./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- 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/array-memsafety/openbsd_cstrcmp-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash f68b319d77fa756392ca29e618a1e0accd9b6c9e --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 [2019-11-21 00:00:09,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-21 00:00:09,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-21 00:00:09,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-21 00:00:09,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-21 00:00:09,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-21 00:00:09,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-21 00:00:09,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-21 00:00:09,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-21 00:00:09,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-21 00:00:09,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-21 00:00:09,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-21 00:00:09,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-21 00:00:09,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-21 00:00:09,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-21 00:00:09,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-21 00:00:09,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-21 00:00:09,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-21 00:00:09,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-21 00:00:09,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-21 00:00:09,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-21 00:00:09,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-21 00:00:09,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-21 00:00:09,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-21 00:00:09,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-21 00:00:09,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-21 00:00:09,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-21 00:00:09,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-21 00:00:09,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-21 00:00:09,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-21 00:00:09,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-21 00:00:09,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-21 00:00:09,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-21 00:00:09,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-21 00:00:09,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-21 00:00:09,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-21 00:00:09,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-21 00:00:09,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-21 00:00:09,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-21 00:00:09,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-21 00:00:09,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-21 00:00:09,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-21 00:00:09,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-21 00:00:09,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-21 00:00:09,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-21 00:00:09,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-21 00:00:09,692 INFO L138 SettingsManager]: * Use SBE=true [2019-11-21 00:00:09,692 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-21 00:00:09,694 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-21 00:00:09,694 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-21 00:00:09,694 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-21 00:00:09,697 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-21 00:00:09,698 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-21 00:00:09,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-21 00:00:09,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-21 00:00:09,699 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-21 00:00:09,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-21 00:00:09,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-21 00:00:09,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-21 00:00:09,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-21 00:00:09,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-21 00:00:09,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-21 00:00:09,703 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-21 00:00:09,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-21 00:00:09,705 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-21 00:00:09,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-21 00:00:09,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-21 00:00:09,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-21 00:00:09,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-21 00:00:09,708 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-21 00:00:09,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-21 00:00:09,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-21 00:00:09,709 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-21 00:00:09,713 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-21 00:00:09,714 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f68b319d77fa756392ca29e618a1e0accd9b6c9e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-21 00:00:10,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-21 00:00:10,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-21 00:00:10,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-21 00:00:10,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-21 00:00:10,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-21 00:00:10,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-21 00:00:10,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8bebb6a7/ba8182e4956a40d0bcbbfbc97c221df4/FLAG0211c098e [2019-11-21 00:00:11,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-21 00:00:11,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-21 00:00:11,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8bebb6a7/ba8182e4956a40d0bcbbfbc97c221df4/FLAG0211c098e [2019-11-21 00:00:11,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8bebb6a7/ba8182e4956a40d0bcbbfbc97c221df4 [2019-11-21 00:00:11,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-21 00:00:11,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-21 00:00:11,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-21 00:00:11,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-21 00:00:11,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-21 00:00:11,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:00:11" (1/1) ... [2019-11-21 00:00:11,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d356e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:11, skipping insertion in model container [2019-11-21 00:00:11,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:00:11" (1/1) ... [2019-11-21 00:00:11,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-21 00:00:11,864 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-21 00:00:12,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 00:00:12,795 INFO L201 MainTranslator]: Completed pre-run [2019-11-21 00:00:12,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 00:00:13,047 INFO L205 MainTranslator]: Completed translation [2019-11-21 00:00:13,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13 WrapperNode [2019-11-21 00:00:13,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-21 00:00:13,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-21 00:00:13,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-21 00:00:13,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-21 00:00:13,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-21 00:00:13,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-21 00:00:13,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-21 00:00:13,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-21 00:00:13,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:13" (1/1) ... [2019-11-21 00:00:13,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-21 00:00:13,266 INFO L168 Benchmark]: Toolchain (without parser) took 1538.74 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-21 00:00:13,280 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-21 00:00:13,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1324.61 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-21 00:00:13,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.44 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-21 00:00:13,289 INFO L168 Benchmark]: Boogie Preprocessor took 75.55 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-21 00:00:13,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1324.61 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.44 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.55 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...