./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loop-acceleration/simple_2-2.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/loop-acceleration/simple_2-2.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 baae1cc7aa11eb3c18aaf63a96f02979d33776a5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:27:45,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:27:45,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:27:45,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:27:45,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:27:45,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:27:45,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:27:45,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:27:45,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:27:45,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:27:45,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:27:45,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:27:45,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:27:45,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:27:45,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:27:45,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:27:45,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:27:45,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:27:45,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:27:45,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:27:45,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:27:45,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:27:45,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:27:45,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:27:45,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:27:45,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:27:45,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:27:45,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:27:45,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:27:45,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:27:45,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:27:45,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:27:45,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:27:45,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:27:45,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:27:45,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:27:45,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:27:45,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:27:45,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:27:45,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:27:45,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:27:45,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-16 22:27:45,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:27:45,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:27:45,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:27:45,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:27:45,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:27:45,808 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 22:27:45,808 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 22:27:45,809 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 22:27:45,809 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 22:27:45,809 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 22:27:45,811 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 22:27:45,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:27:45,813 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:27:45,813 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:27:45,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:27:45,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:27:45,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:27:45,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 22:27:45,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 22:27:45,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 22:27:45,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:27:45,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:27:45,819 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 22:27:45,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:27:45,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 22:27:45,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:27:45,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:27:45,822 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 22:27:45,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:27:45,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:27:45,825 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 22:27:45,826 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 22:27:45,828 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 -> baae1cc7aa11eb3c18aaf63a96f02979d33776a5 [2019-11-16 22:27:46,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:27:46,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:27:46,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:27:46,523 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:27:46,525 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:27:46,528 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/simple_2-2.c [2019-11-16 22:27:46,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef94e5674/3f085168986249768427ee290604c5ce/FLAGf8107784c [2019-11-16 22:27:47,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:27:47,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/simple_2-2.c [2019-11-16 22:27:47,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef94e5674/3f085168986249768427ee290604c5ce/FLAGf8107784c [2019-11-16 22:27:47,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef94e5674/3f085168986249768427ee290604c5ce [2019-11-16 22:27:47,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:27:47,837 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:27:47,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:27:47,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:27:47,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:27:47,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:27:47" (1/1) ... [2019-11-16 22:27:47,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@356e9fcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:47, skipping insertion in model container [2019-11-16 22:27:47,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:27:47" (1/1) ... [2019-11-16 22:27:47,878 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:27:47,923 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:27:48,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:27:48,368 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:27:48,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:27:48,445 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:27:48,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48 WrapperNode [2019-11-16 22:27:48,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:27:48,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:27:48,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:27:48,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:27:48,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:27:48,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:27:48,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:27:48,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:27:48,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:27:48" (1/1) ... [2019-11-16 22:27:48,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:27:48,733 INFO L168 Benchmark]: Toolchain (without parser) took 887.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 997.0 MB in the end (delta: -33.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:27:48,735 INFO L168 Benchmark]: CDTParser took 0.50 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 22:27:48,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.49 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 950.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:27:48,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.03 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 1.0 GB in the end (delta: -52.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:27:48,746 INFO L168 Benchmark]: Boogie Preprocessor took 46.90 ms. Allocated memory is still 1.0 GB. Free memory was 1.0 GB in the beginning and 997.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:27:48,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 613.49 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 950.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.03 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 1.0 GB in the end (delta: -52.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.90 ms. Allocated memory is still 1.0 GB. Free memory was 1.0 GB in the beginning and 997.0 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...