./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash afe05a6e5b1562d7ec1d59078f48ad80f6e66304 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:50:22,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:50:22,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:50:22,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:50:22,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:50:22,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:50:22,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:50:22,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:50:22,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:50:22,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:50:22,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:50:22,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:50:22,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:50:22,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:50:22,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:50:22,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:50:22,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:50:22,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:50:22,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:50:22,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:50:22,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:50:22,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:50:22,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:50:22,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:50:22,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:50:22,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:50:22,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:50:22,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:50:22,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:50:22,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:50:22,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:50:22,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:50:22,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:50:22,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:50:22,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:50:23,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:50:23,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:50:23,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:50:23,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:50:23,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:50:23,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:50:23,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:50:23,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:50:23,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:50:23,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:50:23,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:50:23,059 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:50:23,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:50:23,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:50:23,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:50:23,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:50:23,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:50:23,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:50:23,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:50:23,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:50:23,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:50:23,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:50:23,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:50:23,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:50:23,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:50:23,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:50:23,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:50:23,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:50:23,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:50:23,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:50:23,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:50:23,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:50:23,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:50:23,075 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afe05a6e5b1562d7ec1d59078f48ad80f6e66304 [2019-11-16 21:50:23,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:50:23,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:50:23,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:50:23,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:50:23,825 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:50:23,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2019-11-16 21:50:23,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fee0776d/618cca2f4a0642e0a871f9eeeb28b9eb/FLAG5af1dcbeb [2019-11-16 21:50:26,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:50:26,797 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2019-11-16 21:50:27,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fee0776d/618cca2f4a0642e0a871f9eeeb28b9eb/FLAG5af1dcbeb [2019-11-16 21:50:27,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fee0776d/618cca2f4a0642e0a871f9eeeb28b9eb [2019-11-16 21:50:27,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:50:27,156 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:50:27,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:50:27,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:50:27,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:50:27,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:50:27" (1/1) ... [2019-11-16 21:50:27,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd34e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:27, skipping insertion in model container [2019-11-16 21:50:27,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:50:27" (1/1) ... [2019-11-16 21:50:27,205 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:50:28,166 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:50:59,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:50:59,761 ERROR L309 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2019-11-16 21:50:59,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35581f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:50:59, skipping insertion in model container [2019-11-16 21:50:59,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:50:59,768 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-16 21:50:59,778 INFO L168 Benchmark]: Toolchain (without parser) took 32614.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 915.8 MB in the beginning and 692.1 MB in the end (delta: 223.8 MB). Peak memory consumption was 250.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:59,779 INFO L168 Benchmark]: CDTParser took 0.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:50:59,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 32604.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 915.8 MB in the beginning and 692.1 MB in the end (delta: 223.8 MB). Peak memory consumption was 250.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:59,789 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 32604.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 915.8 MB in the beginning and 692.1 MB in the end (delta: 223.8 MB). Peak memory consumption was 250.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 14578]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request...