./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label56.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/eca-rers2012/Problem02_label56.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 ba14f37e794170b10f4bcc13681acbd0ae9fe016 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:26:19,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:26:19,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:26:19,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:26:19,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:26:19,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:26:19,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:26:19,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:26:19,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:26:19,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:26:19,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:26:19,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:26:19,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:26:19,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:26:19,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:26:19,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:26:19,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:26:19,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:26:19,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:26:19,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:26:19,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:26:19,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:26:19,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:26:19,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:26:19,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:26:19,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:26:19,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:26:19,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:26:19,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:26:19,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:26:19,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:26:19,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:26:19,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:26:19,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:26:19,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:26:19,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:26:19,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:26:19,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:26:19,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:26:19,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:26:19,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:26:19,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-16 22:26:19,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:26:19,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:26:19,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:26:19,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:26:19,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:26:19,836 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 22:26:19,836 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 22:26:19,836 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 22:26:19,837 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 22:26:19,839 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 22:26:19,840 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 22:26:19,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:26:19,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:26:19,841 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:26:19,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:26:19,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:26:19,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:26:19,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 22:26:19,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 22:26:19,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 22:26:19,844 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:26:19,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:26:19,844 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 22:26:19,844 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:26:19,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 22:26:19,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:26:19,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:26:19,845 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 22:26:19,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:26:19,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:26:19,849 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 22:26:19,850 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 22:26:19,850 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 -> ba14f37e794170b10f4bcc13681acbd0ae9fe016 [2019-11-16 22:26:20,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:26:20,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:26:20,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:26:20,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:26:20,426 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:26:20,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label56.c [2019-11-16 22:26:20,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b272fe3/ed706ddd96a04509828488126b21f610/FLAG355d19de0 [2019-11-16 22:26:21,884 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:26:21,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label56.c [2019-11-16 22:26:21,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b272fe3/ed706ddd96a04509828488126b21f610/FLAG355d19de0 [2019-11-16 22:26:21,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b272fe3/ed706ddd96a04509828488126b21f610 [2019-11-16 22:26:21,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:26:21,976 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:26:21,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:26:21,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:26:21,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:26:21,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:26:21" (1/1) ... [2019-11-16 22:26:21,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbe7a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:21, skipping insertion in model container [2019-11-16 22:26:22,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:26:21" (1/1) ... [2019-11-16 22:26:22,021 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:26:22,123 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:26:23,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:26:23,130 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:26:23,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:26:23,480 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:26:23,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23 WrapperNode [2019-11-16 22:26:23,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:26:23,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:26:23,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:26:23,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:26:23,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:26:23,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:26:23,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:26:23,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:26:23,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:26:23" (1/1) ... [2019-11-16 22:26:23,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:26:23,890 INFO L168 Benchmark]: Toolchain (without parser) took 1907.98 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:26:23,897 INFO L168 Benchmark]: CDTParser took 0.30 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 22:26:23,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1504.10 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:26:23,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:26:23,908 INFO L168 Benchmark]: Boogie Preprocessor took 179.96 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:26:23,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1504.10 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.96 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 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...