./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-net-wireless-rndis_wlan.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-net-wireless-rndis_wlan.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 9a31d07107093d6421b47f858985f2bdb5a7660f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:10:15,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:10:15,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:10:15,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:10:15,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:10:15,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:10:15,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:10:15,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:10:15,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:10:15,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:10:15,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:10:15,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:10:15,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:10:15,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:10:15,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:10:15,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:10:15,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:10:15,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:10:15,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:10:15,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:10:15,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:10:15,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:10:15,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:10:15,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:10:15,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:10:15,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:10:15,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:10:15,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:10:15,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:10:15,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:10:15,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:10:15,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:10:15,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:10:15,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:10:15,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:10:15,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:10:15,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:10:15,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:10:15,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:10:15,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:10:15,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:10:15,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:10:16,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:10:16,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:10:16,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:10:16,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:10:16,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:10:16,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:10:16,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:10:16,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:10:16,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:10:16,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:10:16,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:10:16,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:10:16,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:10:16,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:10:16,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:10:16,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:10:16,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:10:16,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:10:16,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:10:16,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:10:16,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:10:16,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:10:16,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:10:16,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:10:16,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:10:16,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:10:16,030 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 -> 9a31d07107093d6421b47f858985f2bdb5a7660f [2019-11-16 22:10:16,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:10:16,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:10:16,432 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:10:16,436 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:10:16,437 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:10:16,438 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-11-16 22:10:16,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a007f88f/5e31d9abbf04449899a025d935fa47df/FLAG8dae977a9 [2019-11-16 22:10:17,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:10:17,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-11-16 22:10:18,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a007f88f/5e31d9abbf04449899a025d935fa47df/FLAG8dae977a9 [2019-11-16 22:10:18,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a007f88f/5e31d9abbf04449899a025d935fa47df [2019-11-16 22:10:18,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:10:18,116 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:10:18,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:10:18,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:10:18,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:10:18,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:10:18" (1/1) ... [2019-11-16 22:10:18,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1db473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:18, skipping insertion in model container [2019-11-16 22:10:18,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:10:18" (1/1) ... [2019-11-16 22:10:18,143 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:10:18,441 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:10:24,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:10:24,355 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:10:25,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:10:27,727 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:10:27,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27 WrapperNode [2019-11-16 22:10:27,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:10:27,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:10:27,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:10:27,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:10:27,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:27,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:33,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:10:33,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:10:33,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:10:33,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:10:33,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:33,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:34,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:34,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:38,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:39,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:40,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:27" (1/1) ... [2019-11-16 22:10:41,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:10:41,309 INFO L168 Benchmark]: Toolchain (without parser) took 23184.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 270.8 MB in the end (delta: 673.7 MB). Peak memory consumption was 876.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:41,317 INFO L168 Benchmark]: CDTParser took 2.55 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 22:10:41,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9605.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 783.6 MB in the end (delta: 160.8 MB). Peak memory consumption was 321.1 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:41,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 6007.62 ms. Allocated memory is still 1.0 GB. Free memory was 783.6 MB in the beginning and 483.2 MB in the end (delta: 300.5 MB). Peak memory consumption was 375.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:41,329 INFO L168 Benchmark]: Boogie Preprocessor took 7561.97 ms. Allocated memory is still 1.0 GB. Free memory was 483.2 MB in the beginning and 270.8 MB in the end (delta: 212.4 MB). Peak memory consumption was 415.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:41,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 9605.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 783.6 MB in the end (delta: 160.8 MB). Peak memory consumption was 321.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 6007.62 ms. Allocated memory is still 1.0 GB. Free memory was 783.6 MB in the beginning and 483.2 MB in the end (delta: 300.5 MB). Peak memory consumption was 375.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7561.97 ms. Allocated memory is still 1.0 GB. Free memory was 483.2 MB in the beginning and 270.8 MB in the end (delta: 212.4 MB). Peak memory consumption was 415.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...