./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.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-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.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 219e76691f5f7868ac8405d9f551e36392686019 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:16:01,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:16:01,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:16:01,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:16:01,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:16:01,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:16:01,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:16:01,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:16:01,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:16:01,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:16:01,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:16:01,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:16:01,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:16:01,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:16:01,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:16:01,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:16:01,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:16:01,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:16:01,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:16:01,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:16:01,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:16:01,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:16:01,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:16:01,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:16:01,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:16:01,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:16:01,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:16:01,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:16:01,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:16:01,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:16:01,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:16:01,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:16:01,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:16:01,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:16:01,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:16:01,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:16:01,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:16:01,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:16:01,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:16:01,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:16:01,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:16:01,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:16:01,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:16:01,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:16:01,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:16:01,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:16:01,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:16:01,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:16:01,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:16:01,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:16:01,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:16:01,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:16:01,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:16:01,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:16:01,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:16:01,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:16:01,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:16:01,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:16:01,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:16:01,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:16:01,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:16:01,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:16:01,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:16:01,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:16:01,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:16:01,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:16:01,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:16:01,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:16:01,426 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 -> 219e76691f5f7868ac8405d9f551e36392686019 [2019-11-16 22:16:02,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:16:02,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:16:02,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:16:02,092 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:16:02,095 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:16:02,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.i [2019-11-16 22:16:02,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac8a69b5/2b1c9a544966453d89b5e60e7b8104b9/FLAG50c70b382 [2019-11-16 22:16:04,605 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:16:04,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.i [2019-11-16 22:16:04,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac8a69b5/2b1c9a544966453d89b5e60e7b8104b9/FLAG50c70b382 [2019-11-16 22:16:04,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac8a69b5/2b1c9a544966453d89b5e60e7b8104b9 [2019-11-16 22:16:04,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:16:04,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:16:04,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:16:04,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:16:04,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:16:04,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:16:04" (1/1) ... [2019-11-16 22:16:04,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87c85d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:04, skipping insertion in model container [2019-11-16 22:16:04,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:16:04" (1/1) ... [2019-11-16 22:16:04,870 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:16:05,390 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:16:20,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:16:21,018 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:16:22,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:16:27,165 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:16:27,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27 WrapperNode [2019-11-16 22:16:27,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:16:27,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:16:27,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:16:27,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:16:27,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:27,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:31,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:16:31,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:16:31,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:16:31,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:16:31,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:31,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:31,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:31,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:34,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:34,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:35,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:16:27" (1/1) ... [2019-11-16 22:16:36,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:16:36,149 INFO L168 Benchmark]: Toolchain (without parser) took 31310.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 533.4 MB in the end (delta: 411.0 MB). Peak memory consumption was 488.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:16:36,152 INFO L168 Benchmark]: CDTParser took 1.71 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 22:16:36,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 22324.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 900.2 MB in the end (delta: 44.2 MB). Peak memory consumption was 316.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:16:36,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 3868.61 ms. Allocated memory is still 1.0 GB. Free memory was 900.2 MB in the beginning and 679.3 MB in the end (delta: 220.9 MB). Peak memory consumption was 347.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:16:36,166 INFO L168 Benchmark]: Boogie Preprocessor took 5103.36 ms. Allocated memory is still 1.0 GB. Free memory was 679.3 MB in the beginning and 533.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 223.3 MB. Max. memory is 12.5 GB. [2019-11-16 22:16:36,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 22324.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 900.2 MB in the end (delta: 44.2 MB). Peak memory consumption was 316.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3868.61 ms. Allocated memory is still 1.0 GB. Free memory was 900.2 MB in the beginning and 679.3 MB in the end (delta: 220.9 MB). Peak memory consumption was 347.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5103.36 ms. Allocated memory is still 1.0 GB. Free memory was 679.3 MB in the beginning and 533.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 223.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...