./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Fibonacci03.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/Fibonacci03.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 6e1fd2ba6533b7d8cc379ec5987b906d551e69a3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Fibonacci03.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 6e1fd2ba6533b7d8cc379ec5987b906d551e69a3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:17:48,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:48,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:48,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:48,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:48,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:48,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:48,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:48,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:48,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:48,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:48,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:48,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:48,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:48,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:48,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:48,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:48,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:48,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:48,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:48,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:48,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:48,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:48,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:48,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:48,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:48,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:48,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:48,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:48,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:48,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:48,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:48,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:48,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:48,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:48,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:48,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:48,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:48,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:48,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:48,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:48,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:17:48,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:48,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:48,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:48,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:48,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:48,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:48,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:48,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:17:48,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:48,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:48,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:48,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:48,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:48,288 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:48,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:48,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:48,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:48,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:48,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:48,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:48,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:48,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:48,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:48,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:48,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:48,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:48,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:17:48,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:17:48,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:48,297 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 -> 6e1fd2ba6533b7d8cc379ec5987b906d551e69a3 [2019-11-24 21:17:48,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:48,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:48,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:48,915 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:48,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:48,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-24 21:17:49,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7745612/945c2ee418b1444d9431e0c934a95267/FLAG4032aaacb [2019-11-24 21:17:50,080 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:50,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-24 21:17:50,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7745612/945c2ee418b1444d9431e0c934a95267/FLAG4032aaacb [2019-11-24 21:17:50,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7745612/945c2ee418b1444d9431e0c934a95267 [2019-11-24 21:17:50,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:50,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:50,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:50,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:50,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:50,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:50,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55849944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50, skipping insertion in model container [2019-11-24 21:17:50,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:50,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:50,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:50,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:50,751 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:50,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:50,807 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:50,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50 WrapperNode [2019-11-24 21:17:50,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:50,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:50,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:50,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:50,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:50,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:50,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:50,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:50,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:50,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:51,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:51,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:51,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:51,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:51,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:51,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:51,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:50" (1/1) ... [2019-11-24 21:17:51,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:51,062 INFO L168 Benchmark]: Toolchain (without parser) took 784.48 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:51,064 INFO L168 Benchmark]: CDTParser took 0.86 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 21:17:51,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:51,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.24 ms. Allocated memory is still 1.0 GB. Free memory is still 948.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:51,075 INFO L168 Benchmark]: Boogie Preprocessor took 152.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 991.2 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:51,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 528.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.24 ms. Allocated memory is still 1.0 GB. Free memory is still 948.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 991.2 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 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 0.1.24-32f2683 [2019-11-24 21:17:55,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:55,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:55,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:55,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:55,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:55,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:55,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:55,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:55,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:55,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:55,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:55,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:55,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:55,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:55,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:55,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:55,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:55,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:55,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:55,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:55,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:55,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:55,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:55,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:55,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:55,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:55,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:55,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:55,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:55,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:55,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:55,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:55,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:55,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:55,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:55,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:55,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:55,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:55,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:55,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:55,327 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:17:55,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:55,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:55,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:55,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:55,374 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:55,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:55,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:55,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:55,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:55,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:55,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:55,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:55,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:55,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:17:55,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:17:55,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:55,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:55,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:55,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:55,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:55,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:55,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:55,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:55,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:55,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:55,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:55,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:55,388 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:17:55,389 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:17:55,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:55,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:17:55,392 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 -> 6e1fd2ba6533b7d8cc379ec5987b906d551e69a3 [2019-11-24 21:17:55,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:55,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:55,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:55,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:55,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:55,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-24 21:17:56,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d4548f8/823590448f3d461fba578f7f82aa6a10/FLAG9c322dc45 [2019-11-24 21:17:57,222 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:57,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-24 21:17:57,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d4548f8/823590448f3d461fba578f7f82aa6a10/FLAG9c322dc45 [2019-11-24 21:17:57,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d4548f8/823590448f3d461fba578f7f82aa6a10 [2019-11-24 21:17:57,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:57,297 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:57,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:57,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:57,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:57,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:57,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57, skipping insertion in model container [2019-11-24 21:17:57,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:57,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:57,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:57,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:57,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:57,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:57,841 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:57,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57 WrapperNode [2019-11-24 21:17:57,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:57,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:57,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:57,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:57,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:58,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:58,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:58,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:58,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:57" (1/1) ... [2019-11-24 21:17:58,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:58,131 INFO L168 Benchmark]: Toolchain (without parser) took 830.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:58,134 INFO L168 Benchmark]: CDTParser took 0.40 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 21:17:58,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.31 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. [2019-11-24 21:17:58,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.18 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: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:58,145 INFO L168 Benchmark]: Boogie Preprocessor took 70.44 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:58,158 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 543.31 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 195.18 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: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.44 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...