./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive-simple/id_o3.c --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/recursive-simple/id_o3.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 9b6c190b845f4496788acb9553cb85e1e7dace14 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 11:26:48,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:26:48,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:26:48,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:26:48,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:26:48,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:26:48,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:26:48,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:26:48,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:26:48,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:26:48,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:26:48,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:26:48,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:26:48,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:26:48,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:26:48,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:26:48,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:26:48,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:26:48,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:26:48,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:26:48,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:26:48,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:26:48,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:26:48,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:26:48,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:26:48,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:26:48,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:26:48,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:26:48,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:26:48,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:26:48,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:26:48,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:26:48,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:26:48,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:26:48,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:26:48,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:26:48,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:26:48,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:26:48,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:26:48,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:26:48,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:26:48,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-27 11:26:48,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:26:48,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:26:48,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:26:48,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:26:48,727 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:26:48,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:26:48,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:26:48,728 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:26:48,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:26:48,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:26:48,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:26:48,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:26:48,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:26:48,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:26:48,732 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-27 11:26:48,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:26:48,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:26:48,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:26:48,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:26:48,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:26:48,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:26:48,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:26:48,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:26:48,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:26:48,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:26:48,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:26:48,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:26:48,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:26:48,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:26:48,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:26:48,738 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b6c190b845f4496788acb9553cb85e1e7dace14 [2019-11-27 11:26:49,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:26:49,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:26:49,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:26:49,304 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:26:49,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:26:49,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_o3.c [2019-11-27 11:26:49,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8eddea21/281c5731462f41fbb6a35182ec866143/FLAG2dab13350 [2019-11-27 11:26:50,116 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:26:50,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_o3.c [2019-11-27 11:26:50,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8eddea21/281c5731462f41fbb6a35182ec866143/FLAG2dab13350 [2019-11-27 11:26:50,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8eddea21/281c5731462f41fbb6a35182ec866143 [2019-11-27 11:26:50,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:26:50,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:26:50,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:50,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:26:50,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:26:50,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c33f88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50, skipping insertion in model container [2019-11-27 11:26:50,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:26:50,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:26:50,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:50,806 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:26:50,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:50,834 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:26:50,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50 WrapperNode [2019-11-27 11:26:50,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:50,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:50,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:26:50,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:26:50,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:50,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:26:50,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:26:50,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:26:50,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:50" (1/1) ... [2019-11-27 11:26:50,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:26:50,996 INFO L168 Benchmark]: Toolchain (without parser) took 500.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:26:50,998 INFO L168 Benchmark]: CDTParser took 1.80 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 11:26:51,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:51,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:51,005 INFO L168 Benchmark]: Boogie Preprocessor took 15.30 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:26:51,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 351.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 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 117.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 15.30 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 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...