./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-32_7a-drivers--scsi--aic7xxx--aic79xx.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-32_7a-drivers--scsi--aic7xxx--aic79xx.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 584315ac48cfc6771f9c665798cfe2aa74ebb5bb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:55:14,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:55:14,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:55:14,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:55:14,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:55:14,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:55:14,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:55:14,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:55:14,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:55:14,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:55:14,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:55:14,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:55:14,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:55:14,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:55:14,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:55:14,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:55:14,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:55:14,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:55:14,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:55:14,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:55:14,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:55:14,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:55:14,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:55:14,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:55:14,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:55:14,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:55:14,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:55:14,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:55:14,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:55:14,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:55:14,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:55:14,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:55:14,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:55:14,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:55:14,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:55:14,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:55:14,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:55:14,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:55:14,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:55:14,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:55:14,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:55:14,807 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:55:14,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:55:14,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:55:14,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:55:14,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:55:14,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:55:14,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:55:14,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:55:14,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:55:14,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:55:14,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:55:14,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:55:14,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:55:14,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:55:14,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:55:14,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:55:14,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:55:14,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:55:14,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:55:14,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:55:14,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:55:14,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:55:14,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:55:14,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:55:14,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:55:14,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:55:14,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:55:14,900 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 -> 584315ac48cfc6771f9c665798cfe2aa74ebb5bb [2019-11-16 21:55:15,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:55:15,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:55:15,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:55:15,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:55:15,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:55:15,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2019-11-16 21:55:15,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af5291bd2/b026b324e79043ee83ae56ab0a14e3a4/FLAG089f6b1d2 [2019-11-16 21:55:18,186 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:55:18,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic79xx.ko-entry_point.cil.out.i [2019-11-16 21:55:18,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af5291bd2/b026b324e79043ee83ae56ab0a14e3a4/FLAG089f6b1d2 [2019-11-16 21:55:18,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af5291bd2/b026b324e79043ee83ae56ab0a14e3a4 [2019-11-16 21:55:18,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:55:18,447 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:55:18,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:55:18,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:55:18,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:55:18,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:55:18" (1/1) ... [2019-11-16 21:55:18,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22982221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:18, skipping insertion in model container [2019-11-16 21:55:18,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:55:18" (1/1) ... [2019-11-16 21:55:18,495 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:55:19,111 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:55:34,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:55:35,785 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:55:38,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:55:41,438 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:55:41,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41 WrapperNode [2019-11-16 21:55:41,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:55:41,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:55:41,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:55:41,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:55:41,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:41,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:49,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:55:49,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:55:49,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:55:49,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:55:49,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:49,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:51,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:51,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:56,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:58,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:55:59,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:41" (1/1) ... [2019-11-16 21:56:01,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:56:01,025 INFO L168 Benchmark]: Toolchain (without parser) took 42564.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 223.4 MB in the end (delta: 709.7 MB). Peak memory consumption was 874.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:56:01,029 INFO L168 Benchmark]: CDTParser took 0.70 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 21:56:01,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 22987.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 761.3 MB in the end (delta: 171.8 MB). Peak memory consumption was 363.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:56:01,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 7723.06 ms. Allocated memory is still 1.0 GB. Free memory was 761.3 MB in the beginning and 411.7 MB in the end (delta: 349.5 MB). Peak memory consumption was 360.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:56:01,040 INFO L168 Benchmark]: Boogie Preprocessor took 11842.64 ms. Allocated memory is still 1.0 GB. Free memory was 411.7 MB in the beginning and 223.4 MB in the end (delta: 188.3 MB). Peak memory consumption was 353.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:56:01,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 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 22987.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 761.3 MB in the end (delta: 171.8 MB). Peak memory consumption was 363.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7723.06 ms. Allocated memory is still 1.0 GB. Free memory was 761.3 MB in the beginning and 411.7 MB in the end (delta: 349.5 MB). Peak memory consumption was 360.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 11842.64 ms. Allocated memory is still 1.0 GB. Free memory was 411.7 MB in the beginning and 223.4 MB in the end (delta: 188.3 MB). Peak memory consumption was 353.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...