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/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dddd7a2 [2018-10-11 11:21:13,460 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 11:21:13,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 11:21:13,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 11:21:13,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 11:21:13,504 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 11:21:13,505 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 11:21:13,513 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 11:21:13,520 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 11:21:13,527 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 11:21:13,528 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 11:21:13,529 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 11:21:13,537 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 11:21:13,538 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 11:21:13,540 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 11:21:13,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 11:21:13,550 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 11:21:13,558 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 11:21:13,567 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 11:21:13,572 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 11:21:13,574 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 11:21:13,578 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 11:21:13,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 11:21:13,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 11:21:13,585 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 11:21:13,592 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 11:21:13,593 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 11:21:13,594 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 11:21:13,601 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 11:21:13,602 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 11:21:13,603 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 11:21:13,607 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-11 11:21:13,609 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 [2018-10-11 11:21:13,665 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 11:21:13,666 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 11:21:13,675 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 11:21:13,676 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 11:21:13,677 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 11:21:13,677 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-11 11:21:13,677 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-11 11:21:13,678 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-11 11:21:13,678 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-11 11:21:13,678 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-11 11:21:13,678 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-11 11:21:13,679 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 11:21:13,679 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 11:21:13,679 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 11:21:13,679 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 11:21:13,679 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-11 11:21:13,680 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-11 11:21:13,683 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-11 11:21:13,683 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 11:21:13,685 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-11 11:21:13,685 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-11 11:21:13,685 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 11:21:13,686 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 11:21:13,686 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-11 11:21:13,686 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 11:21:13,686 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 11:21:13,686 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-11 11:21:13,687 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-11 11:21:13,691 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-10-11 11:21:13,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 11:21:13,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 11:21:13,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 11:21:13,852 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 11:21:13,852 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 11:21:13,853 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i [2018-10-11 11:21:14,395 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f827a4295/f07da68979d74ed7a59d163114a40b59/FLAG4c8f9110c [2018-10-11 11:21:15,041 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 11:21:15,042 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i [2018-10-11 11:21:15,083 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f827a4295/f07da68979d74ed7a59d163114a40b59/FLAG4c8f9110c [2018-10-11 11:21:15,125 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f827a4295/f07da68979d74ed7a59d163114a40b59 [2018-10-11 11:21:15,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 11:21:15,157 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 11:21:15,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 11:21:15,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 11:21:15,172 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 11:21:15,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:21:15" (1/1) ... [2018-10-11 11:21:15,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597763b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:15, skipping insertion in model container [2018-10-11 11:21:15,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:21:15" (1/1) ... [2018-10-11 11:21:15,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 11:21:15,327 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 11:21:15,892 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 11:21:15,925 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 11:21:16,087 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 11:21:16,231 INFO L193 MainTranslator]: Completed translation [2018-10-11 11:21:16,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16 WrapperNode [2018-10-11 11:21:16,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 11:21:16,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 11:21:16,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 11:21:16,240 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 11:21:16,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16" (1/1) ... [2018-10-11 11:21:16,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16" (1/1) ... [2018-10-11 11:21:16,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16" (1/1) ... [2018-10-11 11:21:16,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16" (1/1) ... [2018-10-11 11:21:16,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16" (1/1) ... [2018-10-11 11:21:16,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16" (1/1) ... [2018-10-11 11:21:16,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:21:16" (1/1) ... [2018-10-11 11:21:16,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 11:21:16,434 INFO L168 Benchmark]: Toolchain (without parser) took 1282.70 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-10-11 11:21:16,440 INFO L168 Benchmark]: CDTParser took 0.24 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. [2018-10-11 11:21:16,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1077.40 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-10-11 11:21:16,445 INFO L168 Benchmark]: Boogie Preprocessor took 187.38 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. [2018-10-11 11:21:16,451 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 0.24 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 1077.40 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 187.38 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...