./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-calxeda-xgmac.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-calxeda-xgmac.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 ebb776fec927d2bad071af92a6e6298301e2d79a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:12:00,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:12:00,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:12:00,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:12:00,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:12:00,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:12:00,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:12:01,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:12:01,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:12:01,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:12:01,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:12:01,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:12:01,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:12:01,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:12:01,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:12:01,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:12:01,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:12:01,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:12:01,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:12:01,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:12:01,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:12:01,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:12:01,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:12:01,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:12:01,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:12:01,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:12:01,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:12:01,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:12:01,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:12:01,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:12:01,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:12:01,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:12:01,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:12:01,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:12:01,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:12:01,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:12:01,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:12:01,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:12:01,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:12:01,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:12:01,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:12:01,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:12:01,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:12:01,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:12:01,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:12:01,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:12:01,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:12:01,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:12:01,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:12:01,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:12:01,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:12:01,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:12:01,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:12:01,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:12:01,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:12:01,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:12:01,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:12:01,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:12:01,190 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:12:01,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:12:01,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:12:01,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:12:01,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:12:01,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:12:01,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:12:01,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:12:01,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:12:01,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:12:01,198 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 -> ebb776fec927d2bad071af92a6e6298301e2d79a [2019-11-16 22:12:01,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:12:01,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:12:01,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:12:01,960 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:12:01,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:12:01,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2019-11-16 22:12:02,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e930034/e315a069005145db940bf028c584dd23/FLAG3e74f8d2b [2019-11-16 22:12:04,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:12:04,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-calxeda-xgmac.cil.i [2019-11-16 22:12:04,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e930034/e315a069005145db940bf028c584dd23/FLAG3e74f8d2b [2019-11-16 22:12:04,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e930034/e315a069005145db940bf028c584dd23 [2019-11-16 22:12:04,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:12:04,199 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:12:04,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:12:04,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:12:04,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:12:04,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:12:04" (1/1) ... [2019-11-16 22:12:04,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfdc437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:04, skipping insertion in model container [2019-11-16 22:12:04,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:12:04" (1/1) ... [2019-11-16 22:12:04,243 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:12:04,609 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:12:11,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:12:11,736 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:12:12,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:12:15,470 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:12:15,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15 WrapperNode [2019-11-16 22:12:15,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:12:15,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:12:15,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:12:15,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:12:15,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:15,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:22,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:12:22,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:12:22,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:12:22,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:12:22,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:22,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:22,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:22,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:28,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:28,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:29,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:12:15" (1/1) ... [2019-11-16 22:12:30,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:12:30,860 INFO L168 Benchmark]: Toolchain (without parser) took 26651.20 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 417.8 MB in the end (delta: 532.4 MB). Peak memory consumption was 654.3 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:30,861 INFO L168 Benchmark]: CDTParser took 0.69 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 22:12:30,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11267.66 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 936.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 310.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:30,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 6558.28 ms. Allocated memory is still 1.0 GB. Free memory was 936.7 MB in the beginning and 565.2 MB in the end (delta: 371.5 MB). Peak memory consumption was 427.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:30,874 INFO L168 Benchmark]: Boogie Preprocessor took 8816.44 ms. Allocated memory is still 1.0 GB. Free memory was 565.2 MB in the beginning and 417.8 MB in the end (delta: 147.4 MB). Peak memory consumption was 269.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:12:30,887 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 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 11267.66 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 936.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 310.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 6558.28 ms. Allocated memory is still 1.0 GB. Free memory was 936.7 MB in the beginning and 565.2 MB in the end (delta: 371.5 MB). Peak memory consumption was 427.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 8816.44 ms. Allocated memory is still 1.0 GB. Free memory was 565.2 MB in the beginning and 417.8 MB in the end (delta: 147.4 MB). Peak memory consumption was 269.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...