java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.20_true-termination_true-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cde60e6 [2018-11-26 23:48:08,233 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 23:48:08,238 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 23:48:08,262 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 23:48:08,262 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 23:48:08,265 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 23:48:08,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 23:48:08,272 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 23:48:08,276 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 23:48:08,277 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 23:48:08,278 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 23:48:08,278 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 23:48:08,278 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 23:48:08,285 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 23:48:08,286 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 23:48:08,296 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 23:48:08,296 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 23:48:08,302 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 23:48:08,304 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 23:48:08,311 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 23:48:08,313 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 23:48:08,316 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 23:48:08,321 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 23:48:08,321 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 23:48:08,321 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 23:48:08,326 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 23:48:08,334 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 23:48:08,339 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 23:48:08,345 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 23:48:08,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 23:48:08,350 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 23:48:08,354 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 23:48:08,354 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 23:48:08,354 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 23:48:08,355 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 23:48:08,356 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 23:48:08,356 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-26 23:48:08,404 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 23:48:08,404 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 23:48:08,408 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 23:48:08,408 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 23:48:08,411 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 23:48:08,411 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-26 23:48:08,412 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-26 23:48:08,412 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-26 23:48:08,412 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-26 23:48:08,412 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-26 23:48:08,412 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-26 23:48:08,416 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 23:48:08,416 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 23:48:08,416 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 23:48:08,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 23:48:08,417 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-26 23:48:08,417 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-26 23:48:08,417 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-26 23:48:08,417 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 23:48:08,418 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-26 23:48:08,418 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 23:48:08,418 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-26 23:48:08,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 23:48:08,423 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 23:48:08,423 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-26 23:48:08,424 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 23:48:08,424 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 23:48:08,424 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-26 23:48:08,425 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-26 23:48:08,425 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-26 23:48:08,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 23:48:08,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 23:48:08,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 23:48:08,560 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 23:48:08,561 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 23:48:08,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.20_true-termination_true-no-overflow.c [2018-11-26 23:48:08,700 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f613fa3/130067b079564c97bcf260c6844fdf77/FLAG6e039029b [2018-11-26 23:48:09,676 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 23:48:09,677 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.20_true-termination_true-no-overflow.c [2018-11-26 23:48:09,693 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f613fa3/130067b079564c97bcf260c6844fdf77/FLAG6e039029b [2018-11-26 23:48:09,894 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f613fa3/130067b079564c97bcf260c6844fdf77 [2018-11-26 23:48:09,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 23:48:09,926 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 23:48:09,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 23:48:09,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 23:48:09,940 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 23:48:09,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:48:09" (1/1) ... [2018-11-26 23:48:09,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2703f97e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:09, skipping insertion in model container [2018-11-26 23:48:09,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:48:09" (1/1) ... [2018-11-26 23:48:09,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 23:48:10,017 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 23:48:10,461 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:48:10,476 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 23:48:10,516 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:48:10,553 INFO L195 MainTranslator]: Completed translation [2018-11-26 23:48:10,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10 WrapperNode [2018-11-26 23:48:10,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 23:48:10,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 23:48:10,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 23:48:10,557 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 23:48:10,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10" (1/1) ... [2018-11-26 23:48:10,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10" (1/1) ... [2018-11-26 23:48:10,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10" (1/1) ... [2018-11-26 23:48:10,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10" (1/1) ... [2018-11-26 23:48:10,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10" (1/1) ... [2018-11-26 23:48:10,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10" (1/1) ... [2018-11-26 23:48:10,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:10" (1/1) ... [2018-11-26 23:48:10,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 23:48:10,648 INFO L168 Benchmark]: Toolchain (without parser) took 725.78 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. [2018-11-26 23:48:10,655 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 23:48:10,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.39 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. [2018-11-26 23:48:10,657 INFO L168 Benchmark]: Boogie Preprocessor took 83.62 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 23:48:10,674 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 627.39 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 83.62 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...