./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/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-da95e15 [2019-11-27 09:59:30,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:59:30,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:59:30,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:59:30,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:59:30,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:59:30,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:59:30,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:59:30,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:59:30,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:59:30,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:59:30,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:59:30,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:59:30,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:59:30,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:59:30,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:59:30,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:59:30,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:59:30,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:59:30,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:59:30,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:59:30,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:59:30,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:59:30,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:59:30,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:59:30,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:59:30,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:59:30,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:59:30,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:59:30,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:59:30,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:59:30,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:59:30,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:59:30,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:59:30,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:59:30,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:59:30,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:59:30,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:59:30,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:59:30,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:59:30,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:59:30,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:59:30,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:59:30,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:59:30,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:59:30,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:59:30,663 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:59:30,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:59:30,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:59:30,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:59:30,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:59:30,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:59:30,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:59:30,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:59:30,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:59:30,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:59:30,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:59:30,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:59:30,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:59:30,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:59:30,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:59:30,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:59:30,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:59:30,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:59:30,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:59:30,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:59:30,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:59:30,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:59:30,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:59:30,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:59:30,679 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 [2019-11-27 09:59:31,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:59:31,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:59:31,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:59:31,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:59:31,288 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:59:31,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-27 09:59:31,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bb41175/5b193735db8c42a39debb79d38dac938/FLAG93905bf8f [2019-11-27 09:59:32,390 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:59:32,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-27 09:59:32,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bb41175/5b193735db8c42a39debb79d38dac938/FLAG93905bf8f [2019-11-27 09:59:32,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3bb41175/5b193735db8c42a39debb79d38dac938 [2019-11-27 09:59:32,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:59:32,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:59:32,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:32,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:59:32,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:59:32,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:32" (1/1) ... [2019-11-27 09:59:32,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:32, skipping insertion in model container [2019-11-27 09:59:32,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:32" (1/1) ... [2019-11-27 09:59:32,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:59:32,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:59:33,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:33,134 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:59:33,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:33,177 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:59:33,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33 WrapperNode [2019-11-27 09:59:33,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:33,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:33,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:59:33,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:59:33,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:33,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:59:33,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:59:33,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:59:33,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:59:33,365 INFO L168 Benchmark]: Toolchain (without parser) took 657.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:59:33,367 INFO L168 Benchmark]: CDTParser took 1.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:59:33,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.14 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. [2019-11-27 09:59:33,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.92 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 996.8 MB in the end (delta: -48.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:33,378 INFO L168 Benchmark]: Boogie Preprocessor took 38.46 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:33,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 483.14 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 119.92 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 996.8 MB in the end (delta: -48.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 38.46 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:59:37,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:59:37,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:59:37,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:59:37,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:59:37,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:59:37,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:59:37,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:59:37,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:59:37,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:59:37,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:59:37,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:59:37,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:59:37,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:59:37,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:59:37,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:59:37,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:59:37,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:59:37,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:59:37,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:59:37,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:59:37,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:59:37,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:59:37,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:59:37,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:59:37,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:59:37,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:59:37,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:59:37,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:59:37,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:59:37,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:59:37,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:59:37,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:59:37,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:59:37,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:59:37,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:59:37,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:59:37,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:59:37,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:59:37,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:59:37,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:59:37,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:59:37,446 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:59:37,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:59:37,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:59:37,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:59:37,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:59:37,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:59:37,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:59:37,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:59:37,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:59:37,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:59:37,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:59:37,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:59:37,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:59:37,463 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:59:37,464 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:59:37,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:59:37,464 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:59:37,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:59:37,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:59:37,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:59:37,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:59:37,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:59:37,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:59:37,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:59:37,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:59:37,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:59:37,470 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:59:37,470 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:59:37,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:59:37,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:59:37,475 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 [2019-11-27 09:59:38,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:59:38,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:59:38,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:59:38,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:59:38,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:59:38,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-27 09:59:38,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010024c57/0baef8d01c83499f95160b000b7305fc/FLAGbc37cdda2 [2019-11-27 09:59:39,304 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:59:39,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci03.c [2019-11-27 09:59:39,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010024c57/0baef8d01c83499f95160b000b7305fc/FLAGbc37cdda2 [2019-11-27 09:59:39,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010024c57/0baef8d01c83499f95160b000b7305fc [2019-11-27 09:59:39,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:59:39,370 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:59:39,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:39,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:59:39,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:59:39,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39, skipping insertion in model container [2019-11-27 09:59:39,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:59:39,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:59:39,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:39,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:59:39,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:39,989 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:59:39,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39 WrapperNode [2019-11-27 09:59:39,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:39,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:39,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:59:39,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:59:40,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:40,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:59:40,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:59:40,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:59:40,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:40,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:59:40,286 INFO L168 Benchmark]: Toolchain (without parser) took 909.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:59:40,288 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:59:40,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.54 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:40,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.47 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 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:40,297 INFO L168 Benchmark]: Boogie Preprocessor took 60.72 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. [2019-11-27 09:59:40,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 613.54 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 224.47 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 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.72 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...