./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.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-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.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 84d5fff23a958fc16fae988135f5ca9c9c97cccc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:12:59,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:12:59,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:12:59,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:12:59,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:12:59,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:12:59,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:12:59,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:12:59,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:12:59,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:12:59,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:12:59,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:12:59,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:12:59,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:12:59,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:12:59,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:12:59,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:12:59,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:12:59,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:12:59,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:12:59,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:12:59,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:12:59,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:12:59,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:12:59,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:12:59,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:12:59,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:12:59,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:12:59,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:12:59,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:12:59,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:12:59,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:12:59,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:12:59,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:12:59,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:12:59,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:12:59,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:12:59,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:12:59,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:12:59,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:12:59,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:12:59,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:13:00,027 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:13:00,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:13:00,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:13:00,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:13:00,032 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:13:00,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:13:00,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:13:00,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:13:00,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:13:00,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:13:00,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:13:00,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:13:00,037 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:13:00,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:13:00,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:13:00,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:13:00,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:13:00,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:13:00,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:13:00,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:13:00,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:13:00,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:13:00,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:13:00,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:13:00,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:13:00,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:13:00,043 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 -> 84d5fff23a958fc16fae988135f5ca9c9c97cccc [2019-11-16 22:13:00,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:13:00,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:13:00,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:13:00,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:13:00,515 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:13:00,518 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2019-11-16 22:13:00,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0294bb276/25e31ebe339b4c368891392b88a7cc1d/FLAG884d41062 [2019-11-16 22:13:02,130 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:13:02,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-em28xx-em28xx.cil.i [2019-11-16 22:13:02,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0294bb276/25e31ebe339b4c368891392b88a7cc1d/FLAG884d41062 [2019-11-16 22:13:02,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0294bb276/25e31ebe339b4c368891392b88a7cc1d [2019-11-16 22:13:02,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:13:02,699 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:13:02,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:13:02,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:13:02,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:13:02,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:13:02" (1/1) ... [2019-11-16 22:13:02,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6975bc86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:02, skipping insertion in model container [2019-11-16 22:13:02,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:13:02" (1/1) ... [2019-11-16 22:13:02,730 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:13:03,024 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:13:07,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:13:07,949 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:13:09,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:13:10,789 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:13:10,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10 WrapperNode [2019-11-16 22:13:10,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:13:10,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:13:10,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:13:10,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:13:10,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:11,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:25,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:13:25,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:13:25,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:13:25,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:13:25,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:25,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:29,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:29,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:35,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:36,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:37,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:10" (1/1) ... [2019-11-16 22:13:37,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:13:37,829 INFO L168 Benchmark]: Toolchain (without parser) took 35124.79 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 908.2 MB). Free memory was 943.1 MB in the beginning and 283.7 MB in the end (delta: 659.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 12.5 GB. [2019-11-16 22:13:37,830 INFO L168 Benchmark]: CDTParser took 0.70 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 22:13:37,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8089.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 863.8 MB in the end (delta: 79.3 MB). Peak memory consumption was 314.3 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:37,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 14662.58 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 908.1 MB). Free memory was 863.8 MB in the beginning and 748.4 MB in the end (delta: 115.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 12.5 GB. [2019-11-16 22:13:37,840 INFO L168 Benchmark]: Boogie Preprocessor took 12361.95 ms. Allocated memory is still 1.9 GB. Free memory was 748.4 MB in the beginning and 283.7 MB in the end (delta: 464.6 MB). Peak memory consumption was 563.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:37,846 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 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 8089.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 863.8 MB in the end (delta: 79.3 MB). Peak memory consumption was 314.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 14662.58 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 908.1 MB). Free memory was 863.8 MB in the beginning and 748.4 MB in the end (delta: 115.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 12.5 GB. * Boogie Preprocessor took 12361.95 ms. Allocated memory is still 1.9 GB. Free memory was 748.4 MB in the beginning and 283.7 MB in the end (delta: 464.6 MB). Peak memory consumption was 563.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...