./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-073676f-1-114_1a-drivers--net--b44.ko-entry_point.cil.out.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-validator-v0.6/linux-stable-073676f-1-114_1a-drivers--net--b44.ko-entry_point.cil.out.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 9917ffde43f2d94d16021650547a77e43f9a6755 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:49:41,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:49:41,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:49:41,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:49:41,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:49:41,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:49:41,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:49:41,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:49:41,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:49:41,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:49:41,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:49:41,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:49:41,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:49:41,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:49:41,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:49:41,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:49:41,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:49:41,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:49:41,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:49:41,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:49:41,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:49:41,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:49:41,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:49:41,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:49:41,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:49:41,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:49:41,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:49:41,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:49:41,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:49:41,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:49:41,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:49:41,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:49:41,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:49:41,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:49:41,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:49:41,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:49:41,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:49:41,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:49:41,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:49:41,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:49:41,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:49:41,464 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:49:41,509 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:49:41,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:49:41,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:49:41,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:49:41,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:49:41,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:49:41,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:49:41,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:49:41,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:49:41,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:49:41,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:49:41,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:49:41,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:49:41,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:49:41,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:49:41,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:49:41,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:49:41,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:49:41,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:49:41,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:49:41,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:49:41,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:49:41,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:49:41,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:49:41,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:49:41,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:49:41,536 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 -> 9917ffde43f2d94d16021650547a77e43f9a6755 [2019-11-16 21:49:42,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:49:42,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:49:42,331 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:49:42,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:49:42,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:49:42,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-073676f-1-114_1a-drivers--net--b44.ko-entry_point.cil.out.i [2019-11-16 21:49:42,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd18cef82/932ecfef802a4dffac0ce690ea57e926/FLAGa00a553f1 [2019-11-16 21:49:44,587 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:49:44,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-073676f-1-114_1a-drivers--net--b44.ko-entry_point.cil.out.i [2019-11-16 21:49:44,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd18cef82/932ecfef802a4dffac0ce690ea57e926/FLAGa00a553f1 [2019-11-16 21:49:44,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd18cef82/932ecfef802a4dffac0ce690ea57e926 [2019-11-16 21:49:44,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:49:44,768 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:49:44,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:49:44,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:49:44,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:49:44,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:49:44" (1/1) ... [2019-11-16 21:49:44,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8906e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:44, skipping insertion in model container [2019-11-16 21:49:44,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:49:44" (1/1) ... [2019-11-16 21:49:44,815 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:49:45,123 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:49:50,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:49:50,509 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:49:51,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:49:53,280 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:49:53,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53 WrapperNode [2019-11-16 21:49:53,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:49:53,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:49:53,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:49:53,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:49:53,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:49:53,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:00,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:50:00,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:50:00,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:50:00,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:50:00,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:00,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:01,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:01,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:04,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:05,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:06,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:53" (1/1) ... [2019-11-16 21:50:07,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:50:07,357 INFO L168 Benchmark]: Toolchain (without parser) took 22585.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 381.6 MB in the end (delta: 574.4 MB). Peak memory consumption was 612.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:07,361 INFO L168 Benchmark]: CDTParser took 1.93 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 21:50:07,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8511.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 871.0 MB in the end (delta: 85.0 MB). Peak memory consumption was 272.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:07,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 7187.53 ms. Allocated memory is still 1.0 GB. Free memory was 871.0 MB in the beginning and 727.7 MB in the end (delta: 143.3 MB). Peak memory consumption was 401.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:07,370 INFO L168 Benchmark]: Boogie Preprocessor took 6877.25 ms. Allocated memory is still 1.0 GB. Free memory was 727.7 MB in the beginning and 381.6 MB in the end (delta: 346.1 MB). Peak memory consumption was 383.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:50:07,384 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.93 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 8511.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 871.0 MB in the end (delta: 85.0 MB). Peak memory consumption was 272.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7187.53 ms. Allocated memory is still 1.0 GB. Free memory was 871.0 MB in the beginning and 727.7 MB in the end (delta: 143.3 MB). Peak memory consumption was 401.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 6877.25 ms. Allocated memory is still 1.0 GB. Free memory was 727.7 MB in the beginning and 381.6 MB in the end (delta: 346.1 MB). Peak memory consumption was 383.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...