./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--sg.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--sg.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 8d74ae6da3a1d89c81165b5198bbc44fb64b1d0b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:52:20,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:52:20,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:52:21,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:52:21,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:52:21,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:52:21,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:52:21,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:52:21,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:52:21,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:52:21,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:52:21,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:52:21,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:52:21,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:52:21,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:52:21,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:52:21,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:52:21,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:52:21,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:52:21,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:52:21,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:52:21,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:52:21,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:52:21,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:52:21,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:52:21,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:52:21,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:52:21,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:52:21,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:52:21,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:52:21,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:52:21,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:52:21,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:52:21,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:52:21,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:52:21,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:52:21,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:52:21,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:52:21,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:52:21,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:52:21,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:52:21,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:52:21,204 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:52:21,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:52:21,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:52:21,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:52:21,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:52:21,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:52:21,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:52:21,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:52:21,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:52:21,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:52:21,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:52:21,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:52:21,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:52:21,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:52:21,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:52:21,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:52:21,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:52:21,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:52:21,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:52:21,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:52:21,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:52:21,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:52:21,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:52:21,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:52:21,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:52:21,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:52:21,228 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 -> 8d74ae6da3a1d89c81165b5198bbc44fb64b1d0b [2019-11-16 21:52:21,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:52:21,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:52:21,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:52:21,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:52:21,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:52:21,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i [2019-11-16 21:52:22,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e3a1b117/a770bc2ee48e4e58816714a61b21765c/FLAGfdd6eb8e1 [2019-11-16 21:52:24,145 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:52:24,147 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--sg.ko-entry_point.cil.out.i [2019-11-16 21:52:24,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e3a1b117/a770bc2ee48e4e58816714a61b21765c/FLAGfdd6eb8e1 [2019-11-16 21:52:24,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e3a1b117/a770bc2ee48e4e58816714a61b21765c [2019-11-16 21:52:24,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:52:24,323 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:52:24,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:52:24,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:52:24,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:52:24,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:52:24" (1/1) ... [2019-11-16 21:52:24,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b47b65 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 21:52:24,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:52:24" (1/1) ... [2019-11-16 21:52:24,366 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:52:24,776 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:52:30,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:52:30,751 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:52:32,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:52:33,473 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:52:33,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:52:33 WrapperNode [2019-11-16 21:52:33,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:52:33,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:52:33,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:52:33,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:52:33,501 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 21:52:33,746 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 21:52:34,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:52:34,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:52:34,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:52:34,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:52:34,953 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 21:52:34,956 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 21:52:35,164 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 21:52:35,165 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 21:52:36,661 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 21:52:36,894 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 21:52:37,099 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 21:52:37,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:52:37,429 INFO L168 Benchmark]: Toolchain (without parser) took 13102.47 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 786.1 MB in the end (delta: 164.1 MB). Peak memory consumption was 330.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:37,430 INFO L168 Benchmark]: CDTParser took 1.80 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 21:52:37,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9147.60 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 818.7 MB in the end (delta: 131.6 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:37,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 1443.21 ms. Allocated memory is still 1.0 GB. Free memory was 818.7 MB in the beginning and 683.0 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:37,438 INFO L168 Benchmark]: Boogie Preprocessor took 2498.71 ms. Allocated memory is still 1.0 GB. Free memory was 683.0 MB in the beginning and 786.1 MB in the end (delta: -103.1 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:52:37,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 9147.60 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 818.7 MB in the end (delta: 131.6 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1443.21 ms. Allocated memory is still 1.0 GB. Free memory was 818.7 MB in the beginning and 683.0 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2498.71 ms. Allocated memory is still 1.0 GB. Free memory was 683.0 MB in the beginning and 786.1 MB in the end (delta: -103.1 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...