./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-ethernet-amd-pcnet32.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-ethernet-amd-pcnet32.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 3d70b186639f371666c0680679a881e55144e1d9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:11:54,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:11:54,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:11:54,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:11:54,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:11:54,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:11:54,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:11:54,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:11:54,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:11:54,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:11:54,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:11:54,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:11:54,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:11:54,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:11:54,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:11:54,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:11:54,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:11:54,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:11:54,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:11:54,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:11:54,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:11:54,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:11:54,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:11:54,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:11:54,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:11:54,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:11:54,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:11:54,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:11:54,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:11:54,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:11:54,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:11:54,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:11:54,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:11:54,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:11:54,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:11:54,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:11:54,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:11:54,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:11:54,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:11:54,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:11:54,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:11:54,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:11:54,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:11:54,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:11:54,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:11:54,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:11:54,494 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:11:54,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:11:54,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:11:54,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:11:54,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:11:54,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:11:54,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:11:54,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:11:54,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:11:54,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:11:54,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:11:54,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:11:54,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:11:54,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:11:54,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:11:54,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:11:54,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:11:54,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:11:54,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:11:54,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:11:54,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:11:54,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:11:54,515 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 -> 3d70b186639f371666c0680679a881e55144e1d9 [2019-11-16 22:11:55,106 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:11:55,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:11:55,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:11:55,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:11:55,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:11:55,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2019-11-16 22:11:55,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029c546f5/94e4e825071848fb800e0b8d6f7f2beb/FLAGc7e0556f3 [2019-11-16 22:11:57,430 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:11:57,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2019-11-16 22:11:57,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029c546f5/94e4e825071848fb800e0b8d6f7f2beb/FLAGc7e0556f3 [2019-11-16 22:11:57,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/029c546f5/94e4e825071848fb800e0b8d6f7f2beb [2019-11-16 22:11:57,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:11:57,626 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:11:57,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:11:57,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:11:57,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:11:57,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:11:57" (1/1) ... [2019-11-16 22:11:57,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87c85d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:11:57, skipping insertion in model container [2019-11-16 22:11:57,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:11:57" (1/1) ... [2019-11-16 22:11:57,668 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:11:58,091 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:12:07,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:12:07,738 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:12:08,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:12:12,858 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:12:12,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12 WrapperNode [2019-11-16 22:12:12,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:12:12,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:12:12,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:12:12,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:12:12,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:13,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:18,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:12:18,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:12:18,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:12:18,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:12:18,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:18,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:18,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:18,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:21,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:21,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:22,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:12" (1/1) ... [2019-11-16 22:12:23,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:12:23,060 INFO L168 Benchmark]: Toolchain (without parser) took 25431.88 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 585.7 MB in the end (delta: 358.8 MB). Peak memory consumption was 490.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:23,062 INFO L168 Benchmark]: CDTParser took 0.77 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 22:12:23,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 15231.72 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 806.2 MB in the end (delta: 138.3 MB). Peak memory consumption was 312.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:23,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 5302.63 ms. Allocated memory is still 1.0 GB. Free memory was 806.2 MB in the beginning and 660.7 MB in the end (delta: 145.4 MB). Peak memory consumption was 261.3 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:23,078 INFO L168 Benchmark]: Boogie Preprocessor took 4886.64 ms. Allocated memory is still 1.0 GB. Free memory was 660.7 MB in the beginning and 585.7 MB in the end (delta: 75.0 MB). Peak memory consumption was 206.8 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:23,094 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 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 15231.72 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 806.2 MB in the end (delta: 138.3 MB). Peak memory consumption was 312.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 5302.63 ms. Allocated memory is still 1.0 GB. Free memory was 806.2 MB in the beginning and 660.7 MB in the end (delta: 145.4 MB). Peak memory consumption was 261.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4886.64 ms. Allocated memory is still 1.0 GB. Free memory was 660.7 MB in the beginning and 585.7 MB in the end (delta: 75.0 MB). Peak memory consumption was 206.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...