./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex8.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version da95e156 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/AutomizerReach.xml -i ../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex8.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 46300f8df490eeff7b37ea09f59b148489ff7bcb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:26:23,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:26:23,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:26:23,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:26:23,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:26:23,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:26:23,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:26:23,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:26:23,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:26:23,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:26:23,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:26:23,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:26:23,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:26:23,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:26:23,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:26:23,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:26:23,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:26:23,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:26:23,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:26:23,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:26:23,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:26:23,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:26:23,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:26:23,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:26:23,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:26:23,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:26:23,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:26:23,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:26:23,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:26:23,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:26:23,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:26:23,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:26:23,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:26:23,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:26:23,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:26:23,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:26:23,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:26:23,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:26:23,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:26:23,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:26:23,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:26:23,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-27 11:26:23,506 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:26:23,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:26:23,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:26:23,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:26:23,521 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:26:23,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:26:23,525 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:26:23,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:26:23,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:26:23,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:26:23,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:26:23,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:26:23,527 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-27 11:26:23,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:26:23,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:26:23,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:26:23,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:26:23,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:26:23,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:26:23,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:26:23,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:26:23,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:26:23,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:26:23,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:26:23,534 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:26:23,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:26:23,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:26:23,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(G ! overflow) ) 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 -> 46300f8df490eeff7b37ea09f59b148489ff7bcb [2019-11-27 11:26:24,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:26:24,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:26:24,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:26:24,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:26:24,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:26:24,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex8.c [2019-11-27 11:26:24,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521af3f21/fe8a5f7000024453bfdbe7a8fbefb4e9/FLAG27425f9bf [2019-11-27 11:26:25,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:26:25,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex8.c [2019-11-27 11:26:25,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521af3f21/fe8a5f7000024453bfdbe7a8fbefb4e9/FLAG27425f9bf [2019-11-27 11:26:25,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/521af3f21/fe8a5f7000024453bfdbe7a8fbefb4e9 [2019-11-27 11:26:25,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:26:25,449 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:26:25,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:25,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:26:25,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:26:25,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:25,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25, skipping insertion in model container [2019-11-27 11:26:25,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:25,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:26:25,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:26:25,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:25,932 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:26:25,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:25,974 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:26:25,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25 WrapperNode [2019-11-27 11:26:25,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:25,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:25,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:26:25,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:26:25,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:25,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:26,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:26:26,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:26:26,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:26:26,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:25" (1/1) ... [2019-11-27 11:26:26,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:26:26,202 INFO L168 Benchmark]: Toolchain (without parser) took 734.59 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:26:26,208 INFO L168 Benchmark]: CDTParser took 3.07 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. [2019-11-27 11:26:26,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:26,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:26,220 INFO L168 Benchmark]: Boogie Preprocessor took 46.36 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:26,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 517.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.36 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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...