./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/byte_add-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/bitvector/byte_add-2.i -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 6af52310ec13e6e7a94146d05f9e904086453aae ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-da95e15 [2019-11-27 11:26:51,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:26:51,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:26:51,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:26:51,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:26:51,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:26:51,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:26:51,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:26:51,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:26:51,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:26:51,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:26:51,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:26:51,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:26:51,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:26:51,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:26:51,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:26:51,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:26:51,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:26:51,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:26:51,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:26:51,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:26:51,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:26:51,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:26:51,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:26:51,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:26:51,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:26:51,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:26:51,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:26:51,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:26:51,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:26:51,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:26:51,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:26:51,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:26:51,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:26:51,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:26:51,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:26:51,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:26:51,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:26:51,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:26:51,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:26:51,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:26:51,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-27 11:26:51,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:26:51,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:26:51,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:26:51,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:26:51,253 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:26:51,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:26:51,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:26:51,255 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:26:51,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:26:51,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:26:51,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:26:51,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:26:51,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:26:51,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:26:51,262 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-27 11:26:51,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:26:51,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:26:51,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:26:51,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:26:51,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:26:51,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:26:51,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:26:51,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:26:51,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:26:51,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:26:51,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:26:51,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:26:51,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:26:51,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:26:51,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:26:51,273 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 -> 6af52310ec13e6e7a94146d05f9e904086453aae [2019-11-27 11:26:51,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:26:51,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:26:51,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:26:51,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:26:51,879 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:26:51,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/byte_add-2.i [2019-11-27 11:26:52,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccd43846/f47298798ead48cba568609dd0b720cf/FLAGb930e8a09 [2019-11-27 11:26:53,118 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:26:53,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/byte_add-2.i [2019-11-27 11:26:53,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccd43846/f47298798ead48cba568609dd0b720cf/FLAGb930e8a09 [2019-11-27 11:26:53,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bccd43846/f47298798ead48cba568609dd0b720cf [2019-11-27 11:26:53,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:26:53,202 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:26:53,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:53,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:26:53,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:26:53,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:53" (1/1) ... [2019-11-27 11:26:53,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c60f834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:53, skipping insertion in model container [2019-11-27 11:26:53,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:53" (1/1) ... [2019-11-27 11:26:53,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:26:53,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:26:53,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:53,796 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:26:53,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:54,014 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:26:54,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54 WrapperNode [2019-11-27 11:26:54,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:54,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:54,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:26:54,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:26:54,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:54,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:26:54,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:26:54,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:26:54,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:54" (1/1) ... [2019-11-27 11:26:54,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:26:54,275 INFO L168 Benchmark]: Toolchain (without parser) took 1064.03 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 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:26:54,278 INFO L168 Benchmark]: CDTParser took 0.49 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 11:26:54,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.14 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:54,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.29 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:26:54,289 INFO L168 Benchmark]: Boogie Preprocessor took 99.65 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:54,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 808.14 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.29 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.65 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 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...