./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.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-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.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 24047ef92f290705be14213a3afb8cd2213b638a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:12:51,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:12:51,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:12:51,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:12:51,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:12:51,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:12:51,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:12:51,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:12:51,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:12:51,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:12:51,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:12:51,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:12:51,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:12:51,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:12:51,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:12:51,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:12:51,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:12:51,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:12:51,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:12:51,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:12:51,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:12:51,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:12:51,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:12:51,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:12:51,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:12:51,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:12:51,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:12:51,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:12:51,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:12:51,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:12:51,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:12:51,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:12:51,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:12:51,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:12:51,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:12:51,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:12:51,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:12:51,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:12:51,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:12:51,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:12:52,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:12:52,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:12:52,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:12:52,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:12:52,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:12:52,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:12:52,083 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:12:52,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:12:52,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:12:52,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:12:52,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:12:52,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:12:52,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:12:52,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:12:52,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:12:52,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:12:52,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:12:52,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:12:52,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:12:52,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:12:52,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:12:52,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:12:52,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:12:52,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:12:52,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:12:52,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:12:52,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:12:52,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:12:52,098 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 -> 24047ef92f290705be14213a3afb8cd2213b638a [2019-11-16 22:12:52,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:12:52,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:12:52,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:12:52,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:12:52,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:12:52,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2019-11-16 22:12:52,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d62d26a23/c3b7a69011414b08987c3a5f874438fd/FLAG5f630ca4c [2019-11-16 22:12:55,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:12:55,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2019-11-16 22:12:55,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d62d26a23/c3b7a69011414b08987c3a5f874438fd/FLAG5f630ca4c [2019-11-16 22:12:55,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d62d26a23/c3b7a69011414b08987c3a5f874438fd [2019-11-16 22:12:55,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:12:55,501 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:12:55,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:12:55,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:12:55,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:12:55,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:12:55" (1/1) ... [2019-11-16 22:12:55,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ee5db65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:55, skipping insertion in model container [2019-11-16 22:12:55,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:12:55" (1/1) ... [2019-11-16 22:12:55,549 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:12:56,030 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:13:06,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:13:06,425 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:13:07,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:13:11,283 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:13:11,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11 WrapperNode [2019-11-16 22:13:11,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:13:11,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:13:11,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:13:11,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:13:11,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:11,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:20,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:13:20,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:13:20,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:13:20,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:13:20,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:20,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:21,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:21,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:25,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:26,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:27,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:13:11" (1/1) ... [2019-11-16 22:13:29,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:13:29,509 INFO L168 Benchmark]: Toolchain (without parser) took 34001.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 424.2 MB in the end (delta: 520.3 MB). Peak memory consumption was 775.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:29,510 INFO L168 Benchmark]: CDTParser took 1.48 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 22:13:29,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 15775.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 889.4 MB in the end (delta: 55.1 MB). Peak memory consumption was 318.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:29,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 9091.81 ms. Allocated memory is still 1.0 GB. Free memory was 889.4 MB in the beginning and 681.6 MB in the end (delta: 207.7 MB). Peak memory consumption was 475.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:29,522 INFO L168 Benchmark]: Boogie Preprocessor took 9120.76 ms. Allocated memory is still 1.0 GB. Free memory was 681.6 MB in the beginning and 424.2 MB in the end (delta: 257.4 MB). Peak memory consumption was 512.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:13:29,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 15775.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 889.4 MB in the end (delta: 55.1 MB). Peak memory consumption was 318.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 9091.81 ms. Allocated memory is still 1.0 GB. Free memory was 889.4 MB in the beginning and 681.6 MB in the end (delta: 207.7 MB). Peak memory consumption was 475.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 9120.76 ms. Allocated memory is still 1.0 GB. Free memory was 681.6 MB in the beginning and 424.2 MB in the end (delta: 257.4 MB). Peak memory consumption was 512.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...