./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.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 40e911124e955598ef191af49e38e79521e9e59c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:46:03,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:46:03,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:46:03,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:46:03,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:46:03,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:46:03,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:46:03,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:46:03,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:46:03,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:46:03,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:46:03,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:46:03,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:46:03,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:46:03,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:46:03,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:46:03,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:46:03,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:46:03,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:46:03,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:46:03,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:46:03,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:46:03,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:46:03,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:46:03,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:46:03,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:46:03,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:46:03,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:46:03,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:46:03,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:46:03,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:46:03,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:46:03,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:46:03,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:46:03,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:46:03,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:46:03,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:46:03,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:46:03,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:46:03,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:46:03,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:46:03,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:46:03,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:46:03,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:46:03,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:46:03,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:46:03,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:46:03,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:46:03,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:46:03,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:46:03,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:46:03,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:46:03,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:46:03,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:46:03,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:46:03,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:46:03,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:46:03,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:46:03,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:46:03,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:46:03,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:46:03,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:46:03,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:46:03,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:46:03,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:46:03,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:46:03,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:46:03,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:46:03,437 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 -> 40e911124e955598ef191af49e38e79521e9e59c [2019-11-16 21:46:04,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:46:04,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:46:04,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:46:04,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:46:04,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:46:04,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2019-11-16 21:46:04,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8410255f/034feab0a6384e74a222c12d40838054/FLAGab4b19260 [2019-11-16 21:46:06,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:46:06,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2019-11-16 21:46:06,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8410255f/034feab0a6384e74a222c12d40838054/FLAGab4b19260 [2019-11-16 21:46:06,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8410255f/034feab0a6384e74a222c12d40838054 [2019-11-16 21:46:06,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:46:06,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:46:06,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:46:06,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:46:06,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:46:06,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:46:06" (1/1) ... [2019-11-16 21:46:06,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106775e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:06, skipping insertion in model container [2019-11-16 21:46:06,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:46:06" (1/1) ... [2019-11-16 21:46:06,431 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:46:06,761 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:46:10,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:46:11,041 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:46:11,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:46:12,261 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:46:12,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12 WrapperNode [2019-11-16 21:46:12,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:46:12,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:46:12,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:46:12,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:46:12,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:12,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:12,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:46:12,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:46:12,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:46:12,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:46:13,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:13,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:13,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:13,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:13,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:13,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:13,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:46:12" (1/1) ... [2019-11-16 21:46:13,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:46:13,765 INFO L168 Benchmark]: Toolchain (without parser) took 7387.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 723.7 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:46:13,766 INFO L168 Benchmark]: CDTParser took 2.16 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. [2019-11-16 21:46:13,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5889.70 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 815.4 MB in the end (delta: 134.8 MB). Peak memory consumption was 134.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:46:13,774 INFO L168 Benchmark]: Boogie Procedure Inliner took 725.07 ms. Allocated memory is still 1.0 GB. Free memory was 815.4 MB in the beginning and 775.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:46:13,776 INFO L168 Benchmark]: Boogie Preprocessor took 763.70 ms. Allocated memory is still 1.0 GB. Free memory was 775.3 MB in the beginning and 723.7 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:46:13,787 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16 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 5889.70 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 815.4 MB in the end (delta: 134.8 MB). Peak memory consumption was 134.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 725.07 ms. Allocated memory is still 1.0 GB. Free memory was 815.4 MB in the beginning and 775.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 763.70 ms. Allocated memory is still 1.0 GB. Free memory was 775.3 MB in the beginning and 723.7 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...