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/loop-acceleration/underapprox_true-unreach-call2_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dddd7a2 [2018-10-11 11:24:04,536 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 11:24:04,541 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 11:24:04,573 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 11:24:04,576 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 11:24:04,577 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 11:24:04,582 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 11:24:04,587 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 11:24:04,593 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 11:24:04,594 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 11:24:04,599 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 11:24:04,600 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 11:24:04,604 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 11:24:04,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 11:24:04,620 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 11:24:04,621 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 11:24:04,623 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 11:24:04,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 11:24:04,634 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 11:24:04,635 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 11:24:04,642 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 11:24:04,644 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 11:24:04,650 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 11:24:04,650 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 11:24:04,650 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 11:24:04,656 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 11:24:04,657 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 11:24:04,658 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 11:24:04,659 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 11:24:04,667 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 11:24:04,667 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 11:24:04,668 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 11:24:04,669 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 11:24:04,669 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 11:24:04,676 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 11:24:04,677 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 11:24:04,678 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 11:24:04,732 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 11:24:04,733 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 11:24:04,734 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 11:24:04,734 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 11:24:04,736 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 11:24:04,737 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-11 11:24:04,737 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-11 11:24:04,737 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-11 11:24:04,737 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-11 11:24:04,738 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-11 11:24:04,738 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-11 11:24:04,738 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 11:24:04,738 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 11:24:04,738 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 11:24:04,742 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 11:24:04,742 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-11 11:24:04,742 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-11 11:24:04,742 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-11 11:24:04,743 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 11:24:04,743 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-11 11:24:04,743 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-11 11:24:04,743 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 11:24:04,744 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 11:24:04,747 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-11 11:24:04,747 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 11:24:04,747 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 11:24:04,748 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-11 11:24:04,750 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-11 11:24:04,751 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-10-11 11:24:04,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 11:24:04,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 11:24:04,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 11:24:04,926 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 11:24:04,926 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 11:24:04,927 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-10-11 11:24:05,547 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d656539c2/9db5ec0c45b0450c84981ba7040c4e41/FLAGd3fd60110 [2018-10-11 11:24:05,959 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 11:24:05,960 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/underapprox_true-unreach-call2_true-termination.i [2018-10-11 11:24:05,972 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d656539c2/9db5ec0c45b0450c84981ba7040c4e41/FLAGd3fd60110 [2018-10-11 11:24:06,003 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d656539c2/9db5ec0c45b0450c84981ba7040c4e41 [2018-10-11 11:24:06,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 11:24:06,026 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 11:24:06,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 11:24:06,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 11:24:06,046 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 11:24:06,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7070b94c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06, skipping insertion in model container [2018-10-11 11:24:06,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 11:24:06,134 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 11:24:06,568 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 11:24:06,582 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 11:24:06,622 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 11:24:06,661 INFO L193 MainTranslator]: Completed translation [2018-10-11 11:24:06,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06 WrapperNode [2018-10-11 11:24:06,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 11:24:06,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 11:24:06,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 11:24:06,663 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 11:24:06,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:24:06" (1/1) ... [2018-10-11 11:24:06,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 11:24:06,744 INFO L168 Benchmark]: Toolchain (without parser) took 720.94 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 11:24:06,751 INFO L168 Benchmark]: CDTParser took 0.25 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 11:24:06,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.80 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 11:24:06,753 INFO L168 Benchmark]: Boogie Preprocessor took 75.84 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 11:24:06,763 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 0.25 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 634.80 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 75.84 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...