./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.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 7b571732b1504632ca909cf3ffe765df128dc0cb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:05:01,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:05:01,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:05:01,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:05:01,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:05:01,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:05:01,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:05:01,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:05:01,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:05:01,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:05:01,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:05:01,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:05:01,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:05:01,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:05:01,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:05:01,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:05:01,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:05:01,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:05:01,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:05:01,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:05:01,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:05:01,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:05:01,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:05:01,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:05:01,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:05:01,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:05:01,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:05:01,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:05:01,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:05:01,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:05:01,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:05:01,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:05:01,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:05:01,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:05:01,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:05:01,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:05:01,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:05:01,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:05:01,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:05:01,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:05:01,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:05:01,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 22:05:02,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:05:02,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:05:02,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:05:02,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:05:02,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:05:02,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:05:02,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:05:02,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:05:02,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:05:02,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:05:02,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:05:02,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:05:02,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:05:02,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:05:02,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:05:02,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:05:02,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:05:02,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:05:02,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:05:02,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:05:02,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:05:02,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:05:02,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:05:02,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:05:02,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:05:02,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 22:05:02,031 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 -> 7b571732b1504632ca909cf3ffe765df128dc0cb [2019-11-16 22:05:02,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:05:02,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:05:02,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:05:02,780 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:05:02,781 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:05:02,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2019-11-16 22:05:02,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087a88d9d/486f904b18ec4ccfa035c38423b44fab/FLAG0e915b9c6 [2019-11-16 22:05:05,184 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:05:05,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2019-11-16 22:05:05,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087a88d9d/486f904b18ec4ccfa035c38423b44fab/FLAG0e915b9c6 [2019-11-16 22:05:05,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/087a88d9d/486f904b18ec4ccfa035c38423b44fab [2019-11-16 22:05:05,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:05:05,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:05:05,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:05:05,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:05:05,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:05:05,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:05:05" (1/1) ... [2019-11-16 22:05:05,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a02c138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:05, skipping insertion in model container [2019-11-16 22:05:05,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:05:05" (1/1) ... [2019-11-16 22:05:05,459 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:05:05,972 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:05:16,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:05:16,724 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:05:18,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:05:24,207 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:05:24,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24 WrapperNode [2019-11-16 22:05:24,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:05:24,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:05:24,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:05:24,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:05:24,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:24,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:28,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:05:28,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:05:28,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:05:28,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:05:28,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:28,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:29,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:29,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:31,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:32,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:32,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:05:24" (1/1) ... [2019-11-16 22:05:33,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:05:33,288 INFO L168 Benchmark]: Toolchain (without parser) took 27872.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 537.4 MB in the end (delta: 401.4 MB). Peak memory consumption was 471.6 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:33,289 INFO L168 Benchmark]: CDTParser took 1.07 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 22:05:33,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 18794.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 863.1 MB in the end (delta: 75.6 MB). Peak memory consumption was 306.4 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:33,297 INFO L168 Benchmark]: Boogie Procedure Inliner took 3990.73 ms. Allocated memory is still 1.0 GB. Free memory was 863.1 MB in the beginning and 674.3 MB in the end (delta: 188.8 MB). Peak memory consumption was 302.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:33,302 INFO L168 Benchmark]: Boogie Preprocessor took 5076.44 ms. Allocated memory is still 1.0 GB. Free memory was 674.3 MB in the beginning and 537.4 MB in the end (delta: 136.9 MB). Peak memory consumption was 207.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:05:33,310 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 18794.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 863.1 MB in the end (delta: 75.6 MB). Peak memory consumption was 306.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3990.73 ms. Allocated memory is still 1.0 GB. Free memory was 863.1 MB in the beginning and 674.3 MB in the end (delta: 188.8 MB). Peak memory consumption was 302.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 5076.44 ms. Allocated memory is still 1.0 GB. Free memory was 674.3 MB in the beginning and 537.4 MB in the end (delta: 136.9 MB). Peak memory consumption was 207.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...