./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrncmp_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 025d5a27 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/termination-15/cstrncmp_reverse_alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8c3f97134e9515d2321e7dd3fb923e4cafdb92aa ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 18:04:04,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:04:04,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:04:04,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:04:04,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:04:04,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:04:04,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:04:04,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:04:04,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:04:04,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:04:04,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:04:04,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:04:04,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:04:04,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:04:04,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:04:04,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:04:04,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:04:04,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:04:04,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:04:04,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:04:04,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:04:04,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:04:04,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:04:04,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:04:04,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:04:04,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:04:04,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:04:04,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:04:04,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:04:04,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:04:04,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:04:04,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:04:04,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:04:04,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:04:04,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:04:04,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:04:04,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:04:04,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:04:04,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:04:04,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:04:04,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:04:04,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-26 18:04:04,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:04:04,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:04:04,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:04:04,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:04:04,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:04:04,336 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-26 18:04:04,336 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-26 18:04:04,336 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-26 18:04:04,336 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-26 18:04:04,337 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-26 18:04:04,337 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-26 18:04:04,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:04:04,338 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:04:04,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:04:04,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:04:04,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-26 18:04:04,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-26 18:04:04,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-26 18:04:04,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 18:04:04,341 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-26 18:04:04,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:04:04,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-26 18:04:04,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:04:04,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:04:04,344 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-26 18:04:04,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:04:04,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 18:04:04,346 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-26 18:04:04,348 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-26 18:04:04,349 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c3f97134e9515d2321e7dd3fb923e4cafdb92aa [2019-11-26 18:04:04,739 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:04:04,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:04:04,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:04:04,766 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:04:04,766 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:04:04,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrncmp_reverse_alloca.i [2019-11-26 18:04:04,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddf8b5e2/21ecc0f7a3d24f1499d3ffaace4c79ab/FLAGd6f47da42 [2019-11-26 18:04:05,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:04:05,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrncmp_reverse_alloca.i [2019-11-26 18:04:05,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddf8b5e2/21ecc0f7a3d24f1499d3ffaace4c79ab/FLAGd6f47da42 [2019-11-26 18:04:05,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bddf8b5e2/21ecc0f7a3d24f1499d3ffaace4c79ab [2019-11-26 18:04:05,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:04:05,894 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 18:04:05,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:04:05,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:04:05,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:04:05,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:04:05" (1/1) ... [2019-11-26 18:04:05,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:05, skipping insertion in model container [2019-11-26 18:04:05,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:04:05" (1/1) ... [2019-11-26 18:04:05,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:04:06,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:04:06,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:04:06,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 18:04:06,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:04:06,820 INFO L208 MainTranslator]: Completed translation [2019-11-26 18:04:06,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06 WrapperNode [2019-11-26 18:04:06,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:04:06,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 18:04:06,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 18:04:06,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 18:04:06,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 18:04:06,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 18:04:06,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 18:04:06,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 18:04:06,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:04:06" (1/1) ... [2019-11-26 18:04:06,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 18:04:06,985 INFO L168 Benchmark]: Toolchain (without parser) took 1075.30 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 968.3 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:04:06,986 INFO L168 Benchmark]: CDTParser took 3.37 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. [2019-11-26 18:04:06,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.64 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 18:04:06,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.74 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:04:06,991 INFO L168 Benchmark]: Boogie Preprocessor took 59.66 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:04:06,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.37 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 926.64 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 968.3 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.74 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.66 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 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...