./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination 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/AutomizerTermination.xml -i ../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d185ab1ac3c2866612625e708760770f0bfadaee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:25:41,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:25:41,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:25:41,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:25:41,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:25:41,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:25:41,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:25:41,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:25:41,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:25:41,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:25:41,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:25:41,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:25:41,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:25:41,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:25:41,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:25:41,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:25:41,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:25:41,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:25:41,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:25:41,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:25:41,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:25:41,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:25:41,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:25:41,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:25:41,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:25:41,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:25:41,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:25:41,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:25:41,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:25:41,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:25:41,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:25:41,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:25:41,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:25:41,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:25:41,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:25:41,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:25:41,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:25:41,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:25:41,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:25:41,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:25:41,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:25:41,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-16 22:25:41,787 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:25:41,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:25:41,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:25:41,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:25:41,794 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:25:41,796 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 22:25:41,796 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 22:25:41,796 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 22:25:41,797 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 22:25:41,797 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 22:25:41,800 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 22:25:41,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:25:41,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:25:41,801 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:25:41,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:25:41,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:25:41,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:25:41,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 22:25:41,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 22:25:41,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 22:25:41,805 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:25:41,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:25:41,807 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 22:25:41,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:25:41,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 22:25:41,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:25:41,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:25:41,810 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 22:25:41,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:25:41,812 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:25:41,812 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 22:25:41,813 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 22:25:41,815 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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(F end) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d185ab1ac3c2866612625e708760770f0bfadaee [2019-11-16 22:25:42,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:25:42,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:25:42,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:25:42,430 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:25:42,431 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:25:42,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-2.c [2019-11-16 22:25:42,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70921e1f4/8861406262924dffb705f79716799c7d/FLAG81124d373 [2019-11-16 22:25:43,721 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:25:43,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ssh-simplified/s3_srvr_6.cil-2.c [2019-11-16 22:25:43,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70921e1f4/8861406262924dffb705f79716799c7d/FLAG81124d373 [2019-11-16 22:25:43,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70921e1f4/8861406262924dffb705f79716799c7d [2019-11-16 22:25:43,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:25:43,813 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:25:43,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:25:43,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:25:43,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:25:43,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:25:43" (1/1) ... [2019-11-16 22:25:43,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ebfd25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:43, skipping insertion in model container [2019-11-16 22:25:43,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:25:43" (1/1) ... [2019-11-16 22:25:43,842 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:25:43,963 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:25:44,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:25:44,790 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:25:44,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:25:44,990 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:25:44,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44 WrapperNode [2019-11-16 22:25:44,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:25:44,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:25:44,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:25:44,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:25:45,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:25:45,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:25:45,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:25:45,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:25:45,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:25:44" (1/1) ... [2019-11-16 22:25:45,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:25:45,273 INFO L168 Benchmark]: Toolchain (without parser) took 1444.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:25:45,275 INFO L168 Benchmark]: CDTParser took 0.49 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 22:25:45,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1173.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:25:45,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.82 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:25:45,286 INFO L168 Benchmark]: Boogie Preprocessor took 95.83 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:25:45,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1173.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.6 MB in the end (delta: -27.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.82 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.83 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...