./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 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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 262da10b7ba2e60a281401dd6e2550272571e015 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:37:36,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:37:36,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:37:36,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:37:36,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:37:36,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:37:36,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:37:36,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:37:36,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:37:36,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:37:36,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:37:36,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:37:36,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:37:36,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:37:36,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:37:36,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:37:36,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:37:36,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:37:36,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:37:36,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:37:36,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:37:36,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:37:36,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:37:36,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:37:36,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:37:36,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:37:36,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:37:36,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:37:36,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:37:36,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:37:36,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:37:36,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:37:36,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:37:36,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:37:36,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:37:36,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:37:36,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:37:36,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:37:36,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:37:36,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:37:36,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:37:36,507 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:37:36,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:37:36,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:37:36,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:37:36,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:37:36,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:37:36,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:37:36,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:37:36,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:37:36,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:37:36,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:37:36,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:37:36,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:37:36,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:37:36,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:37:36,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:37:36,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:37:36,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:37:36,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:37:36,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:37:36,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:37:36,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:37:36,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:37:36,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:37:36,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:37:36,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:37:36,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:37:36,601 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 -> 262da10b7ba2e60a281401dd6e2550272571e015 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:37:37,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:37:37,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:37:37,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:37:37,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:37:37,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:37:37,271 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-11-20 23:37:37,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2d9252c/c6bf58851521491da847f5e1ddcdfc96/FLAGb454f686b [2019-11-20 23:37:39,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:37:39,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-11-20 23:37:39,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2d9252c/c6bf58851521491da847f5e1ddcdfc96/FLAGb454f686b [2019-11-20 23:37:39,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2d9252c/c6bf58851521491da847f5e1ddcdfc96 [2019-11-20 23:37:39,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:37:39,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:37:39,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:37:39,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:37:40,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:37:40,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:37:39" (1/1) ... [2019-11-20 23:37:40,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3788b2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:40, skipping insertion in model container [2019-11-20 23:37:40,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:37:39" (1/1) ... [2019-11-20 23:37:40,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:37:40,587 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:37:49,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:37:49,752 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:37:51,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:37:54,134 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:37:54,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54 WrapperNode [2019-11-20 23:37:54,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:37:54,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:37:54,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:37:54,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:37:54,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:37:54,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:03,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:38:03,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:38:03,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:38:03,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:38:03,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:03,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:05,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:05,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:10,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:11,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:13,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:54" (1/1) ... [2019-11-20 23:38:14,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:38:14,777 INFO L168 Benchmark]: Toolchain (without parser) took 34792.81 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 285.0 MB in the end (delta: 659.4 MB). Peak memory consumption was 876.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:38:14,778 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-20 23:38:14,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 14151.64 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 791.2 MB in the end (delta: 153.2 MB). Peak memory consumption was 320.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:38:14,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 9213.99 ms. Allocated memory is still 1.0 GB. Free memory was 791.2 MB in the beginning and 493.9 MB in the end (delta: 297.2 MB). Peak memory consumption was 384.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:38:14,788 INFO L168 Benchmark]: Boogie Preprocessor took 11414.91 ms. Allocated memory is still 1.0 GB. Free memory was 493.9 MB in the beginning and 285.0 MB in the end (delta: 208.9 MB). Peak memory consumption was 426.1 MB. Max. memory is 12.5 GB. [2019-11-20 23:38:14,803 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 14151.64 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 791.2 MB in the end (delta: 153.2 MB). Peak memory consumption was 320.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 9213.99 ms. Allocated memory is still 1.0 GB. Free memory was 791.2 MB in the beginning and 493.9 MB in the end (delta: 297.2 MB). Peak memory consumption was 384.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 11414.91 ms. Allocated memory is still 1.0 GB. Free memory was 493.9 MB in the beginning and 285.0 MB in the end (delta: 208.9 MB). Peak memory consumption was 426.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...