./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Fibonacci05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Fibonacci05.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 f0bc64117ef8398002009c167867d7baf0a85044 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Fibonacci05.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 f0bc64117ef8398002009c167867d7baf0a85044 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:11:54,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:11:54,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:11:54,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:11:54,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:11:54,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:11:54,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:11:54,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:11:54,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:11:54,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:11:54,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:11:54,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:11:54,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:11:54,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:11:54,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:11:54,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:11:54,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:11:54,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:11:54,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:11:54,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:11:54,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:11:54,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:11:54,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:11:54,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:11:54,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:11:54,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:11:54,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:11:54,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:11:54,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:11:54,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:11:54,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:11:54,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:11:54,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:11:54,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:11:54,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:11:54,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:11:54,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:11:54,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:11:54,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:11:54,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:11:54,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:11:54,683 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:11:54,723 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:11:54,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:11:54,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:11:54,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:11:54,732 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:11:54,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:11:54,733 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:11:54,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:11:54,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:11:54,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:11:54,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:11:54,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:11:54,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:11:54,738 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:11:54,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:11:54,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:11:54,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:11:54,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:11:54,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:11:54,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:11:54,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:11:54,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:11:54,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:11:54,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:11:54,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:11:54,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:11:54,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:11:54,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:11:54,748 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 -> f0bc64117ef8398002009c167867d7baf0a85044 [2019-11-26 17:11:55,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:11:55,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:11:55,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:11:55,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:11:55,296 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:11:55,298 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-26 17:11:55,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001af6548/671ed1b9341f4767b3fe232818cafec5/FLAG0f18c0bc1 [2019-11-26 17:11:56,469 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:11:56,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-26 17:11:56,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001af6548/671ed1b9341f4767b3fe232818cafec5/FLAG0f18c0bc1 [2019-11-26 17:11:56,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001af6548/671ed1b9341f4767b3fe232818cafec5 [2019-11-26 17:11:56,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:11:56,537 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:11:56,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:56,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:11:56,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:11:56,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:56" (1/1) ... [2019-11-26 17:11:56,559 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 26.11 05:11:56, skipping insertion in model container [2019-11-26 17:11:56,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:56" (1/1) ... [2019-11-26 17:11:56,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:11:56,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:11:57,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:57,058 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:11:57,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:57,137 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:11:57,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57 WrapperNode [2019-11-26 17:11:57,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:57,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:57,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:11:57,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:11:57,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:57,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:11:57,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:11:57,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:11:57,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:57" (1/1) ... [2019-11-26 17:11:57,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:11:57,355 INFO L168 Benchmark]: Toolchain (without parser) took 811.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:11:57,359 INFO L168 Benchmark]: CDTParser took 1.80 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. [2019-11-26 17:11:57,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.56 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. [2019-11-26 17:11:57,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.22 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 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:57,379 INFO L168 Benchmark]: Boogie Preprocessor took 42.31 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. [2019-11-26 17:11:57,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 601.56 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 161.22 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 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 42.31 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 0.1.24-025d5a2 [2019-11-26 17:12:01,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:01,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:01,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:01,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:01,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:01,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:01,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:01,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:01,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:01,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:01,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:01,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:01,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:01,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:01,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:01,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:01,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:01,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:01,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:01,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:01,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:01,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:01,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:01,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:01,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:01,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:01,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:01,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:01,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:01,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:01,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:01,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:01,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:01,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:01,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:01,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:01,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:01,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:01,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:01,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:01,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:12:01,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:01,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:01,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:01,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:01,579 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:01,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:01,580 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:01,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:01,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:01,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:01,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:01,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:01,587 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:12:01,587 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:12:01,588 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:01,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:01,588 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:01,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:01,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:01,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:01,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:01,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:01,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:01,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:01,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:01,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:01,595 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:12:01,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:12:01,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:01,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:12:01,597 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 -> f0bc64117ef8398002009c167867d7baf0a85044 [2019-11-26 17:12:02,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:02,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:02,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:02,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:02,164 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:02,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-26 17:12:02,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a30914c25/74a76e8a3b3345b0aa8ea2d9902a3d20/FLAGa27390b95 [2019-11-26 17:12:03,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:03,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-26 17:12:03,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a30914c25/74a76e8a3b3345b0aa8ea2d9902a3d20/FLAGa27390b95 [2019-11-26 17:12:03,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a30914c25/74a76e8a3b3345b0aa8ea2d9902a3d20 [2019-11-26 17:12:03,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:03,489 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:03,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:03,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:03,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:03,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:03" (1/1) ... [2019-11-26 17:12:03,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:03, skipping insertion in model container [2019-11-26 17:12:03,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:03" (1/1) ... [2019-11-26 17:12:03,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:03,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:03,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:04,012 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:04,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:04,085 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:04,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04 WrapperNode [2019-11-26 17:12:04,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:04,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:04,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:04,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:04,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:04,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:04,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:04,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:04,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:04" (1/1) ... [2019-11-26 17:12:04,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:04,290 INFO L168 Benchmark]: Toolchain (without parser) took 796.86 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 996.9 MB in the end (delta: -36.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:04,292 INFO L168 Benchmark]: CDTParser took 1.07 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. [2019-11-26 17:12:04,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.72 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. [2019-11-26 17:12:04,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.58 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 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:04,305 INFO L168 Benchmark]: Boogie Preprocessor took 36.78 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:04,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 591.72 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 153.58 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 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 36.78 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...