./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive/EvenOdd03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c6eb4584 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/recursive/EvenOdd03.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f3d619d2c1c3b5319c1ba41a41e084c9947cb440 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:22:12,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:22:12,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:22:12,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:22:12,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:22:12,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:22:12,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:22:12,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:22:12,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:22:12,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:22:12,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:22:12,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:22:12,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:22:12,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:22:12,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:22:12,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:22:12,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:22:12,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:22:12,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:22:12,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:22:12,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:22:12,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:22:12,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:22:12,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:22:12,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:22:12,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:22:12,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:22:12,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:22:12,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:22:12,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:22:12,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:22:12,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:22:12,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:22:12,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:22:12,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:22:12,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:22:12,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:22:12,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:22:12,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:22:12,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:22:12,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:22:12,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-16 22:22:12,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:22:12,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:22:12,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:22:12,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:22:12,990 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:22:12,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:22:12,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:22:12,992 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:22:12,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:22:12,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:22:12,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:22:12,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:22:12,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:22:12,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:22:12,999 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-16 22:22:13,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:22:13,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:22:13,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:22:13,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:22:13,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:22:13,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:22:13,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:22:13,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:22:13,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:22:13,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:22:13,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:22:13,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:22:13,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:22:13,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:22:13,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:22:13,013 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3d619d2c1c3b5319c1ba41a41e084c9947cb440 [2019-11-16 22:22:13,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:22:13,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:22:13,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:22:13,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:22:13,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:22:13,644 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/EvenOdd03.c [2019-11-16 22:22:13,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7d92e82/2f764df5f18149339d02d5ebc36344e3/FLAG3adf80319 [2019-11-16 22:22:14,938 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:22:14,941 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/EvenOdd03.c [2019-11-16 22:22:14,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7d92e82/2f764df5f18149339d02d5ebc36344e3/FLAG3adf80319 [2019-11-16 22:22:14,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7d92e82/2f764df5f18149339d02d5ebc36344e3 [2019-11-16 22:22:15,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:22:15,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:22:15,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:22:15,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:22:15,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:22:15,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1935ed70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15, skipping insertion in model container [2019-11-16 22:22:15,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,062 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:22:15,105 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:22:15,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:22:15,542 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:22:15,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:22:15,617 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:22:15,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15 WrapperNode [2019-11-16 22:22:15,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:22:15,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 22:22:15,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 22:22:15,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 22:22:15,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 22:22:15,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:22:15,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:22:15,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:22:15,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:15" (1/1) ... [2019-11-16 22:22:15,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:22:15,856 INFO L168 Benchmark]: Toolchain (without parser) took 824.28 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. [2019-11-16 22:22:15,859 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-16 22:22:15,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.13 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. [2019-11-16 22:22:15,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.18 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:22:15,868 INFO L168 Benchmark]: Boogie Preprocessor took 43.98 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. [2019-11-16 22:22:15,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 597.13 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 167.18 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 43.98 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...