./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b225e80ee922ecd6d28f97f9a97339f737a7de4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b225e80ee922ecd6d28f97f9a97339f737a7de4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:17:57,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:57,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:57,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:57,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:57,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:57,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:57,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:57,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:57,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:57,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:57,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:57,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:57,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:57,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:57,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:57,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:57,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:57,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:57,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:57,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:57,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:57,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:57,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:57,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:57,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:57,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:57,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:57,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:57,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:57,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:57,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:57,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:57,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:57,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:57,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:57,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:57,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:57,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:57,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:57,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:57,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:17:57,655 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:57,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:57,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:57,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:57,660 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:57,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:57,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:57,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:17:57,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:57,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:57,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:57,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:57,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:57,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:57,664 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:57,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:57,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:57,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:57,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:57,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:57,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:57,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:57,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:57,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:57,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:57,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:57,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:17:57,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:17:57,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:57,670 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 -> 7b225e80ee922ecd6d28f97f9a97339f737a7de4 [2019-11-24 21:17:58,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:58,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:58,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:58,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:58,136 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:58,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c [2019-11-24 21:17:58,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e753298bc/1ed9f2ed89ba4a609a1871f25b4d3ac1/FLAGd5fe92f1c [2019-11-24 21:17:58,950 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:58,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c [2019-11-24 21:17:58,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e753298bc/1ed9f2ed89ba4a609a1871f25b4d3ac1/FLAGd5fe92f1c [2019-11-24 21:17:59,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e753298bc/1ed9f2ed89ba4a609a1871f25b4d3ac1 [2019-11-24 21:17:59,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:59,291 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:59,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:59,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:59,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:59,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4268475d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59, skipping insertion in model container [2019-11-24 21:17:59,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:59,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:59,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:59,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:59,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:59,732 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:59,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59 WrapperNode [2019-11-24 21:17:59,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:59,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:59,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:59,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:59,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:59,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:59,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:59,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:59,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:59" (1/1) ... [2019-11-24 21:17:59,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:59,878 INFO L168 Benchmark]: Toolchain (without parser) took 584.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.2 MB in the end (delta: -32.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:59,879 INFO L168 Benchmark]: CDTParser took 0.61 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 21:17:59,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.56 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:59,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 997.0 MB in the end (delta: -49.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:59,901 INFO L168 Benchmark]: Boogie Preprocessor took 23.87 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:59,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 437.56 ms. Allocated memory is still 1.0 GB. Free memory was 958.8 MB in the beginning and 947.4 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 112.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 997.0 MB in the end (delta: -49.6 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 23.87 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 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 0.1.24-32f2683 [2019-11-24 21:18:02,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:02,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:02,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:02,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:02,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:02,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:02,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:02,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:02,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:02,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:02,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:02,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:02,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:02,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:02,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:02,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:02,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:02,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:02,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:02,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:02,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:02,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:02,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:02,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:02,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:02,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:02,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:02,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:02,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:02,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:02,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:02,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:02,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:02,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:02,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:02,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:02,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:02,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:02,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:02,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:02,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:18:02,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:02,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:02,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:02,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:02,755 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:02,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:02,756 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:02,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:02,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:02,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:02,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:02,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:02,759 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:02,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:18:02,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:18:02,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:02,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:02,763 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:02,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:02,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:02,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:02,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:02,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:02,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:02,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:02,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:02,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:02,765 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:18:02,765 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:18:02,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:02,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:18:02,770 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 -> 7b225e80ee922ecd6d28f97f9a97339f737a7de4 [2019-11-24 21:18:03,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:03,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:03,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:03,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:03,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:03,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c [2019-11-24 21:18:03,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3219a9c34/a9b88fa7335a4ae39dffad72910331c5/FLAGf068da9d4 [2019-11-24 21:18:04,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:04,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c [2019-11-24 21:18:04,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3219a9c34/a9b88fa7335a4ae39dffad72910331c5/FLAGf068da9d4 [2019-11-24 21:18:04,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3219a9c34/a9b88fa7335a4ae39dffad72910331c5 [2019-11-24 21:18:04,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:04,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:04,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:04,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:04,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:04,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2802928b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04, skipping insertion in model container [2019-11-24 21:18:04,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:04,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:04,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:04,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:04,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:04,804 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:04,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04 WrapperNode [2019-11-24 21:18:04,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:04,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:04,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:04,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:04,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:04,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:04,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:04,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:04,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:04" (1/1) ... [2019-11-24 21:18:04,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:04,944 INFO L168 Benchmark]: Toolchain (without parser) took 543.03 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 21:18:04,945 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:04,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.66 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 21:18:04,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.96 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 21:18:04,954 INFO L168 Benchmark]: Boogie Preprocessor took 29.36 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 21:18:04,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 406.66 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 97.96 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 29.36 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...