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/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-82208a2 [2018-10-17 13:41:05,944 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-17 13:41:05,954 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-17 13:41:05,977 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-17 13:41:05,977 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-17 13:41:05,978 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-17 13:41:05,984 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-17 13:41:05,986 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-17 13:41:05,987 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-17 13:41:05,988 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-17 13:41:05,988 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-17 13:41:05,992 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-17 13:41:05,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-17 13:41:05,998 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-17 13:41:05,998 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-17 13:41:05,999 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-17 13:41:06,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-17 13:41:06,011 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-17 13:41:06,013 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-17 13:41:06,020 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-17 13:41:06,021 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-17 13:41:06,027 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-17 13:41:06,033 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-17 13:41:06,033 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-17 13:41:06,033 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-17 13:41:06,034 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-17 13:41:06,035 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-17 13:41:06,035 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-17 13:41:06,042 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-17 13:41:06,043 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-17 13:41:06,044 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-17 13:41:06,045 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-17 13:41:06,050 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 [2018-10-17 13:41:06,096 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-17 13:41:06,096 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-17 13:41:06,097 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-17 13:41:06,097 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-17 13:41:06,105 INFO L133 SettingsManager]: * Use SBE=true [2018-10-17 13:41:06,105 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-17 13:41:06,105 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-17 13:41:06,106 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-17 13:41:06,106 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-17 13:41:06,106 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-17 13:41:06,106 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-17 13:41:06,106 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-17 13:41:06,107 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-17 13:41:06,107 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-17 13:41:06,107 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-17 13:41:06,110 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-17 13:41:06,110 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-17 13:41:06,110 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-17 13:41:06,110 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-17 13:41:06,110 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-17 13:41:06,111 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-17 13:41:06,111 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-17 13:41:06,111 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-17 13:41:06,111 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-17 13:41:06,111 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-17 13:41:06,112 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-17 13:41:06,117 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-17 13:41:06,119 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-17 13:41:06,120 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-10-17 13:41:06,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-17 13:41:06,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-17 13:41:06,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-17 13:41:06,294 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-17 13:41:06,294 INFO L276 PluginConnector]: CDTParser initialized [2018-10-17 13:41:06,300 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i [2018-10-17 13:41:06,434 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f2306240/fc072cb6d4e94c57826603e0b14da96a/FLAG9ca42839a [2018-10-17 13:41:07,474 INFO L298 CDTParser]: Found 1 translation units. [2018-10-17 13:41:07,475 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-memory-alloca/rec_strlen-alloca_true-termination.c.i [2018-10-17 13:41:07,509 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f2306240/fc072cb6d4e94c57826603e0b14da96a/FLAG9ca42839a [2018-10-17 13:41:07,530 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f2306240/fc072cb6d4e94c57826603e0b14da96a [2018-10-17 13:41:07,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-17 13:41:07,554 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-17 13:41:07,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-17 13:41:07,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-17 13:41:07,559 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-17 13:41:07,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 01:41:07" (1/1) ... [2018-10-17 13:41:07,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460f7512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:07, skipping insertion in model container [2018-10-17 13:41:07,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 01:41:07" (1/1) ... [2018-10-17 13:41:07,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-17 13:41:07,717 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-17 13:41:08,542 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-17 13:41:08,572 INFO L189 MainTranslator]: Completed pre-run [2018-10-17 13:41:08,708 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-17 13:41:08,856 INFO L193 MainTranslator]: Completed translation [2018-10-17 13:41:08,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08 WrapperNode [2018-10-17 13:41:08,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-17 13:41:08,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-17 13:41:08,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-17 13:41:08,862 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-17 13:41:08,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08" (1/1) ... [2018-10-17 13:41:08,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08" (1/1) ... [2018-10-17 13:41:09,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08" (1/1) ... [2018-10-17 13:41:09,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08" (1/1) ... [2018-10-17 13:41:09,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08" (1/1) ... [2018-10-17 13:41:09,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08" (1/1) ... [2018-10-17 13:41:09,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:41:08" (1/1) ... [2018-10-17 13:41:09,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-17 13:41:09,214 INFO L168 Benchmark]: Toolchain (without parser) took 1662.41 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -50.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 3.9 GB. [2018-10-17 13:41:09,220 INFO L168 Benchmark]: CDTParser took 0.38 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. [2018-10-17 13:41:09,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1306.08 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: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-10-17 13:41:09,222 INFO L168 Benchmark]: Boogie Preprocessor took 340.92 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -72.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 3.9 GB. [2018-10-17 13:41:09,231 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 0.38 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 1306.08 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: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 340.92 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -72.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...