:12:20,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 08:12:20,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 08:12:20,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 08:12:20,157 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 08:12:20,158 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 08:12:20,159 INFO L432 ainManager$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 [2020-11-07 08:12:20,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85bfd70d3/b9275a071b744b84b7b6aac8bb69064a/FLAG6bb91c753 [2020-11-07 08:12:21,773 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 08:12:21,774 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 [2020-11-07 08:12:21,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85bfd70d3/b9275a071b744b84b7b6aac8bb69064a/FLAG6bb91c753 [2020-11-07 08:12:22,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85bfd70d3/b9275a071b744b84b7b6aac8bb69064a [2020-11-07 08:12:22,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 08:12:22,246 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 08:12:22,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 08:12:22,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 08:12:22,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 08:12:22,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:12:22" (1/1) ... [2020-11-07 08:12:22,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@712f680e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:12:22, skipping insertion in model container [2020-11-07 08:12:22,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:12:22" (1/1) ... [2020-11-07 08:12:22,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 08:12:22,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 08:12:25,983 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-11-07 08:12:25,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@468a9d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:12:25, skipping insertion in model container [2020-11-07 08:12:25,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 08:12:25,985 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-07 08:12:25,992 INFO L168 Benchmark]: Toolchain (without parser) took 3745.14 ms. Allocated memory was 161.5 MB in the beginning and 199.2 MB in the end (delta: 37.7 MB). Free memory was 135.3 MB in the beginning and 147.9 MB in the end (delta: -12.6 MB). Peak memory consumption was 53.4 MB. Max. memory is 8.0 GB. [2020-11-07 08:12:25,996 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 125.8 MB. Free memory was 98.0 MB in the beginning and 98.0 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 08:12:25,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3732.85 ms. Allocated memory was 161.5 MB in the beginning and 199.2 MB in the end (delta: 37.7 MB). Free memory was 134.5 MB in the beginning and 147.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 52.3 MB. Max. memory is 8.0 GB. [2020-11-07 08:12:26,004 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 125.8 MB. Free memory was 98.0 MB in the beginning and 98.0 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 3732.85 ms. Allocated memory was 161.5 MB in the beginning and 199.2 MB in the end (delta: 37.7 MB). Free memory was 134.5 MB in the beginning and 147.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 52.3 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...