/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--drm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-24 04:02:16,415 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-10-24 04:02:16,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 04:02:16,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 04:02:16,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 04:02:16,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 04:02:16,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 04:02:16,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 04:02:16,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 04:02:16,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 04:02:16,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 04:02:16,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 04:02:16,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 04:02:16,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 04:02:16,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 04:02:16,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 04:02:16,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 04:02:16,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 04:02:16,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 04:02:16,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 04:02:16,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 04:02:16,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 04:02:16,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-24 04:02:16,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 04:02:16,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 04:02:16,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 04:02:16,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-10-24 04:02:16,573 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 04:02:16,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 04:02:16,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 04:02:16,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 04:02:16,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 04:02:16,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 04:02:16,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 04:02:16,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 04:02:16,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 04:02:16,580 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 04:02:16,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 04:02:16,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 04:02:16,581 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-24 04:02:16,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 04:02:16,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 04:02:16,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 04:02:16,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 04:02:16,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-24 04:02:16,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 04:02:16,583 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-10-24 04:02:17,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 04:02:17,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 04:02:17,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 04:02:17,056 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 04:02:17,057 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 04:02:17,058 INFO L432 ainManager$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 [2020-10-24 04:02:17,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81639a398/ad6c12b370004405887f8b7c5e038f8b/FLAG3dbb177f6 [2020-10-24 04:02:19,460 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 04:02:19,461 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 [2020-10-24 04:02:19,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81639a398/ad6c12b370004405887f8b7c5e038f8b/FLAG3dbb177f6 [2020-10-24 04:02:20,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81639a398/ad6c12b370004405887f8b7c5e038f8b [2020-10-24 04:02:20,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 04:02:20,095 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-24 04:02:20,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 04:02:20,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 04:02:20,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 04:02:20,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:02:20" (1/1) ... [2020-10-24 04:02:20,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e514a94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:02:20, skipping insertion in model container [2020-10-24 04:02:20,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:02:20" (1/1) ... [2020-10-24 04:02:20,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 04:02:20,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 04:02:22,538 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 [2020-10-24 04:02:22,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b4d4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:02:22, skipping insertion in model container [2020-10-24 04:02:22,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 04:02:22,540 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-24 04:02:22,543 INFO L168 Benchmark]: Toolchain (without parser) took 2450.97 ms. Allocated memory was 155.2 MB in the beginning and 210.8 MB in the end (delta: 55.6 MB). Free memory was 106.3 MB in the beginning and 151.4 MB in the end (delta: -45.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2020-10-24 04:02:22,544 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 125.8 MB. Free memory is still 88.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-24 04:02:22,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2443.15 ms. Allocated memory was 155.2 MB in the beginning and 210.8 MB in the end (delta: 55.6 MB). Free memory was 105.8 MB in the beginning and 151.4 MB in the end (delta: -45.7 MB). Peak memory consumption was 47.1 MB. Max. memory is 8.0 GB. [2020-10-24 04:02:22,548 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 125.8 MB. Free memory is still 88.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2443.15 ms. Allocated memory was 155.2 MB in the beginning and 210.8 MB in the end (delta: 55.6 MB). Free memory was 105.8 MB in the beginning and 151.4 MB in the end (delta: -45.7 MB). Peak memory consumption was 47.1 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...