./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-dib0700.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-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-dib0700.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 b905f46a8399c98c76939f2def2688a871d094c3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:09:31,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:09:31,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:09:31,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:09:31,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:09:31,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:09:31,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:09:31,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:09:31,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:09:31,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:09:31,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:09:31,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:09:31,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:09:31,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:09:31,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:09:31,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:09:31,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:09:31,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:09:31,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:09:31,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:09:31,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:09:31,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:09:31,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:09:31,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:09:31,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:09:31,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:09:31,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:09:31,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:09:31,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:09:31,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:09:31,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:09:31,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:09:31,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:09:31,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:09:31,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:09:31,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:09:31,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:09:31,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:09:31,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:09:31,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:09:31,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:09:31,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:09:31,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:09:31,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:09:31,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:09:31,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:09:31,486 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:09:31,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:09:31,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:09:31,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:09:31,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:09:31,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:09:31,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:09:31,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:09:31,495 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:09:31,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:09:31,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:09:31,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:09:31,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:09:31,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:09:31,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:09:31,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:09:31,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:09:31,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:09:31,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:09:31,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:09:31,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:09:31,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:09:31,505 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 -> b905f46a8399c98c76939f2def2688a871d094c3 [2019-11-16 22:09:32,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:09:32,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:09:32,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:09:32,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:09:32,168 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:09:32,171 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-dib0700.cil.i [2019-11-16 22:09:32,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b62aecf2d/e21e15e0767244f9a0eda3f8c453f255/FLAG39ea15af6 [2019-11-16 22:09:34,967 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:09:34,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-dvb-usb-dvb-usb-dib0700.cil.i [2019-11-16 22:09:35,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b62aecf2d/e21e15e0767244f9a0eda3f8c453f255/FLAG39ea15af6 [2019-11-16 22:09:35,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b62aecf2d/e21e15e0767244f9a0eda3f8c453f255 [2019-11-16 22:09:35,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:09:35,243 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:09:35,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:09:35,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:09:35,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:09:35,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:09:35" (1/1) ... [2019-11-16 22:09:35,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe7437b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:35, skipping insertion in model container [2019-11-16 22:09:35,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:09:35" (1/1) ... [2019-11-16 22:09:35,290 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:09:35,981 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:09:50,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:09:51,571 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:09:55,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:09:59,944 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:09:59,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59 WrapperNode [2019-11-16 22:09:59,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:09:59,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:09:59,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:09:59,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:09:59,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:00,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:07,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:10:07,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:10:07,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:10:07,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:10:07,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:07,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:08,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:08,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:13,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:14,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:15,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:59" (1/1) ... [2019-11-16 22:10:16,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:10:16,269 INFO L168 Benchmark]: Toolchain (without parser) took 41020.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 257.3 MB in the end (delta: 670.0 MB). Peak memory consumption was 727.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:16,272 INFO L168 Benchmark]: CDTParser took 2.08 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 22:10:16,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 24698.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 805.4 MB in the end (delta: 121.9 MB). Peak memory consumption was 354.8 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:16,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 7105.74 ms. Allocated memory is still 1.0 GB. Free memory was 805.4 MB in the beginning and 474.0 MB in the end (delta: 331.4 MB). Peak memory consumption was 376.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:16,287 INFO L168 Benchmark]: Boogie Preprocessor took 9201.32 ms. Allocated memory is still 1.0 GB. Free memory was 474.0 MB in the beginning and 257.3 MB in the end (delta: 216.7 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:16,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 24698.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 927.3 MB in the beginning and 805.4 MB in the end (delta: 121.9 MB). Peak memory consumption was 354.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7105.74 ms. Allocated memory is still 1.0 GB. Free memory was 805.4 MB in the beginning and 474.0 MB in the end (delta: 331.4 MB). Peak memory consumption was 376.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 9201.32 ms. Allocated memory is still 1.0 GB. Free memory was 474.0 MB in the beginning and 257.3 MB in the end (delta: 216.7 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...