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 0.1.23-502d2f4 [2018-10-12 20:22:11,233 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 20:22:11,238 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 20:22:11,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 20:22:11,273 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 20:22:11,278 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 20:22:11,279 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 20:22:11,286 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 20:22:11,289 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 20:22:11,293 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 20:22:11,296 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-12 20:22:11,296 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-12 20:22:11,297 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-12 20:22:11,307 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-12 20:22:11,309 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-12 20:22:11,317 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-12 20:22:11,319 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-12 20:22:11,337 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-12 20:22:11,339 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-12 20:22:11,341 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-12 20:22:11,342 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-12 20:22:11,349 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-12 20:22:11,352 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-12 20:22:11,383 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 [2018-10-12 20:22:11,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 20:22:11,437 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 20:22:11,440 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-12 20:22:11,440 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-12 20:22:11,444 INFO L133 SettingsManager]: * Use SBE=true [2018-10-12 20:22:11,444 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-12 20:22:11,445 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-12 20:22:11,445 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-12 20:22:11,445 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-12 20:22:11,445 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-12 20:22:11,445 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-12 20:22:11,449 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-12 20:22:11,449 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-12 20:22:11,449 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-12 20:22:11,449 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-12 20:22:11,450 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-12 20:22:11,450 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-12 20:22:11,450 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-12 20:22:11,450 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-12 20:22:11,451 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-12 20:22:11,455 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-12 20:22:11,455 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 20:22:11,455 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-12 20:22:11,456 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-12 20:22:11,456 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 20:22:11,456 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-12 20:22:11,456 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-12 20:22:11,457 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-12 20:22:11,458 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-10-12 20:22:11,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 20:22:11,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 20:22:11,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 20:22:11,639 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-12 20:22:11,642 INFO L276 PluginConnector]: CDTParser initialized [2018-10-12 20:22:11,643 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i [2018-10-12 20:22:11,771 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d8c0db3c/dcd48f8b054a4db9be554ed016f7ff51/FLAG20feaf2ab [2018-10-12 20:22:12,898 INFO L298 CDTParser]: Found 1 translation units. [2018-10-12 20:22:12,899 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i [2018-10-12 20:22:12,944 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d8c0db3c/dcd48f8b054a4db9be554ed016f7ff51/FLAG20feaf2ab [2018-10-12 20:22:12,982 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d8c0db3c/dcd48f8b054a4db9be554ed016f7ff51 [2018-10-12 20:22:13,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 20:22:13,021 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-12 20:22:13,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-12 20:22:13,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-12 20:22:13,030 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-12 20:22:13,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 08:22:12" (1/1) ... [2018-10-12 20:22:13,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f0c6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:13, skipping insertion in model container [2018-10-12 20:22:13,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 08:22:12" (1/1) ... [2018-10-12 20:22:13,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-12 20:22:13,183 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-12 20:22:13,914 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-12 20:22:13,944 INFO L189 MainTranslator]: Completed pre-run [2018-10-12 20:22:14,075 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-12 20:22:14,218 INFO L193 MainTranslator]: Completed translation [2018-10-12 20:22:14,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14 WrapperNode [2018-10-12 20:22:14,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-12 20:22:14,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-12 20:22:14,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-12 20:22:14,225 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-12 20:22:14,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14" (1/1) ... [2018-10-12 20:22:14,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14" (1/1) ... [2018-10-12 20:22:14,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14" (1/1) ... [2018-10-12 20:22:14,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14" (1/1) ... [2018-10-12 20:22:14,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14" (1/1) ... [2018-10-12 20:22:14,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14" (1/1) ... [2018-10-12 20:22:14,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:22:14" (1/1) ... [2018-10-12 20:22:14,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-12 20:22:14,481 INFO L168 Benchmark]: Toolchain (without parser) took 1466.27 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -46.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 1.9 GB. [2018-10-12 20:22:14,496 INFO L168 Benchmark]: CDTParser took 0.28 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. [2018-10-12 20:22:14,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1201.69 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. [2018-10-12 20:22:14,498 INFO L168 Benchmark]: Boogie Preprocessor took 251.22 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -68.1 MB). Peak memory consumption was 12.0 MB. Max. memory is 1.9 GB. [2018-10-12 20:22:14,508 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 0.28 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 1201.69 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 251.22 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -68.1 MB). Peak memory consumption was 12.0 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...