./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/bitvector-regression/signextension-2.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/bitvector-regression/signextension-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 f4433bb60ef050acea7db74543af3a05ddf5a434 --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 23:52:50,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:52:50,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:52:50,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:52:50,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:52:50,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:52:50,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:52:50,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:52:50,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:52:50,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:52:50,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:52:50,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:52:50,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:52:50,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:52:50,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:52:50,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:52:50,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:52:50,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:52:50,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:52:50,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:52:50,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:52:50,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:52:50,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:52:50,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:52:50,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:52:50,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:52:50,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:52:50,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:52:50,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:52:50,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:52:50,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:52:50,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:52:50,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:52:50,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:52:50,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:52:50,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:52:50,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:52:50,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:52:50,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:52:50,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:52:50,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:52:50,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 23:52:50,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:52:50,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:52:50,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:52:50,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:52:50,888 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:52:50,888 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 23:52:50,889 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 23:52:50,889 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 23:52:50,890 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 23:52:50,890 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 23:52:50,895 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 23:52:50,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:52:50,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 23:52:50,897 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:52:50,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:52:50,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 23:52:50,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:52:50,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 23:52:50,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 23:52:50,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 23:52:50,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 23:52:50,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:52:50,899 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 23:52:50,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:52:50,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 23:52:50,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:52:50,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:52:50,902 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 23:52:50,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:52:50,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:52:50,906 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 23:52:50,907 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 23:52:50,910 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 -> f4433bb60ef050acea7db74543af3a05ddf5a434 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:52:51,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:52:51,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:52:51,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:52:51,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:52:51,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:52:51,543 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/signextension-2.c [2019-11-20 23:52:51,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b37f68b/cb277b34cbc14997bfad46c74ad16530/FLAG744238109 [2019-11-20 23:52:52,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:52:52,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-regression/signextension-2.c [2019-11-20 23:52:52,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b37f68b/cb277b34cbc14997bfad46c74ad16530/FLAG744238109 [2019-11-20 23:52:52,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b37f68b/cb277b34cbc14997bfad46c74ad16530 [2019-11-20 23:52:52,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:52:52,834 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:52:52,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:52:52,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:52:52,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:52:52,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:52:52" (1/1) ... [2019-11-20 23:52:52,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460ff07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:52, skipping insertion in model container [2019-11-20 23:52:52,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:52:52" (1/1) ... [2019-11-20 23:52:52,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:52:52,893 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:52:53,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:52:53,301 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:52:53,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:52:53,359 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:52:53,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53 WrapperNode [2019-11-20 23:52:53,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:52:53,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:52:53,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:52:53,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:52:53,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:52:53,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:52:53,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:52:53,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:52:53,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:53" (1/1) ... [2019-11-20 23:52:53,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:52:53,589 INFO L168 Benchmark]: Toolchain (without parser) took 747.57 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:52:53,590 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-20 23:52:53,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.25 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-20 23:52:53,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-20 23:52:53,602 INFO L168 Benchmark]: Boogie Preprocessor took 45.83 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:52:53,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 523.25 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 169.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.83 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...