./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--st.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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--st.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 ba86ae64a893ca237889217c5f0a9767662fac6b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:52:20,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:52:20,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:52:20,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:52:20,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:52:20,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:52:20,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:52:20,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:52:20,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:52:20,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:52:20,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:52:20,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:52:20,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:52:20,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:52:20,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:52:20,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:52:20,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:52:20,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:52:20,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:52:20,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:52:20,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:52:20,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:52:20,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:52:20,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:52:20,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:52:20,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:52:20,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:52:20,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:52:20,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:52:20,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:52:20,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:52:20,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:52:20,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:52:20,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:52:20,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:52:20,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:52:20,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:52:20,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:52:20,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:52:20,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:52:20,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:52:20,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:52:21,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:52:21,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:52:21,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:52:21,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:52:21,049 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:52:21,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:52:21,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:52:21,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:52:21,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:52:21,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:52:21,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:52:21,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:52:21,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:52:21,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:52:21,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:52:21,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:52:21,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:52:21,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:52:21,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:52:21,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:52:21,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:52:21,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:52:21,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:52:21,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:52:21,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:52:21,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:52:21,064 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 -> ba86ae64a893ca237889217c5f0a9767662fac6b [2019-11-16 21:52:21,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:52:21,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:52:21,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:52:21,745 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:52:21,748 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:52:21,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--st.ko-entry_point.cil.out.i [2019-11-16 21:52:21,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7f3f48ef/cdc24fda1c214005bf5ad76847c86337/FLAGe5ef29940 [2019-11-16 21:52:23,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:52:23,822 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--st.ko-entry_point.cil.out.i [2019-11-16 21:52:23,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7f3f48ef/cdc24fda1c214005bf5ad76847c86337/FLAGe5ef29940 [2019-11-16 21:52:23,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7f3f48ef/cdc24fda1c214005bf5ad76847c86337 [2019-11-16 21:52:24,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:52:24,013 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:52:24,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:52:24,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:52:24,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:52:24,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:52:23" (1/1) ... [2019-11-16 21:52:24,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf573d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:24, skipping insertion in model container [2019-11-16 21:52:24,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:52:23" (1/1) ... [2019-11-16 21:52:24,061 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:52:24,391 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:52:29,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:52:30,031 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:52:31,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:52:33,053 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:52:33,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33 WrapperNode [2019-11-16 21:52:33,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:52:33,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:52:33,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:52:33,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:52:33,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:33,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:39,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:52:39,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:52:39,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:52:39,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:52:39,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:39,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:40,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:40,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:44,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:44,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:45,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33" (1/1) ... [2019-11-16 21:52:47,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:52:47,423 INFO L168 Benchmark]: Toolchain (without parser) took 23404.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 491.8 MB in the end (delta: 452.7 MB). Peak memory consumption was 722.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:47,425 INFO L168 Benchmark]: CDTParser took 0.80 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 21:52:47,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9044.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 841.5 MB in the end (delta: 103.1 MB). Peak memory consumption was 280.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:47,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 6151.83 ms. Allocated memory is still 1.0 GB. Free memory was 841.5 MB in the beginning and 690.8 MB in the end (delta: 150.7 MB). Peak memory consumption was 374.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:47,440 INFO L168 Benchmark]: Boogie Preprocessor took 8201.68 ms. Allocated memory is still 1.0 GB. Free memory was 690.8 MB in the beginning and 491.8 MB in the end (delta: 198.9 MB). Peak memory consumption was 468.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:47,447 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 9044.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 841.5 MB in the end (delta: 103.1 MB). Peak memory consumption was 280.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 6151.83 ms. Allocated memory is still 1.0 GB. Free memory was 841.5 MB in the beginning and 690.8 MB in the end (delta: 150.7 MB). Peak memory consumption was 374.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 8201.68 ms. Allocated memory is still 1.0 GB. Free memory was 690.8 MB in the beginning and 491.8 MB in the end (delta: 198.9 MB). Peak memory consumption was 468.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...