./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_15-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_15-1.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 e276c1695adb4f8d30ce6cf27956cb3af3968bc9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_15-1.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 e276c1695adb4f8d30ce6cf27956cb3af3968bc9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:04:36,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:04:36,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:04:36,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:04:36,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:04:36,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:04:36,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:04:36,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:04:36,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:04:36,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:04:36,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:04:36,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:04:36,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:04:36,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:04:36,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:04:36,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:04:36,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:04:36,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:04:36,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:04:36,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:04:36,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:04:36,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:04:36,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:04:36,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:04:36,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:04:36,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:04:36,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:04:36,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:04:36,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:04:36,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:04:36,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:04:36,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:04:36,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:04:36,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:04:36,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:04:36,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:04:36,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:04:36,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:04:36,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:04:36,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:04:36,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:04:36,811 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:04:36,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:04:36,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:04:36,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:04:36,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:04:36,861 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:04:36,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:04:36,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:04:36,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:04:36,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:04:36,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:04:36,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:04:36,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:04:36,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:04:36,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:04:36,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:04:36,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:04:36,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:04:36,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:04:36,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:04:36,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:04:36,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:04:36,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:04:36,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:04:36,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:04:36,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:04:36,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:04:36,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:04:36,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:04:36,876 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 -> e276c1695adb4f8d30ce6cf27956cb3af3968bc9 [2019-11-25 23:04:37,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:04:37,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:04:37,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:04:37,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:04:37,557 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:04:37,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_15-1.c [2019-11-25 23:04:37,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78eb2b61/65e0630e6fff4b078b952ec3bfd907e2/FLAG31d7b6205 [2019-11-25 23:04:38,811 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:04:38,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_15-1.c [2019-11-25 23:04:38,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78eb2b61/65e0630e6fff4b078b952ec3bfd907e2/FLAG31d7b6205 [2019-11-25 23:04:38,873 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78eb2b61/65e0630e6fff4b078b952ec3bfd907e2 [2019-11-25 23:04:38,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:04:38,884 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:04:38,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:38,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:04:38,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:04:38,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:38" (1/1) ... [2019-11-25 23:04:38,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:38, skipping insertion in model container [2019-11-25 23:04:38,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:38" (1/1) ... [2019-11-25 23:04:38,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:04:38,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:04:39,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:39,431 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:04:39,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:39,502 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:04:39,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39 WrapperNode [2019-11-25 23:04:39,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:39,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:39,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:04:39,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:04:39,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:39,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:04:39,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:04:39,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:04:39,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:39" (1/1) ... [2019-11-25 23:04:39,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:04:39,745 INFO L168 Benchmark]: Toolchain (without parser) took 850.05 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:39,746 INFO L168 Benchmark]: CDTParser took 2.96 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. [2019-11-25 23:04:39,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.21 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. [2019-11-25 23:04:39,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.99 ms. Allocated memory is still 1.0 GB. Free memory is still 950.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:04:39,754 INFO L168 Benchmark]: Boogie Preprocessor took 132.61 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. [2019-11-25 23:04:39,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 622.21 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 88.99 ms. Allocated memory is still 1.0 GB. Free memory is still 950.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 132.61 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:04:43,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:04:43,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:04:43,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:04:43,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:04:43,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:04:43,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:04:43,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:04:43,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:04:43,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:04:43,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:04:43,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:04:43,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:04:43,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:04:43,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:04:43,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:04:43,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:04:43,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:04:43,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:04:43,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:04:43,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:04:43,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:04:43,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:04:43,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:04:43,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:04:43,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:04:43,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:04:43,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:04:43,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:04:43,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:04:43,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:04:43,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:04:43,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:04:43,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:04:43,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:04:43,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:04:43,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:04:43,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:04:43,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:04:43,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:04:43,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:04:43,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:04:43,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:04:43,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:04:43,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:04:43,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:04:43,989 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:04:43,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:04:43,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:04:43,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:04:43,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:04:43,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:04:43,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:04:43,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:04:43,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:04:43,999 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:04:43,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:04:44,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:04:44,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:04:44,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:04:44,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:04:44,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:04:44,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:04:44,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:04:44,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:04:44,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:04:44,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:04:44,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:04:44,006 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:04:44,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:04:44,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:04:44,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:04:44,010 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 -> e276c1695adb4f8d30ce6cf27956cb3af3968bc9 [2019-11-25 23:04:44,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:04:44,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:04:44,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:04:44,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:04:44,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:04:44,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_15-1.c [2019-11-25 23:04:44,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62220b5ba/449c0a3a69834e3d990e3aaf9244d7ea/FLAGd76e9e930 [2019-11-25 23:04:45,856 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:04:45,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_15-1.c [2019-11-25 23:04:45,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62220b5ba/449c0a3a69834e3d990e3aaf9244d7ea/FLAGd76e9e930 [2019-11-25 23:04:45,912 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62220b5ba/449c0a3a69834e3d990e3aaf9244d7ea [2019-11-25 23:04:45,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:04:45,926 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:04:45,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:45,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:04:45,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:04:45,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:45" (1/1) ... [2019-11-25 23:04:45,953 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 25.11 11:04:45, skipping insertion in model container [2019-11-25 23:04:45,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:04:45" (1/1) ... [2019-11-25 23:04:45,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:04:46,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:04:46,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:46,455 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:04:46,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:04:46,500 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:04:46,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46 WrapperNode [2019-11-25 23:04:46,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:04:46,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:46,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:04:46,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:04:46,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:04:46,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:04:46,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:04:46,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:04:46,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:04:46" (1/1) ... [2019-11-25 23:04:46,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:04:46,714 INFO L168 Benchmark]: Toolchain (without parser) took 781.57 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 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:04:46,719 INFO L168 Benchmark]: CDTParser took 2.03 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. [2019-11-25 23:04:46,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.65 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. [2019-11-25 23:04:46,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.01 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:04:46,728 INFO L168 Benchmark]: Boogie Preprocessor took 50.30 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. [2019-11-25 23:04:46,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 569.65 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 138.01 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.30 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...