./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.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 f340214ad2e4590cf9ce771b0591fb66d0b4f622 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:03:03,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:03:03,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:03:03,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:03:03,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:03:03,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:03:03,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:03:03,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:03:03,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:03:03,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:03:03,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:03:03,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:03:03,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:03:03,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:03:03,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:03:03,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:03:03,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:03:03,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:03:03,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:03:03,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:03:03,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:03:03,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:03:03,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:03:03,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:03:03,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:03:03,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:03:03,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:03:03,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:03:03,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:03:03,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:03:03,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:03:03,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:03:03,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:03:03,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:03:03,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:03:03,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:03:03,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:03:03,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:03:03,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:03:03,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:03:03,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:03:03,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:03:03,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:03:03,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:03:03,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:03:03,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:03:03,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:03:03,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:03:03,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:03:03,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:03:03,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:03:03,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:03:03,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:03:03,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:03:03,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:03:03,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:03:03,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:03:03,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:03:03,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:03:03,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:03:03,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:03:03,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:03:03,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:03:03,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:03:03,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:03:03,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:03:03,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:03:03,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:03:03,667 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 -> f340214ad2e4590cf9ce771b0591fb66d0b4f622 [2019-11-16 22:03:04,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:03:04,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:03:04,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:03:04,421 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:03:04,423 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:03:04,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2019-11-16 22:03:04,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1590b960b/a0eb123709924fcb9ab77a2f2825ac25/FLAG6274b361f [2019-11-16 22:03:07,130 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:03:07,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2019-11-16 22:03:07,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1590b960b/a0eb123709924fcb9ab77a2f2825ac25/FLAG6274b361f [2019-11-16 22:03:07,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1590b960b/a0eb123709924fcb9ab77a2f2825ac25 [2019-11-16 22:03:07,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:03:07,323 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:03:07,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:03:07,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:03:07,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:03:07,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:03:07" (1/1) ... [2019-11-16 22:03:07,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe7437b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:07, skipping insertion in model container [2019-11-16 22:03:07,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:03:07" (1/1) ... [2019-11-16 22:03:07,359 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:03:07,922 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:03:19,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:03:19,685 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:03:21,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:03:25,317 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:03:25,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25 WrapperNode [2019-11-16 22:03:25,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:03:25,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:03:25,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:03:25,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:03:25,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:25,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:29,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:03:29,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:03:29,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:03:29,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:03:29,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:29,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:29,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:29,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:32,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:33,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:33,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:03:25" (1/1) ... [2019-11-16 22:03:34,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:03:34,289 INFO L168 Benchmark]: Toolchain (without parser) took 26965.85 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 541.5 MB in the end (delta: 402.9 MB). Peak memory consumption was 455.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:03:34,296 INFO L168 Benchmark]: CDTParser took 2.05 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 22:03:34,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 17990.26 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 756.4 MB in the end (delta: 188.0 MB). Peak memory consumption was 316.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:03:34,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 3702.27 ms. Allocated memory is still 1.0 GB. Free memory was 756.4 MB in the beginning and 672.7 MB in the end (delta: 83.6 MB). Peak memory consumption was 154.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:03:34,306 INFO L168 Benchmark]: Boogie Preprocessor took 5259.26 ms. Allocated memory is still 1.0 GB. Free memory was 672.7 MB in the beginning and 541.5 MB in the end (delta: 131.2 MB). Peak memory consumption was 183.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:03:34,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 17990.26 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 756.4 MB in the end (delta: 188.0 MB). Peak memory consumption was 316.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3702.27 ms. Allocated memory is still 1.0 GB. Free memory was 756.4 MB in the beginning and 672.7 MB in the end (delta: 83.6 MB). Peak memory consumption was 154.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5259.26 ms. Allocated memory is still 1.0 GB. Free memory was 672.7 MB in the beginning and 541.5 MB in the end (delta: 131.2 MB). Peak memory consumption was 183.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...