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-invgen/string_concat-noarr_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b67e021 [2018-11-16 12:34:49,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 12:34:49,187 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 12:34:49,211 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 12:34:49,211 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 12:34:49,212 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 12:34:49,222 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 12:34:49,227 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 12:34:49,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 12:34:49,237 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 12:34:49,241 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 12:34:49,241 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 12:34:49,245 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 12:34:49,256 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 12:34:49,258 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 12:34:49,259 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 12:34:49,260 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 12:34:49,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 12:34:49,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 12:34:49,283 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 12:34:49,286 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 12:34:49,290 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 12:34:49,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-16 12:34:49,299 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-16 12:34:49,299 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-16 12:34:49,304 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-16 12:34:49,305 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-16 12:34:49,311 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-16 12:34:49,311 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-16 12:34:49,318 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-16 12:34:49,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-16 12:34:49,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-16 12:34:49,324 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 [2018-11-16 12:34:49,380 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 12:34:49,381 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 12:34:49,386 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 12:34:49,386 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 12:34:49,386 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 12:34:49,391 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-16 12:34:49,391 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-16 12:34:49,391 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-16 12:34:49,392 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-16 12:34:49,392 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-16 12:34:49,392 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-16 12:34:49,392 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 12:34:49,392 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-16 12:34:49,393 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 12:34:49,393 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 12:34:49,399 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-16 12:34:49,399 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-16 12:34:49,399 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-16 12:34:49,400 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 12:34:49,400 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-16 12:34:49,400 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 12:34:49,401 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-16 12:34:49,401 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 12:34:49,401 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 12:34:49,401 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-16 12:34:49,401 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 12:34:49,404 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 12:34:49,404 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-16 12:34:49,405 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-16 12:34:49,405 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-16 12:34:49,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 12:34:49,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 12:34:49,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 12:34:49,572 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 12:34:49,573 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 12:34:49,573 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/string_concat-noarr_true-unreach-call_true-termination.i [2018-11-16 12:34:49,687 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/323c09e30/c5c1dc20f5b946da9b96ace7032bca81/FLAGce0447768 [2018-11-16 12:34:50,594 INFO L304 CDTParser]: Found 1 translation units. [2018-11-16 12:34:50,598 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/string_concat-noarr_true-unreach-call_true-termination.i [2018-11-16 12:34:50,614 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/323c09e30/c5c1dc20f5b946da9b96ace7032bca81/FLAGce0447768 [2018-11-16 12:34:50,788 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/323c09e30/c5c1dc20f5b946da9b96ace7032bca81 [2018-11-16 12:34:50,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 12:34:50,815 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-16 12:34:50,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 12:34:50,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 12:34:50,821 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 12:34:50,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:50" (1/1) ... [2018-11-16 12:34:50,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d758a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:50, skipping insertion in model container [2018-11-16 12:34:50,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:50" (1/1) ... [2018-11-16 12:34:50,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 12:34:50,918 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 12:34:51,386 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 12:34:51,395 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 12:34:51,445 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 12:34:51,476 INFO L195 MainTranslator]: Completed translation [2018-11-16 12:34:51,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51 WrapperNode [2018-11-16 12:34:51,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 12:34:51,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 12:34:51,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 12:34:51,478 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 12:34:51,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51" (1/1) ... [2018-11-16 12:34:51,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51" (1/1) ... [2018-11-16 12:34:51,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51" (1/1) ... [2018-11-16 12:34:51,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51" (1/1) ... [2018-11-16 12:34:51,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51" (1/1) ... [2018-11-16 12:34:51,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51" (1/1) ... [2018-11-16 12:34:51,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:51" (1/1) ... [2018-11-16 12:34:51,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 12:34:51,573 INFO L168 Benchmark]: Toolchain (without parser) took 758.27 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. [2018-11-16 12:34:51,581 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-11-16 12:34:51,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.58 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. [2018-11-16 12:34:51,585 INFO L168 Benchmark]: Boogie Preprocessor took 87.79 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. [2018-11-16 12:34:51,591 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 0.23 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 660.58 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 87.79 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...