/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 0.2.0-7d8eed3 [2020-11-07 08:12:19,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 08:12:19,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 08:12:19,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 08:12:19,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 08:12:19,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 08:12:19,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 08:12:19,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 08:12:19,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 08:12:19,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 08:12:19,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 08:12:19,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 08:12:19,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 08:12:19,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 08:12:19,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 08:12:19,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 08:12:19,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 08:12:19,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 08:12:19,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 08:12:19,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 08:12:19,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 08:12:19,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 08:12:19,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 08:12:19,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 08:12:19,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 08:12:19,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 08:12:19,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 08:12:19,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 08:12:19,541 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 08:12:19,563 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 08:12:19,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 08:12:19,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 08:12:19,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 08:12:19,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 08:12:19,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 08:12:19,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 08:12:19,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 08:12:19,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 08:12:19,569 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 08:12:19,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 08:12:19,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 08:12:19,571 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 08:12:19,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 08:12:19,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 08:12:19,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 08:12:19,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 08:12:19,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 08:12:19,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 08:12:19,573 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 08:12:19,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 08:12:19,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 08:12:20,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 08:12:20,002 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 08:12:20,003 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 08:12:20,004 INFO L432 ainManager$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 [2020-11-07 08:12:20,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ff3302d/c7c96848286d4e848add2c884b2f6dad/FLAGdc5264d66 [2020-11-07 08:12:22,294 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 08:12:22,295 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 [2020-11-07 08:12:22,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ff3302d/c7c96848286d4e848add2c884b2f6dad/FLAGdc5264d66 [2020-11-07 08:12:22,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ff3302d/c7c96848286d4e848add2c884b2f6dad [2020-11-07 08:12:22,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 08:12:22,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 08:12:22,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 08:12:22,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 08:12:22,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 08:12:22,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:12:22" (1/1) ... [2020-11-07 08:12:22,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502ab7e7 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 08:12:22,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:12:22" (1/1) ... [2020-11-07 08:12:22,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 08:12:23,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 08:12:25,244 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 [2020-11-07 08:12:25,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b56f493 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 08:12:25,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 08:12:25,245 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-07 08:12:25,250 INFO L168 Benchmark]: Toolchain (without parser) took 2641.48 ms. Allocated memory is still 210.8 MB. Free memory was 145.2 MB in the beginning and 109.4 MB in the end (delta: 35.8 MB). Peak memory consumption was 52.0 MB. Max. memory is 8.0 GB. [2020-11-07 08:12:25,254 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 152.0 MB. Free memory was 124.9 MB in the beginning and 124.7 MB in the end (delta: 243.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-11-07 08:12:25,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2628.85 ms. Allocated memory is still 210.8 MB. Free memory was 144.7 MB in the beginning and 109.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 52.0 MB. Max. memory is 8.0 GB. [2020-11-07 08:12:25,261 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 152.0 MB. Free memory was 124.9 MB in the beginning and 124.7 MB in the end (delta: 243.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2628.85 ms. Allocated memory is still 210.8 MB. Free memory was 144.7 MB in the beginning and 109.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 52.0 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...