./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.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.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 c19ac8ada13c18308df6f1759a41a7ff04d1942d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:49:14,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:49:14,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:49:14,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:49:14,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:49:14,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:49:14,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:49:14,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:49:14,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:49:14,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:49:14,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:49:14,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:49:14,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:49:14,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:49:14,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:49:14,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:49:14,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:49:14,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:49:14,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:49:14,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:49:14,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:49:14,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:49:14,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:49:14,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:49:14,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:49:14,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:49:14,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:49:14,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:49:14,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:49:14,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:49:14,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:49:14,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:49:14,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:49:14,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:49:14,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:49:14,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:49:14,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:49:14,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:49:14,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:49:14,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:49:14,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:49:14,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:49:14,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:49:14,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:49:14,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:49:14,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:49:14,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:49:14,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:49:14,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:49:14,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:49:14,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:49:14,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:49:14,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:49:14,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:49:14,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:49:14,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:49:14,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:49:14,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:49:14,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:49:14,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:49:14,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:49:14,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:49:14,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:49:14,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:49:14,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:49:14,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:49:14,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:49:14,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:49:14,502 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 -> c19ac8ada13c18308df6f1759a41a7ff04d1942d [2019-11-16 21:49:15,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:49:15,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:49:15,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:49:15,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:49:15,182 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:49:15,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2019-11-16 21:49:15,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28ef580e/fad740b777454e808dd41ee8cad79ddb/FLAG64eac7a5e [2019-11-16 21:49:17,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:49:17,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2019-11-16 21:49:17,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28ef580e/fad740b777454e808dd41ee8cad79ddb/FLAG64eac7a5e [2019-11-16 21:49:17,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28ef580e/fad740b777454e808dd41ee8cad79ddb [2019-11-16 21:49:17,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:49:17,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:49:17,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:49:17,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:49:17,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:49:17,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:49:17" (1/1) ... [2019-11-16 21:49:17,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f224391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:17, skipping insertion in model container [2019-11-16 21:49:17,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:49:17" (1/1) ... [2019-11-16 21:49:17,706 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:49:18,048 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:49:19,526 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4039] [2019-11-16 21:49:19,532 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4040-4041] [2019-11-16 21:49:25,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:49:25,384 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:49:25,669 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4039] [2019-11-16 21:49:25,671 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4040-4041] [2019-11-16 21:49:26,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:49:28,638 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:49:28,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28 WrapperNode [2019-11-16 21:49:28,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:49:28,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:49:28,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:49:28,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:49:28,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:28,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:31,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:49:31,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:49:31,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:49:31,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:49:31,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:31,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:31,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:31,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:34,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:34,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:34,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:49:28" (1/1) ... [2019-11-16 21:49:35,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:49:35,371 INFO L168 Benchmark]: Toolchain (without parser) took 17722.15 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 691.2 MB in the end (delta: 259.0 MB). Peak memory consumption was 436.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:35,372 INFO L168 Benchmark]: CDTParser took 0.68 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 21:49:35,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10988.56 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 786.6 MB in the end (delta: 163.6 MB). Peak memory consumption was 277.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:35,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 2852.74 ms. Allocated memory is still 1.0 GB. Free memory was 786.6 MB in the beginning and 761.7 MB in the end (delta: 24.9 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:35,384 INFO L168 Benchmark]: Boogie Preprocessor took 3867.74 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 691.2 MB in the end (delta: 70.5 MB). Peak memory consumption was 247.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:49:35,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 10988.56 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 786.6 MB in the end (delta: 163.6 MB). Peak memory consumption was 277.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2852.74 ms. Allocated memory is still 1.0 GB. Free memory was 786.6 MB in the beginning and 761.7 MB in the end (delta: 24.9 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3867.74 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 691.2 MB in the end (delta: 70.5 MB). Peak memory consumption was 247.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...