./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 509859d6 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/BrockschmidtCookFuhs-CAV2013-Fig1.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 7c08193784b646afd298f73ae6296b7af2e0cac1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-509859d [2019-11-27 17:48:27,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:48:27,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:48:27,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:48:27,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:48:27,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:48:27,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:48:27,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:48:27,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:48:27,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:48:27,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:48:27,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:48:27,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:48:27,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:48:27,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:48:27,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:48:27,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:48:27,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:48:27,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:48:27,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:48:27,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:48:27,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:48:27,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:48:27,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:48:27,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:48:27,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:48:27,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:48:27,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:48:27,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:48:27,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:48:27,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:48:27,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:48:27,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:48:27,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:48:27,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:48:27,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:48:27,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:48:27,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:48:27,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:48:27,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:48:27,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:48:27,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-27 17:48:27,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:48:27,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:48:27,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:48:27,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:48:27,657 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:48:27,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:48:27,658 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:48:27,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:48:27,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:48:27,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:48:27,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:48:27,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:48:27,663 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-27 17:48:27,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:48:27,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:48:27,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:48:27,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:48:27,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:48:27,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:48:27,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:48:27,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:48:27,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:48:27,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:48:27,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:48:27,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:48:27,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:48:27,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:48:27,673 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 -> 7c08193784b646afd298f73ae6296b7af2e0cac1 [2019-11-27 17:48:28,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:48:28,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:48:28,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:48:28,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:48:28,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:48:28,293 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c [2019-11-27 17:48:28,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27283eff1/b3b7c087a1c94f429e5020d1f436422a/FLAGfa839e55f [2019-11-27 17:48:29,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:48:29,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c [2019-11-27 17:48:29,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27283eff1/b3b7c087a1c94f429e5020d1f436422a/FLAGfa839e55f [2019-11-27 17:48:29,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27283eff1/b3b7c087a1c94f429e5020d1f436422a [2019-11-27 17:48:29,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:48:29,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:48:29,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:48:29,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:48:29,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:48:29,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:48:29" (1/1) ... [2019-11-27 17:48:29,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c002b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:29, skipping insertion in model container [2019-11-27 17:48:29,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:48:29" (1/1) ... [2019-11-27 17:48:29,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:48:29,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:48:30,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:48:30,153 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:48:30,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:48:30,232 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:48:30,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30 WrapperNode [2019-11-27 17:48:30,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:48:30,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:48:30,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:48:30,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:48:30,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:48:30,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:48:30,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:48:30,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:48:30,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:48:30" (1/1) ... [2019-11-27 17:48:30,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:48:30,407 INFO L168 Benchmark]: Toolchain (without parser) took 805.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:48:30,422 INFO L168 Benchmark]: CDTParser took 2.04 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. [2019-11-27 17:48:30,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:48:30,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:48:30,435 INFO L168 Benchmark]: Boogie Preprocessor took 31.34 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-27 17:48:30,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.04 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 629.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 136.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 31.34 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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...