/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.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 0.1.25-d623d84 [2020-07-21 12:48:19,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:48:19,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:48:19,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:48:19,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:48:19,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:48:19,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:48:19,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:48:19,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:48:19,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:48:19,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:48:19,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:48:19,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:48:19,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:48:19,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:48:19,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:48:19,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:48:19,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:48:19,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:48:19,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:48:19,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:48:19,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:48:19,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:48:19,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:48:19,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 12:48:19,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:48:19,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:48:19,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:48:19,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:48:19,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:48:19,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:48:19,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:48:19,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:48:19,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:48:19,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:48:19,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:48:19,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-21 12:48:19,457 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:48:19,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:48:19,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:48:19,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:48:19,459 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:48:19,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:48:19,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:48:19,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:48:19,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:48:19,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:48:19,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:48:19,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:48:19,460 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:48:19,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:48:19,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:48:19,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:48:19,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:48:19,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:48:19,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:48:19,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:48:19,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:48:19,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:48:19,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:48:19,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:48:19,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:48:19,463 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:48:19,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-21 12:48:19,463 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 12:48:19,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:48:19,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:48:19,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:48:19,746 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:48:19,746 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:48:19,748 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-07-21 12:48:19,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d0699c3e/df98760789f848d780290db00b6da780/FLAG23a7630e6 [2020-07-21 12:48:21,637 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:48:21,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-07-21 12:48:21,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d0699c3e/df98760789f848d780290db00b6da780/FLAG23a7630e6 [2020-07-21 12:48:22,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d0699c3e/df98760789f848d780290db00b6da780 [2020-07-21 12:48:22,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:48:22,192 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:48:22,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:48:22,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:48:22,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:48:22,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:48:22" (1/1) ... [2020-07-21 12:48:22,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561dbf47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:48:22, skipping insertion in model container [2020-07-21 12:48:22,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:48:22" (1/1) ... [2020-07-21 12:48:22,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:48:23,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:48:24,697 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 [2020-07-21 12:48:24,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d1f3559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:48:24, skipping insertion in model container [2020-07-21 12:48:24,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:48:24,699 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-21 12:48:24,702 INFO L168 Benchmark]: Toolchain (without parser) took 2510.01 ms. Allocated memory was 170.4 MB in the beginning and 325.1 MB in the end (delta: 154.7 MB). Free memory was 95.5 MB in the beginning and 208.0 MB in the end (delta: -112.5 MB). Peak memory consumption was 105.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:48:24,703 INFO L168 Benchmark]: CDTParser took 1.65 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-21 12:48:24,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2505.24 ms. Allocated memory was 170.4 MB in the beginning and 325.1 MB in the end (delta: 154.7 MB). Free memory was 94.7 MB in the beginning and 208.0 MB in the end (delta: -113.3 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:48:24,707 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2505.24 ms. Allocated memory was 170.4 MB in the beginning and 325.1 MB in the end (delta: 154.7 MB). Free memory was 94.7 MB in the beginning and 208.0 MB in the end (delta: -113.3 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7054]: 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...