./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Addition01-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/recursive/Addition01-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91d2600fad1210650d8ad3da481cdcc11b280095 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/Addition01-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91d2600fad1210650d8ad3da481cdcc11b280095 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:21:14,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:14,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:14,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:14,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:14,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:14,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:14,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:14,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:14,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:14,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:14,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:14,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:14,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:14,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:14,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:14,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:14,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:14,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:14,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:14,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:14,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:14,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:14,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:14,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:14,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:14,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:14,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:14,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:14,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:14,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:14,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:14,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:14,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:14,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:14,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:14,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:14,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:14,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:14,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:14,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:14,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:21:14,838 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:14,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:14,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:14,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:14,847 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:14,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:14,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:14,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:21:14,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:14,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:14,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:14,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:14,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:14,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:14,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:14,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:14,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:14,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:14,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:14,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:14,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:14,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:14,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:14,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:14,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:14,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:21:14,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:21:14,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:14,864 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 ! call(__VERIFIER_error())) ) 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 -> 91d2600fad1210650d8ad3da481cdcc11b280095 [2019-11-27 16:21:15,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:15,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:15,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:15,549 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:15,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:15,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition01-2.c [2019-11-27 16:21:15,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4be7c6e/43c322ab149f485188bb91535e43ce43/FLAG81d71177b [2019-11-27 16:21:16,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:16,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.c [2019-11-27 16:21:16,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4be7c6e/43c322ab149f485188bb91535e43ce43/FLAG81d71177b [2019-11-27 16:21:16,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd4be7c6e/43c322ab149f485188bb91535e43ce43 [2019-11-27 16:21:16,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:16,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:16,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:16,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:16,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:16,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:16" (1/1) ... [2019-11-27 16:21:16,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cbbb69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:16, skipping insertion in model container [2019-11-27 16:21:16,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:16" (1/1) ... [2019-11-27 16:21:16,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:16,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:17,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:17,441 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:17,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:17,529 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:17,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17 WrapperNode [2019-11-27 16:21:17,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:17,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:17,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:17,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:17,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:17,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:17,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:17,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:17,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:17" (1/1) ... [2019-11-27 16:21:17,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:17,829 INFO L168 Benchmark]: Toolchain (without parser) took 930.78 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:17,833 INFO L168 Benchmark]: CDTParser took 0.54 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 16:21:17,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.32 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. [2019-11-27 16:21:17,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.93 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:17,841 INFO L168 Benchmark]: Boogie Preprocessor took 61.00 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:17,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 637.32 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 223.93 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 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.00 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:21:21,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:21:21,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:21:21,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:21:21,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:21:21,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:21:21,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:21:21,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:21:21,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:21:21,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:21:21,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:21:21,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:21:21,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:21:22,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:21:22,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:21:22,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:21:22,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:21:22,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:21:22,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:21:22,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:21:22,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:21:22,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:21:22,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:21:22,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:21:22,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:21:22,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:21:22,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:21:22,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:21:22,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:21:22,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:21:22,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:21:22,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:21:22,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:21:22,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:21:22,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:21:22,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:21:22,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:21:22,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:21:22,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:21:22,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:21:22,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:21:22,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:21:22,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:21:22,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:21:22,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:21:22,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:21:22,142 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:21:22,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:21:22,143 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:21:22,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:21:22,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:21:22,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:21:22,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:21:22,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:21:22,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:21:22,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:21:22,152 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:21:22,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:21:22,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:21:22,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:21:22,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:21:22,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:21:22,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:21:22,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:21:22,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:21:22,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:21:22,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:21:22,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:21:22,156 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:21:22,157 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:21:22,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:21:22,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:21:22,160 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 ! call(__VERIFIER_error())) ) 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 -> 91d2600fad1210650d8ad3da481cdcc11b280095 [2019-11-27 16:21:22,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:21:22,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:21:22,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:21:22,770 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:21:22,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:21:22,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Addition01-2.c [2019-11-27 16:21:22,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60b608ea6/37f356deb3894ee68e31bf2c2778ea80/FLAG8a7f36ed9 [2019-11-27 16:21:24,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:21:24,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Addition01-2.c [2019-11-27 16:21:24,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60b608ea6/37f356deb3894ee68e31bf2c2778ea80/FLAG8a7f36ed9 [2019-11-27 16:21:24,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60b608ea6/37f356deb3894ee68e31bf2c2778ea80 [2019-11-27 16:21:24,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:21:24,087 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:21:24,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:24,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:21:24,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:21:24,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24, skipping insertion in model container [2019-11-27 16:21:24,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:21:24,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:21:24,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:24,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:21:24,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:21:24,730 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:21:24,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24 WrapperNode [2019-11-27 16:21:24,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:21:24,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:24,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:21:24,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:21:24,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:21:24,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:21:24,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:21:24,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:21:24,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:21:24" (1/1) ... [2019-11-27 16:21:24,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:21:24,992 INFO L168 Benchmark]: Toolchain (without parser) took 905.98 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:21:24,994 INFO L168 Benchmark]: CDTParser took 0.38 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 16:21:25,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:25,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.1 MB in the end (delta: -47.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:25,007 INFO L168 Benchmark]: Boogie Preprocessor took 51.42 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:21:25,029 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 644.16 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.1 MB in the end (delta: -47.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.42 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 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...