./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-ethernet-natsemi-natsemi.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-ethernet-natsemi-natsemi.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 d1e86abf4aa40bd1e439da8bac50f3b64321ba0b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:09:53,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:09:53,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:09:53,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:09:53,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:09:53,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:09:53,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:09:53,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:09:53,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:09:53,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:09:53,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:09:53,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:09:53,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:09:53,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:09:53,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:09:53,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:09:53,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:09:53,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:09:53,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:09:53,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:09:53,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:09:53,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:09:53,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:09:53,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:09:53,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:09:53,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:09:53,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:09:53,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:09:53,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:09:53,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:09:53,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:09:53,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:09:53,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:09:53,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:09:53,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:09:53,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:09:53,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:09:53,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:09:53,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:09:53,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:09:53,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:09:53,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:09:53,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:09:53,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:09:53,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:09:53,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:09:53,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:09:53,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:09:53,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:09:53,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:09:53,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:09:53,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:09:53,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:09:53,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:09:53,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:09:53,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:09:53,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:09:53,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:09:53,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:09:53,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:09:53,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:09:53,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:09:53,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:09:53,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:09:53,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:09:53,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:09:53,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:09:53,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:09:53,603 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 -> d1e86abf4aa40bd1e439da8bac50f3b64321ba0b [2019-11-16 22:09:54,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:09:54,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:09:54,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:09:54,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:09:54,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:09:54,270 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2019-11-16 22:09:54,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e13ceeda/68d4077185134f4390e136e8977719dd/FLAG4e5380de0 [2019-11-16 22:09:56,730 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:09:56,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-natsemi-natsemi.cil.i [2019-11-16 22:09:56,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e13ceeda/68d4077185134f4390e136e8977719dd/FLAG4e5380de0 [2019-11-16 22:09:56,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e13ceeda/68d4077185134f4390e136e8977719dd [2019-11-16 22:09:56,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:09:56,938 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:09:56,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:09:56,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:09:56,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:09:56,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:09:56" (1/1) ... [2019-11-16 22:09:56,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331941a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:09:56, skipping insertion in model container [2019-11-16 22:09:56,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:09:56" (1/1) ... [2019-11-16 22:09:56,988 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:09:57,460 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:10:05,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:10:06,095 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:10:07,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:10:10,893 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:10:10,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10 WrapperNode [2019-11-16 22:10:10,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:10:10,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:10:10,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:10:10,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:10:10,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:11,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:18,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:10:18,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:10:18,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:10:18,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:10:18,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:18,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:18,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:18,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:21,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:21,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:22,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:10:10" (1/1) ... [2019-11-16 22:10:23,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:10:23,125 INFO L168 Benchmark]: Toolchain (without parser) took 26182.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 510.4 MB in the end (delta: 439.8 MB). Peak memory consumption was 497.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:23,127 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:10:23,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13947.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 846.9 MB in the end (delta: 103.3 MB). Peak memory consumption was 314.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:23,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 7476.18 ms. Allocated memory is still 1.0 GB. Free memory was 846.9 MB in the beginning and 658.6 MB in the end (delta: 188.3 MB). Peak memory consumption was 313.8 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:23,137 INFO L168 Benchmark]: Boogie Preprocessor took 4744.46 ms. Allocated memory is still 1.0 GB. Free memory was 658.6 MB in the beginning and 510.4 MB in the end (delta: 148.2 MB). Peak memory consumption was 206.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:10:23,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 13947.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 846.9 MB in the end (delta: 103.3 MB). Peak memory consumption was 314.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7476.18 ms. Allocated memory is still 1.0 GB. Free memory was 846.9 MB in the beginning and 658.6 MB in the end (delta: 188.3 MB). Peak memory consumption was 313.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4744.46 ms. Allocated memory is still 1.0 GB. Free memory was 658.6 MB in the beginning and 510.4 MB in the end (delta: 148.2 MB). Peak memory consumption was 206.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...