java -ea -Xmx4000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call2_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2da28c8 [2018-10-30 11:36:11,200 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-30 11:36:11,208 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-30 11:36:11,240 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-30 11:36:11,240 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-30 11:36:11,242 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-30 11:36:11,247 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-30 11:36:11,252 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-30 11:36:11,263 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-30 11:36:11,264 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-30 11:36:11,268 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-30 11:36:11,269 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-30 11:36:11,273 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-30 11:36:11,274 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-30 11:36:11,287 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-30 11:36:11,288 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-30 11:36:11,289 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-30 11:36:11,297 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-30 11:36:11,306 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-30 11:36:11,308 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-30 11:36:11,314 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-30 11:36:11,318 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-30 11:36:11,320 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-30 11:36:11,328 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-30 11:36:11,328 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-30 11:36:11,329 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-30 11:36:11,331 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-30 11:36:11,337 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-30 11:36:11,338 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-30 11:36:11,341 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-30 11:36:11,341 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-30 11:36:11,344 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-30 11:36:11,351 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 [2018-10-30 11:36:11,401 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-30 11:36:11,402 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-30 11:36:11,403 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-30 11:36:11,403 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-30 11:36:11,403 INFO L133 SettingsManager]: * Use SBE=true [2018-10-30 11:36:11,403 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-30 11:36:11,411 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-30 11:36:11,411 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-30 11:36:11,411 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-30 11:36:11,411 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-30 11:36:11,412 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-30 11:36:11,412 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-30 11:36:11,412 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-30 11:36:11,412 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-30 11:36:11,412 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-30 11:36:11,413 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-30 11:36:11,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-30 11:36:11,413 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-30 11:36:11,413 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-30 11:36:11,413 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-30 11:36:11,414 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-30 11:36:11,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-30 11:36:11,419 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-30 11:36:11,420 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-30 11:36:11,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-30 11:36:11,420 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-30 11:36:11,420 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-30 11:36:11,421 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-30 11:36:11,421 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-10-30 11:36:11,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-30 11:36:11,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-30 11:36:11,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-30 11:36:11,579 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-30 11:36:11,580 INFO L276 PluginConnector]: CDTParser initialized [2018-10-30 11:36:11,581 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-10-30 11:36:11,718 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceec790f3/084709b1c4144f7399890097d2f2393c/FLAG721363f68 [2018-10-30 11:36:12,666 INFO L298 CDTParser]: Found 1 translation units. [2018-10-30 11:36:12,667 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-10-30 11:36:12,680 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceec790f3/084709b1c4144f7399890097d2f2393c/FLAG721363f68 [2018-10-30 11:36:12,710 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceec790f3/084709b1c4144f7399890097d2f2393c [2018-10-30 11:36:12,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-30 11:36:12,743 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-30 11:36:12,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-30 11:36:12,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-30 11:36:12,758 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-30 11:36:12,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.10 11:36:12" (1/1) ... [2018-10-30 11:36:12,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777de76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:12, skipping insertion in model container [2018-10-30 11:36:12,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.10 11:36:12" (1/1) ... [2018-10-30 11:36:12,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-30 11:36:12,847 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-30 11:36:13,320 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-30 11:36:13,332 INFO L189 MainTranslator]: Completed pre-run [2018-10-30 11:36:13,380 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-30 11:36:13,419 INFO L193 MainTranslator]: Completed translation [2018-10-30 11:36:13,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13 WrapperNode [2018-10-30 11:36:13,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-30 11:36:13,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-30 11:36:13,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-30 11:36:13,424 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-30 11:36:13,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13" (1/1) ... [2018-10-30 11:36:13,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13" (1/1) ... [2018-10-30 11:36:13,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13" (1/1) ... [2018-10-30 11:36:13,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13" (1/1) ... [2018-10-30 11:36:13,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13" (1/1) ... [2018-10-30 11:36:13,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13" (1/1) ... [2018-10-30 11:36:13,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.10 11:36:13" (1/1) ... [2018-10-30 11:36:13,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-30 11:36:13,530 INFO L168 Benchmark]: Toolchain (without parser) took 791.49 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-30 11:36:13,538 INFO L168 Benchmark]: CDTParser took 3.37 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. [2018-10-30 11:36:13,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.60 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-30 11:36:13,541 INFO L168 Benchmark]: Boogie Preprocessor took 96.90 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. [2018-10-30 11:36:13,548 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 3.37 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 677.60 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 96.90 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...