./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--igbvf--igbvf.ko-entry_point.cil.out.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--igbvf--igbvf.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 998a1a01807b897c79b449b4201febcd04495c5e --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:14:54,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:14:54,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:14:54,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:14:54,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:14:54,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:14:54,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:14:54,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:14:54,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:14:54,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:14:54,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:14:54,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:14:54,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:14:54,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:14:54,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:14:54,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:14:54,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:14:54,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:14:54,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:14:54,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:14:54,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:14:54,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:14:54,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:14:54,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:14:54,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:14:54,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:14:54,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:14:54,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:14:54,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:14:54,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:14:54,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:14:54,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:14:54,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:14:54,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:14:54,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:14:54,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:14:54,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:14:54,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:14:54,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:14:54,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:14:54,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:14:54,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:14:54,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:14:54,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:14:54,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:14:54,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:14:54,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:14:54,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:14:54,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:14:54,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:14:54,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:14:54,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:14:54,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:14:54,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:14:54,695 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:14:54,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:14:54,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:14:54,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:14:54,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:14:54,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:14:54,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:14:54,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:14:54,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:14:54,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:14:54,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:14:54,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:14:54,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:14:54,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:14:54,704 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 -> 998a1a01807b897c79b449b4201febcd04495c5e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:14:55,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:14:55,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:14:55,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:14:55,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:14:55,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:14:55,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--igbvf--igbvf.ko-entry_point.cil.out.i [2019-11-20 23:14:55,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53519b1/9a11f4bc9bcd4e15a906c0b7336a628a/FLAG24def98dd [2019-11-20 23:14:57,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:14:57,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--igbvf--igbvf.ko-entry_point.cil.out.i [2019-11-20 23:14:57,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53519b1/9a11f4bc9bcd4e15a906c0b7336a628a/FLAG24def98dd [2019-11-20 23:14:57,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53519b1/9a11f4bc9bcd4e15a906c0b7336a628a [2019-11-20 23:14:57,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:14:57,701 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:14:57,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:14:57,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:14:57,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:14:57,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:14:57" (1/1) ... [2019-11-20 23:14:57,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31297b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:14:57, skipping insertion in model container [2019-11-20 23:14:57,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:14:57" (1/1) ... [2019-11-20 23:14:57,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:14:58,144 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:15:06,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:15:06,799 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:15:08,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:15:11,343 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:15:11,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11 WrapperNode [2019-11-20 23:15:11,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:15:11,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:15:11,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:15:11,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:15:11,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:11,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:14,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:15:14,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:15:14,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:15:14,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:15:14,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:14,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:15,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:15,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:17,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:18,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:18,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:11" (1/1) ... [2019-11-20 23:15:18,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:15:18,924 INFO L168 Benchmark]: Toolchain (without parser) took 21216.86 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 674.6 MB in the end (delta: 270.0 MB). Peak memory consumption was 475.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:18,926 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-20 23:15:18,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13641.32 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 879.2 MB in the end (delta: 65.3 MB). Peak memory consumption was 316.8 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:18,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 3166.65 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 772.4 MB in the end (delta: 106.8 MB). Peak memory consumption was 309.3 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:18,944 INFO L168 Benchmark]: Boogie Preprocessor took 4399.73 ms. Allocated memory is still 1.0 GB. Free memory was 772.4 MB in the beginning and 674.6 MB in the end (delta: 97.9 MB). Peak memory consumption was 303.5 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:18,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 13641.32 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 879.2 MB in the end (delta: 65.3 MB). Peak memory consumption was 316.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3166.65 ms. Allocated memory is still 1.0 GB. Free memory was 879.2 MB in the beginning and 772.4 MB in the end (delta: 106.8 MB). Peak memory consumption was 309.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 4399.73 ms. Allocated memory is still 1.0 GB. Free memory was 772.4 MB in the beginning and 674.6 MB in the end (delta: 97.9 MB). Peak memory consumption was 303.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...