./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/fibo_5-2.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 9fa59d7f4411ba9a1b89a97ebb9693c6867ac636 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-simple/fibo_5-2.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 9fa59d7f4411ba9a1b89a97ebb9693c6867ac636 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:18:08,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:08,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:08,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:08,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:08,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:08,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:08,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:08,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:08,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:08,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:08,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:08,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:08,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:08,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:08,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:08,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:08,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:08,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:08,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:08,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:08,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:08,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:08,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:08,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:08,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:08,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:08,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:08,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:08,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:08,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:08,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:08,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:08,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:08,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:08,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:08,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:08,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:08,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:08,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:08,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:08,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:18:08,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:08,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:08,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:08,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:08,941 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:08,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:08,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:08,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:18:08,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:08,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:08,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:08,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:08,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:08,949 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:08,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:08,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:08,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:08,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:08,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:08,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:08,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:08,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:08,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:08,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:08,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:08,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:08,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:18:08,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:18:08,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:08,956 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 -> 9fa59d7f4411ba9a1b89a97ebb9693c6867ac636 [2019-11-24 21:18:09,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:09,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:09,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:09,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:09,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:09,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_5-2.c [2019-11-24 21:18:09,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71edfce39/5afb1dd4e76d4a7fa4dc88472937fefe/FLAGbe38cece9 [2019-11-24 21:18:10,751 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:10,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_5-2.c [2019-11-24 21:18:10,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71edfce39/5afb1dd4e76d4a7fa4dc88472937fefe/FLAGbe38cece9 [2019-11-24 21:18:10,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71edfce39/5afb1dd4e76d4a7fa4dc88472937fefe [2019-11-24 21:18:10,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:10,817 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:10,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:10,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:10,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:10,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:10" (1/1) ... [2019-11-24 21:18:10,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f8899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:10, skipping insertion in model container [2019-11-24 21:18:10,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:10" (1/1) ... [2019-11-24 21:18:10,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:10,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:11,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:11,337 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:11,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:11,409 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:11,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11 WrapperNode [2019-11-24 21:18:11,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:11,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:11,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:11,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:11,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:11,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:11,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:11,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:11,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:11,686 INFO L168 Benchmark]: Toolchain (without parser) took 863.46 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 996.9 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:11,687 INFO L168 Benchmark]: CDTParser took 0.88 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. [2019-11-24 21:18:11,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.65 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. [2019-11-24 21:18:11,695 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.66 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: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:11,697 INFO L168 Benchmark]: Boogie Preprocessor took 45.52 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. [2019-11-24 21:18:11,708 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 596.65 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 213.66 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: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.52 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:18:15,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:15,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:15,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:15,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:15,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:15,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:15,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:15,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:15,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:15,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:15,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:15,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:15,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:15,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:15,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:15,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:15,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:15,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:15,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:15,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:15,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:15,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:15,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:15,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:15,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:15,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:15,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:15,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:15,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:15,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:15,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:15,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:15,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:15,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:15,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:15,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:15,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:15,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:15,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:15,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:15,753 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:18:15,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:15,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:15,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:15,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:15,817 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:15,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:15,820 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:15,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:15,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:15,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:15,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:15,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:15,825 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:15,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:18:15,828 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:18:15,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:15,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:15,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:15,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:15,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:15,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:15,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:15,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:15,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:15,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:15,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:15,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:15,836 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:18:15,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:18:15,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:15,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:18:15,840 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 -> 9fa59d7f4411ba9a1b89a97ebb9693c6867ac636 [2019-11-24 21:18:16,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:16,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:16,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:16,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:16,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:16,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_5-2.c [2019-11-24 21:18:16,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7cf42802/f33776de95324e5cbe5b7ca16024c5b1/FLAGbb1193c98 [2019-11-24 21:18:17,664 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:17,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_5-2.c [2019-11-24 21:18:17,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7cf42802/f33776de95324e5cbe5b7ca16024c5b1/FLAGbb1193c98 [2019-11-24 21:18:17,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7cf42802/f33776de95324e5cbe5b7ca16024c5b1 [2019-11-24 21:18:17,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:17,732 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:17,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:17,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:17,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:17,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:17" (1/1) ... [2019-11-24 21:18:17,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f305c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:17, skipping insertion in model container [2019-11-24 21:18:17,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:17" (1/1) ... [2019-11-24 21:18:17,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:17,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:18,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:18,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:18,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:18,327 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:18,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18 WrapperNode [2019-11-24 21:18:18,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:18,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:18,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:18,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:18,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:18,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:18,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:18,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:18,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:18" (1/1) ... [2019-11-24 21:18:18,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:18,566 INFO L168 Benchmark]: Toolchain (without parser) took 828.29 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 997.0 MB in the end (delta: -36.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:18,569 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-24 21:18:18,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.03 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. [2019-11-24 21:18:18,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.34 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 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:18,577 INFO L168 Benchmark]: Boogie Preprocessor took 56.28 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:18,588 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 593.03 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 167.34 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 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.28 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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...