./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-crafted/Nyala-2lex-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 025d5a27 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/Nyala-2lex-2.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 054e86c0b11592f66f6efc3e0f84c6f8bee49b59 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.24-025d5a2 [2019-11-26 18:00:26,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:00:26,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:00:26,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:00:26,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:00:26,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:00:26,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:00:26,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:00:26,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:00:26,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:00:26,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:00:26,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:00:26,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:00:26,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:00:26,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:00:26,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:00:26,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:00:26,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:00:26,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:00:26,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:00:26,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:00:26,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:00:26,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:00:26,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:00:26,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:00:26,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:00:26,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:00:26,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:00:26,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:00:26,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:00:26,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:00:26,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:00:26,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:00:26,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:00:26,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:00:26,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:00:26,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:00:26,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:00:26,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:00:26,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:00:26,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:00:26,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-26 18:00:26,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:00:26,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:00:26,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:00:26,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:00:26,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:00:26,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:00:26,726 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:00:26,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:00:26,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:00:26,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 18:00:26,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 18:00:26,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 18:00:26,731 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 18:00:26,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 18:00:26,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:00:26,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 18:00:26,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:00:26,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:00:26,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 18:00:26,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 18:00:26,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 18:00:26,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:00:26,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 18:00:26,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 18:00:26,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 18:00:26,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 18:00:26,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 18:00:26,738 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 -> 054e86c0b11592f66f6efc3e0f84c6f8bee49b59 [2019-11-26 18:00:27,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:00:27,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:00:27,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:00:27,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:00:27,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:00:27,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Nyala-2lex-2.c [2019-11-26 18:00:27,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d43b06eb/a011fdb6f7274700b93c509fb5495355/FLAGd4226fe2f [2019-11-26 18:00:28,517 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:00:28,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Nyala-2lex-2.c [2019-11-26 18:00:28,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d43b06eb/a011fdb6f7274700b93c509fb5495355/FLAGd4226fe2f [2019-11-26 18:00:28,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d43b06eb/a011fdb6f7274700b93c509fb5495355 [2019-11-26 18:00:28,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:00:28,713 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 18:00:28,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:00:28,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:00:28,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:00:28,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:00:28" (1/1) ... [2019-11-26 18:00:28,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456125ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:28, skipping insertion in model container [2019-11-26 18:00:28,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:00:28" (1/1) ... [2019-11-26 18:00:28,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:00:28,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:00:29,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:00:29,252 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 18:00:29,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:00:29,327 INFO L208 MainTranslator]: Completed translation [2019-11-26 18:00:29,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29 WrapperNode [2019-11-26 18:00:29,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:00:29,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 18:00:29,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 18:00:29,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 18:00:29,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 18:00:29,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 18:00:29,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 18:00:29,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 18:00:29,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:29" (1/1) ... [2019-11-26 18:00:29,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 18:00:29,581 INFO L168 Benchmark]: Toolchain (without parser) took 863.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 18:00:29,585 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:00:29,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.68 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 18:00:29,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.28 ms. Allocated memory is still 1.0 GB. Free memory is still 954.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:00:29,590 INFO L168 Benchmark]: Boogie Preprocessor took 160.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.3 MB in the beginning and 991.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 18:00:29,598 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 615.68 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.28 ms. Allocated memory is still 1.0 GB. Free memory is still 954.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.3 MB in the beginning and 991.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...