./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 47b0bc17 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash faaae9aa069653e753b732f00a89bd7a139fa132 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:52:36,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:52:36,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:52:36,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:52:36,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:52:36,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:52:36,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:52:36,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:52:36,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:52:36,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:52:36,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:52:36,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:52:36,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:52:36,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:52:36,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:52:36,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:52:36,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:52:36,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:52:36,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:52:36,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:52:36,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:52:36,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:52:36,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:52:36,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:52:36,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:52:36,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:52:36,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:52:36,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:52:36,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:52:36,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:52:36,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:52:36,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:52:36,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:52:36,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:52:36,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:52:36,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:52:36,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:52:36,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:52:36,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:52:36,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:52:36,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:52:36,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-20 23:52:36,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:52:36,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:52:36,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:52:36,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:52:36,774 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:52:36,774 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 23:52:36,775 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 23:52:36,777 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 23:52:36,777 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 23:52:36,777 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 23:52:36,778 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 23:52:36,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:52:36,779 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:52:36,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:52:36,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:52:36,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 23:52:36,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 23:52:36,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 23:52:36,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:52:36,782 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 23:52:36,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:52:36,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 23:52:36,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:52:36,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:52:36,783 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 23:52:36,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:52:36,784 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:52:36,784 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 23:52:36,786 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 23:52:36,788 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faaae9aa069653e753b732f00a89bd7a139fa132 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:52:37,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:52:37,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:52:37,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:52:37,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:52:37,274 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:52:37,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i [2019-11-20 23:52:37,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e154c6af7/ce180bd766d4420da96afd9c3f49f963/FLAGffac4ba5e [2019-11-20 23:52:38,089 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:52:38,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11C.i [2019-11-20 23:52:38,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e154c6af7/ce180bd766d4420da96afd9c3f49f963/FLAGffac4ba5e [2019-11-20 23:52:38,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e154c6af7/ce180bd766d4420da96afd9c3f49f963 [2019-11-20 23:52:38,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:52:38,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:52:38,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:52:38,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:52:38,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:52:38,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d91942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38, skipping insertion in model container [2019-11-20 23:52:38,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:52:38,479 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:52:38,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:52:38,770 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:52:38,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:52:38,803 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:52:38,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38 WrapperNode [2019-11-20 23:52:38,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:52:38,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:52:38,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:52:38,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:52:38,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:52:38,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:52:38,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:52:38,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:52:38,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:52:38" (1/1) ... [2019-11-20 23:52:38,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:52:39,003 INFO L168 Benchmark]: Toolchain (without parser) took 590.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:52:39,006 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:52:39,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.88 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 948.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-20 23:52:39,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-20 23:52:39,015 INFO L168 Benchmark]: Boogie Preprocessor took 47.24 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:52:39,025 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 385.88 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 948.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.24 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...