java -ea -Xmx2000000000 -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-invgen/string_concat-noarr_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f670a89 [2018-10-14 11:54:06,237 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 11:54:06,239 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 11:54:06,275 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 11:54:06,276 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 11:54:06,280 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 11:54:06,282 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 11:54:06,287 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 11:54:06,295 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 11:54:06,298 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 11:54:06,302 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 11:54:06,302 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 11:54:06,303 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 11:54:06,311 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 11:54:06,312 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 11:54:06,323 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 11:54:06,324 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 11:54:06,329 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 11:54:06,336 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 11:54:06,340 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 11:54:06,344 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 11:54:06,347 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 11:54:06,356 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 11:54:06,356 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 11:54:06,357 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 11:54:06,359 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 11:54:06,360 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 11:54:06,361 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 11:54:06,361 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 11:54:06,369 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 11:54:06,372 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 11:54:06,373 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-14 11:54:06,382 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 [2018-10-14 11:54:06,427 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 11:54:06,427 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 11:54:06,434 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-14 11:54:06,434 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-14 11:54:06,438 INFO L133 SettingsManager]: * Use SBE=true [2018-10-14 11:54:06,438 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-14 11:54:06,439 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-14 11:54:06,439 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-14 11:54:06,439 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-14 11:54:06,439 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-14 11:54:06,439 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-14 11:54:06,440 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-14 11:54:06,440 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-14 11:54:06,440 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-14 11:54:06,440 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-14 11:54:06,441 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-14 11:54:06,446 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-14 11:54:06,446 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-14 11:54:06,447 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-14 11:54:06,447 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-14 11:54:06,447 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-14 11:54:06,447 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 11:54:06,447 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-14 11:54:06,448 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-14 11:54:06,448 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 11:54:06,448 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-14 11:54:06,448 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-14 11:54:06,453 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 11:54:06,453 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-10-14 11:54:06,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 11:54:06,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 11:54:06,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 11:54:06,619 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-14 11:54:06,620 INFO L276 PluginConnector]: CDTParser initialized [2018-10-14 11:54:06,621 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/string_concat-noarr_true-unreach-call_true-termination.i [2018-10-14 11:54:06,786 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4055b36/9a463d563b3b4eb89a0e2561a190cfdd/FLAG2ef767bc6 [2018-10-14 11:54:07,701 INFO L298 CDTParser]: Found 1 translation units. [2018-10-14 11:54:07,702 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/string_concat-noarr_true-unreach-call_true-termination.i [2018-10-14 11:54:07,714 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4055b36/9a463d563b3b4eb89a0e2561a190cfdd/FLAG2ef767bc6 [2018-10-14 11:54:07,743 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab4055b36/9a463d563b3b4eb89a0e2561a190cfdd [2018-10-14 11:54:07,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 11:54:07,775 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-14 11:54:07,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-14 11:54:07,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-14 11:54:07,792 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-14 11:54:07,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:07" (1/1) ... [2018-10-14 11:54:07,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa9c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:07, skipping insertion in model container [2018-10-14 11:54:07,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:07" (1/1) ... [2018-10-14 11:54:07,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-14 11:54:07,891 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-14 11:54:08,297 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-14 11:54:08,307 INFO L189 MainTranslator]: Completed pre-run [2018-10-14 11:54:08,353 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-14 11:54:08,389 INFO L193 MainTranslator]: Completed translation [2018-10-14 11:54:08,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08 WrapperNode [2018-10-14 11:54:08,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-14 11:54:08,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 11:54:08,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 11:54:08,393 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 11:54:08,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08" (1/1) ... [2018-10-14 11:54:08,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08" (1/1) ... [2018-10-14 11:54:08,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08" (1/1) ... [2018-10-14 11:54:08,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08" (1/1) ... [2018-10-14 11:54:08,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08" (1/1) ... [2018-10-14 11:54:08,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08" (1/1) ... [2018-10-14 11:54:08,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:08" (1/1) ... [2018-10-14 11:54:08,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 11:54:08,491 INFO L168 Benchmark]: Toolchain (without parser) took 721.76 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-14 11:54:08,495 INFO L168 Benchmark]: CDTParser took 1.11 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-14 11:54:08,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.31 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-14 11:54:08,503 INFO L168 Benchmark]: Boogie Preprocessor took 87.78 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-14 11:54:08,511 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 1.11 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 613.31 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 87.78 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...