./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/floats-cbmc-regression/float20.i -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 0141f30eebc41972a05a5b9a00ccec3818dc94e8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_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 18:05:55,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:05:55,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:05:55,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:05:55,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:05:55,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:05:55,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:05:55,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:05:56,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:05:56,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:05:56,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:05:56,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:05:56,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:05:56,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:05:56,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:05:56,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:05:56,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:05:56,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:05:56,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:05:56,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:05:56,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:05:56,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:05:56,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:05:56,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:05:56,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:05:56,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:05:56,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:05:56,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:05:56,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:05:56,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:05:56,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:05:56,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:05:56,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:05:56,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:05:56,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:05:56,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:05:56,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:05:56,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:05:56,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:05:56,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:05:56,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:05:56,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-26 18:05:56,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:05:56,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:05:56,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:05:56,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:05:56,168 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:05:56,169 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-26 18:05:56,171 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-26 18:05:56,171 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-26 18:05:56,172 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-26 18:05:56,172 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-26 18:05:56,173 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-26 18:05:56,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:05:56,177 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 18:05:56,178 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:05:56,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:05:56,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 18:05:56,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:05:56,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-26 18:05:56,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-26 18:05:56,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-26 18:05:56,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 18:05:56,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 18:05:56,182 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-26 18:05:56,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:05:56,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-26 18:05:56,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:05:56,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:05:56,186 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-26 18:05:56,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:05:56,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 18:05:56,190 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-26 18:05:56,191 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-26 18:05:56,193 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 -> 0141f30eebc41972a05a5b9a00ccec3818dc94e8 [2019-11-26 18:05:56,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:05:56,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:05:56,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:05:56,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:05:56,833 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:05:56,834 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float20.i [2019-11-26 18:05:57,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b64dea35e/61075d2793dd4b2bbd6d6fed1f7fec26/FLAG95de0fd34 [2019-11-26 18:05:58,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:05:58,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float20.i [2019-11-26 18:05:58,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b64dea35e/61075d2793dd4b2bbd6d6fed1f7fec26/FLAG95de0fd34 [2019-11-26 18:05:58,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b64dea35e/61075d2793dd4b2bbd6d6fed1f7fec26 [2019-11-26 18:05:58,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:05:58,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 18:05:58,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:05:58,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:05:58,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:05:58,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:05:58" (1/1) ... [2019-11-26 18:05:58,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee48cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:58, skipping insertion in model container [2019-11-26 18:05:58,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:05:58" (1/1) ... [2019-11-26 18:05:58,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:05:58,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:05:58,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:05:58,767 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 18:05:58,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:05:59,038 INFO L208 MainTranslator]: Completed translation [2019-11-26 18:05:59,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59 WrapperNode [2019-11-26 18:05:59,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:05:59,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 18:05:59,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 18:05:59,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 18:05:59,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 18:05:59,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 18:05:59,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 18:05:59,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 18:05:59,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:05:59" (1/1) ... [2019-11-26 18:05:59,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 18:05:59,215 INFO L168 Benchmark]: Toolchain (without parser) took 1058.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:05:59,217 INFO L168 Benchmark]: CDTParser took 2.49 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. [2019-11-26 18:05:59,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 888.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 18:05:59,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.75 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:05:59,225 INFO L168 Benchmark]: Boogie Preprocessor took 69.63 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 18:05:59,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49 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 888.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.75 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.63 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...