./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/recursive-simple/id2_b2_o3.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for termination 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/AutomizerTermination.xml -i ../sv-benchmarks/c/recursive-simple/id2_b2_o3.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 f345f307410a5ddbdd0513896d69ca703c67be23 --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 23:58:43,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:58:43,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:58:43,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:58:43,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:58:43,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:58:43,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:58:43,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:58:43,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:58:43,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:58:43,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:58:43,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:58:43,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:58:43,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:58:43,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:58:43,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:58:43,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:58:43,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:58:43,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:58:43,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:58:43,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:58:43,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:58:43,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:58:43,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:58:43,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:58:43,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:58:43,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:58:43,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:58:43,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:58:43,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:58:43,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:58:43,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:58:43,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:58:43,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:58:43,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:58:43,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:58:43,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:58:43,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:58:43,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:58:43,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:58:43,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:58:43,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 23:58:43,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:58:43,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:58:43,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:58:43,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:58:43,265 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:58:43,265 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 23:58:43,266 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 23:58:43,266 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 23:58:43,266 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 23:58:43,267 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 23:58:43,268 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 23:58:43,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:58:43,271 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 23:58:43,271 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:58:43,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:58:43,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 23:58:43,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:58:43,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 23:58:43,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 23:58:43,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 23:58:43,276 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 23:58:43,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:58:43,277 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 23:58:43,277 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:58:43,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 23:58:43,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:58:43,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:58:43,278 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 23:58:43,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:58:43,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:58:43,281 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 23:58:43,285 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 23:58:43,285 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 -> f345f307410a5ddbdd0513896d69ca703c67be23 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:58:43,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:58:43,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:58:43,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:58:43,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:58:43,913 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:58:43,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2019-11-20 23:58:44,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170e957d5/b2f9a91d2c5e48f99ed36a4f464b4891/FLAG8a665a80d [2019-11-20 23:58:45,122 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:58:45,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2019-11-20 23:58:45,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170e957d5/b2f9a91d2c5e48f99ed36a4f464b4891/FLAG8a665a80d [2019-11-20 23:58:45,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170e957d5/b2f9a91d2c5e48f99ed36a4f464b4891 [2019-11-20 23:58:45,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:58:45,189 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:58:45,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:58:45,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:58:45,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:58:45,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672d2545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45, skipping insertion in model container [2019-11-20 23:58:45,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:58:45,255 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:58:45,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:58:45,674 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:58:45,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:58:45,722 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:58:45,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45 WrapperNode [2019-11-20 23:58:45,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:58:45,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:58:45,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:58:45,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:58:45,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:58:45,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:58:45,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:58:45,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:58:45,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:58:45" (1/1) ... [2019-11-20 23:58:45,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:58:45,915 INFO L168 Benchmark]: Toolchain (without parser) took 712.39 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 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:58:45,918 INFO L168 Benchmark]: CDTParser took 0.45 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 23:58:45,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.27 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-20 23:58:45,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.37 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-20 23:58:45,927 INFO L168 Benchmark]: Boogie Preprocessor took 28.84 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:58:45,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 536.27 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.37 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 28.84 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...