./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Fibonacci01-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/Fibonacci01-1.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 0f8f22ce4f3bf9068fc0240f174785871ced813b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Fibonacci01-1.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 0f8f22ce4f3bf9068fc0240f174785871ced813b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:59:28,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:59:28,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:59:28,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:59:28,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:59:28,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:59:28,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:59:28,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:59:28,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:59:28,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:59:28,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:59:28,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:59:28,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:59:28,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:59:28,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:59:28,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:59:28,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:59:28,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:59:28,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:59:28,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:59:28,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:59:28,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:59:28,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:59:28,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:59:28,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:59:28,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:59:28,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:59:28,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:59:28,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:59:28,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:59:28,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:59:28,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:59:28,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:59:28,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:59:28,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:59:28,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:59:28,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:59:28,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:59:28,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:59:28,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:59:28,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:59:28,936 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:59:28,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:59:28,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:59:28,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:59:29,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:59:29,006 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:59:29,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:59:29,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:59:29,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:59:29,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:59:29,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:59:29,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:59:29,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:59:29,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:59:29,019 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:59:29,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:59:29,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:59:29,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:59:29,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:59:29,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:59:29,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:59:29,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:59:29,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:59:29,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:59:29,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:59:29,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:59:29,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:59:29,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:59:29,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:59:29,040 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 -> 0f8f22ce4f3bf9068fc0240f174785871ced813b [2019-11-27 09:59:29,669 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:59:29,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:59:29,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:59:29,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:59:29,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:59:29,717 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-27 09:59:29,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08ca54ea/807f428760d942aa8b64c111bf773919/FLAG077306778 [2019-11-27 09:59:30,974 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:59:30,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-27 09:59:30,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08ca54ea/807f428760d942aa8b64c111bf773919/FLAG077306778 [2019-11-27 09:59:31,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08ca54ea/807f428760d942aa8b64c111bf773919 [2019-11-27 09:59:31,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:59:31,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:59:31,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:31,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:59:31,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:59:31,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31, skipping insertion in model container [2019-11-27 09:59:31,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:59:31,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:59:31,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:31,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:59:31,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:31,714 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:59:31,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31 WrapperNode [2019-11-27 09:59:31,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:31,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:31,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:59:31,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:59:31,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:31,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:59:31,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:59:31,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:59:31,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:31" (1/1) ... [2019-11-27 09:59:31,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:59:31,957 INFO L168 Benchmark]: Toolchain (without parser) took 899.72 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 09:59:31,965 INFO L168 Benchmark]: CDTParser took 0.64 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 09:59:31,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.18 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 09:59:31,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.63 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 9.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:31,976 INFO L168 Benchmark]: Boogie Preprocessor took 50.74 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 09:59:31,988 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 654.18 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 177.63 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 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.74 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-da95e15 [2019-11-27 09:59:35,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:59:35,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:59:36,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:59:36,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:59:36,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:59:36,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:59:36,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:59:36,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:59:36,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:59:36,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:59:36,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:59:36,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:59:36,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:59:36,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:59:36,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:59:36,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:59:36,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:59:36,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:59:36,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:59:36,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:59:36,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:59:36,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:59:36,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:59:36,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:59:36,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:59:36,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:59:36,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:59:36,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:59:36,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:59:36,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:59:36,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:59:36,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:59:36,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:59:36,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:59:36,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:59:36,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:59:36,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:59:36,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:59:36,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:59:36,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:59:36,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:59:36,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:59:36,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:59:36,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:59:36,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:59:36,227 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:59:36,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:59:36,230 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:59:36,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:59:36,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:59:36,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:59:36,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:59:36,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:59:36,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:59:36,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:59:36,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:59:36,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:59:36,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:59:36,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:59:36,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:59:36,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:59:36,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:59:36,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:59:36,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:59:36,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:59:36,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:59:36,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:59:36,241 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:59:36,243 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:59:36,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:59:36,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:59:36,247 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 -> 0f8f22ce4f3bf9068fc0240f174785871ced813b [2019-11-27 09:59:36,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:59:36,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:59:36,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:59:36,856 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:59:36,857 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:59:36,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-27 09:59:37,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c1a06a3d/3004712d23a8478eb9967880e097bb0a/FLAG0ac6cc832 [2019-11-27 09:59:38,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:59:38,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-27 09:59:38,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c1a06a3d/3004712d23a8478eb9967880e097bb0a/FLAG0ac6cc832 [2019-11-27 09:59:38,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c1a06a3d/3004712d23a8478eb9967880e097bb0a [2019-11-27 09:59:38,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:59:38,184 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:59:38,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:38,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:59:38,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:59:38,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:38,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38, skipping insertion in model container [2019-11-27 09:59:38,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:38,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:59:38,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:59:38,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:38,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:59:38,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:38,866 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:59:38,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38 WrapperNode [2019-11-27 09:59:38,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:38,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:38,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:59:38,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:59:38,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:39,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:59:39,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:59:39,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:59:39,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:39,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:59:39,130 INFO L168 Benchmark]: Toolchain (without parser) took 939.56 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. [2019-11-27 09:59:39,132 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-27 09:59:39,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.10 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. [2019-11-27 09:59:39,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.99 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 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:39,142 INFO L168 Benchmark]: Boogie Preprocessor took 65.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:39,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 683.10 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 179.99 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 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...