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/loop-invgen/string_concat-noarr_true-unreach-call_false-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cde60e6 [2018-11-26 23:52:29,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 23:52:29,128 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 23:52:29,163 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 23:52:29,163 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 23:52:29,165 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 23:52:29,169 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 23:52:29,175 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 23:52:29,180 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 23:52:29,183 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 23:52:29,190 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 23:52:29,190 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 23:52:29,198 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 23:52:29,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 23:52:29,210 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 23:52:29,211 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 23:52:29,220 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 23:52:29,224 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 23:52:29,226 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 23:52:29,235 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 23:52:29,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 23:52:29,242 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 23:52:29,250 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 23:52:29,250 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 23:52:29,251 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 23:52:29,258 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 23:52:29,260 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 23:52:29,260 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 23:52:29,267 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 23:52:29,268 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 23:52:29,274 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 23:52:29,275 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 23:52:29,275 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 23:52:29,276 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 23:52:29,277 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 23:52:29,283 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 23:52:29,283 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 23:52:29,340 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 23:52:29,341 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 23:52:29,342 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 23:52:29,342 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 23:52:29,347 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 23:52:29,347 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-26 23:52:29,348 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-26 23:52:29,348 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-26 23:52:29,348 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-26 23:52:29,348 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-26 23:52:29,348 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-26 23:52:29,349 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 23:52:29,352 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 23:52:29,352 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 23:52:29,352 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 23:52:29,352 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-26 23:52:29,353 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-26 23:52:29,353 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-26 23:52:29,353 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 23:52:29,353 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-26 23:52:29,353 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 23:52:29,359 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-26 23:52:29,359 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 23:52:29,359 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 23:52:29,360 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-26 23:52:29,360 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 23:52:29,360 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 23:52:29,360 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-26 23:52:29,365 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-26 23:52:29,365 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-26 23:52:29,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 23:52:29,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 23:52:29,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 23:52:29,503 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 23:52:29,504 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 23:52:29,504 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/string_concat-noarr_true-unreach-call_false-termination.i [2018-11-26 23:52:29,678 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3073335cc/151f9b45a1cc4b02863bc1822a7bd8fb/FLAG84874c499 [2018-11-26 23:52:30,661 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 23:52:30,662 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/string_concat-noarr_true-unreach-call_false-termination.i [2018-11-26 23:52:30,679 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3073335cc/151f9b45a1cc4b02863bc1822a7bd8fb/FLAG84874c499 [2018-11-26 23:52:30,923 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3073335cc/151f9b45a1cc4b02863bc1822a7bd8fb [2018-11-26 23:52:30,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 23:52:30,953 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 23:52:30,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 23:52:30,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 23:52:30,969 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 23:52:30,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:30" (1/1) ... [2018-11-26 23:52:30,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ce7722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:30, skipping insertion in model container [2018-11-26 23:52:30,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:30" (1/1) ... [2018-11-26 23:52:31,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 23:52:31,050 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 23:52:31,509 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:52:31,517 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 23:52:31,554 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 23:52:31,585 INFO L195 MainTranslator]: Completed translation [2018-11-26 23:52:31,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31 WrapperNode [2018-11-26 23:52:31,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 23:52:31,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 23:52:31,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 23:52:31,590 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 23:52:31,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31" (1/1) ... [2018-11-26 23:52:31,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31" (1/1) ... [2018-11-26 23:52:31,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31" (1/1) ... [2018-11-26 23:52:31,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31" (1/1) ... [2018-11-26 23:52:31,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31" (1/1) ... [2018-11-26 23:52:31,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31" (1/1) ... [2018-11-26 23:52:31,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:31" (1/1) ... [2018-11-26 23:52:31,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 23:52:31,701 INFO L168 Benchmark]: Toolchain (without parser) took 745.05 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. [2018-11-26 23:52:31,706 INFO L168 Benchmark]: CDTParser took 0.19 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 23:52:31,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.48 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. [2018-11-26 23:52:31,711 INFO L168 Benchmark]: Boogie Preprocessor took 104.09 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 23:52:31,715 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 0.19 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 631.48 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 104.09 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...