./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive-simple/sum_non_eq-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/recursive-simple/sum_non_eq-1.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 c3f4ddad1399519940e721d52a976bc45ffd3619 ........................................................................................................................................................... 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*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_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 18:01:29,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:01:29,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:01:29,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:01:29,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:01:29,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:01:29,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:01:29,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:01:29,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:01:29,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:01:29,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:01:29,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:01:29,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:01:29,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:01:29,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:01:29,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:01:29,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:01:29,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:01:29,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:01:29,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:01:29,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:01:29,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:01:29,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:01:29,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:01:29,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:01:29,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:01:29,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:01:29,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:01:29,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:01:29,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:01:29,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:01:29,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:01:29,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:01:29,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:01:29,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:01:29,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:01:29,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:01:29,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:01:29,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:01:29,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:01:29,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:01:29,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-26 18:01:29,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:01:29,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:01:29,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:01:29,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:01:29,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:01:29,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:01:29,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 18:01:29,856 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:01:29,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:01:29,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 18:01:29,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:01:29,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 18:01:29,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 18:01:29,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 18:01:29,861 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 18:01:29,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 18:01:29,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 18:01:29,862 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:01:29,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 18:01:29,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:01:29,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:01:29,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 18:01:29,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 18:01:29,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 18:01:29,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:01:29,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 18:01:29,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 18:01:29,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 18:01:29,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 18:01:29,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 18:01:29,872 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 -> c3f4ddad1399519940e721d52a976bc45ffd3619 [2019-11-26 18:01:30,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:01:30,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:01:30,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:01:30,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:01:30,445 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:01:30,447 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/sum_non_eq-1.c [2019-11-26 18:01:30,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c88fad7d0/93dc69440e5b425da2a9742224f895c4/FLAG7782b10ad [2019-11-26 18:01:31,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:01:31,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/sum_non_eq-1.c [2019-11-26 18:01:31,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c88fad7d0/93dc69440e5b425da2a9742224f895c4/FLAG7782b10ad [2019-11-26 18:01:31,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c88fad7d0/93dc69440e5b425da2a9742224f895c4 [2019-11-26 18:01:31,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:01:31,686 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 18:01:31,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:31,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:01:31,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:01:31,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:31" (1/1) ... [2019-11-26 18:01:31,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3113bc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:31, skipping insertion in model container [2019-11-26 18:01:31,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:31" (1/1) ... [2019-11-26 18:01:31,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:01:31,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:01:32,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:01:32,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 18:01:32,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:01:32,320 INFO L208 MainTranslator]: Completed translation [2019-11-26 18:01:32,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32 WrapperNode [2019-11-26 18:01:32,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:32,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 18:01:32,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 18:01:32,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 18:01:32,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 18:01:32,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 18:01:32,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 18:01:32,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 18:01:32,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:32" (1/1) ... [2019-11-26 18:01:32,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 18:01:32,560 INFO L168 Benchmark]: Toolchain (without parser) took 870.65 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: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:01:32,566 INFO L168 Benchmark]: CDTParser took 2.07 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 18:01:32,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.86 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. [2019-11-26 18:01:32,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:32,576 INFO L168 Benchmark]: Boogie Preprocessor took 49.80 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:01:32,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07 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 629.86 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 181.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.80 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...