./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.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 c7568e4afe3606dd03247c7c6260b916f488858d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:49:13,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:49:13,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:49:13,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:49:13,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:49:13,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:49:13,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:49:13,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:49:13,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:49:13,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:49:13,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:49:13,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:49:13,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:49:13,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:49:13,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:49:13,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:49:13,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:49:13,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:49:13,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:49:13,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:49:13,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:49:13,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:49:13,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:49:13,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:49:13,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:49:13,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:49:13,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:49:13,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:49:13,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:49:13,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:49:13,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:49:13,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:49:13,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:49:13,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:49:13,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:49:13,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:49:13,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:49:13,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:49:13,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:49:13,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:49:13,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:49:13,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:49:13,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:49:13,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:49:13,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:49:13,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:49:13,602 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:49:13,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:49:13,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:49:13,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:49:13,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:49:13,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:49:13,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:49:13,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:49:13,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:49:13,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:49:13,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:49:13,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:49:13,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:49:13,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:49:13,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:49:13,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:49:13,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:49:13,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:49:13,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:49:13,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:49:13,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:49:13,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:49:13,612 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 -> c7568e4afe3606dd03247c7c6260b916f488858d [2019-11-16 21:49:14,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:49:14,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:49:14,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:49:14,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:49:14,088 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:49:14,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2019-11-16 21:49:14,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aa781009/7eb8134923454d6690d77fce5b19e67a/FLAG2f5a8d31b [2019-11-16 21:49:15,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:49:15,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2019-11-16 21:49:15,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aa781009/7eb8134923454d6690d77fce5b19e67a/FLAG2f5a8d31b [2019-11-16 21:49:15,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aa781009/7eb8134923454d6690d77fce5b19e67a [2019-11-16 21:49:15,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:49:15,785 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:49:15,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:49:15,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:49:15,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:49:15,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:49:15" (1/1) ... [2019-11-16 21:49:15,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@195ddb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:15, skipping insertion in model container [2019-11-16 21:49:15,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:49:15" (1/1) ... [2019-11-16 21:49:15,820 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:49:16,001 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:49:16,848 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3932] [2019-11-16 21:49:16,851 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3933-3934] [2019-11-16 21:49:18,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:49:18,855 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:49:18,999 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3932] [2019-11-16 21:49:19,003 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3933-3934] [2019-11-16 21:49:19,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:49:20,346 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:49:20,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20 WrapperNode [2019-11-16 21:49:20,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:49:20,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:49:20,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:49:20,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:49:20,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:20,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:49:21,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:49:21,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:49:21,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:49:21,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:20" (1/1) ... [2019-11-16 21:49:21,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:49:21,842 INFO L168 Benchmark]: Toolchain (without parser) took 6052.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 763.6 MB in the end (delta: 185.2 MB). Peak memory consumption was 185.3 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:21,844 INFO L168 Benchmark]: CDTParser took 0.75 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 21:49:21,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4559.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 913.3 MB in the end (delta: 35.5 MB). Peak memory consumption was 268.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:21,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 700.28 ms. Allocated memory is still 1.0 GB. Free memory was 913.3 MB in the beginning and 834.4 MB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:21,850 INFO L168 Benchmark]: Boogie Preprocessor took 782.28 ms. Allocated memory is still 1.0 GB. Free memory was 834.4 MB in the beginning and 763.6 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:21,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 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 4559.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 913.3 MB in the end (delta: 35.5 MB). Peak memory consumption was 268.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 700.28 ms. Allocated memory is still 1.0 GB. Free memory was 913.3 MB in the beginning and 834.4 MB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 782.28 ms. Allocated memory is still 1.0 GB. Free memory was 834.4 MB in the beginning and 763.6 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...