./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_2calls_25-1.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_25-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32b35f92777a70529f99e4ddde63d45e6dc1a3a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_25-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32b35f92777a70529f99e4ddde63d45e6dc1a3a5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:18:02,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:02,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:02,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:02,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:02,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:02,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:02,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:03,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:03,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:03,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:03,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:03,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:03,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:03,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:03,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:03,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:03,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:03,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:03,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:03,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:03,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:03,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:03,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:03,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:03,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:03,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:03,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:03,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:03,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:03,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:03,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:03,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:03,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:03,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:03,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:03,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:03,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:03,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:03,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:03,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:03,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:18:03,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:03,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:03,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:03,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:03,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:03,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:03,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:03,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:18:03,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:03,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:03,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:03,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:03,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:03,190 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:03,191 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:03,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:03,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:03,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:03,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:03,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:03,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:03,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:03,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:03,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:03,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:03,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:03,197 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:18:03,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:18:03,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:03,202 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 -> 32b35f92777a70529f99e4ddde63d45e6dc1a3a5 [2019-11-24 21:18:03,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:03,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:03,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:03,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:03,824 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:03,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_2calls_25-1.c [2019-11-24 21:18:03,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8bae23a/549bb049a57f4dbf87e5770c58e6eeca/FLAG827cf43bb [2019-11-24 21:18:04,950 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:04,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_25-1.c [2019-11-24 21:18:04,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8bae23a/549bb049a57f4dbf87e5770c58e6eeca/FLAG827cf43bb [2019-11-24 21:18:05,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d8bae23a/549bb049a57f4dbf87e5770c58e6eeca [2019-11-24 21:18:05,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:05,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:05,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:05,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:05,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:05,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e551884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05, skipping insertion in model container [2019-11-24 21:18:05,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:05,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:05,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:05,513 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:05,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:05,593 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:05,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05 WrapperNode [2019-11-24 21:18:05,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:05,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:05,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:05,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:05,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:05,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:05,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:05,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:05,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:05" (1/1) ... [2019-11-24 21:18:05,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:05,827 INFO L168 Benchmark]: Toolchain (without parser) took 801.75 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 991.0 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:05,829 INFO L168 Benchmark]: CDTParser took 0.95 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 21:18:05,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.16 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 21:18:05,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.74 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: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:05,835 INFO L168 Benchmark]: Boogie Preprocessor took 48.31 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:05,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 572.16 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 166.74 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: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 48.31 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 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 21:18:09,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:09,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:09,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:09,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:09,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:09,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:09,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:09,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:09,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:09,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:09,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:09,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:09,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:09,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:09,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:09,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:09,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:09,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:09,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:09,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:09,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:09,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:09,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:09,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:09,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:09,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:09,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:09,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:09,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:09,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:09,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:09,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:09,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:09,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:09,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:09,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:09,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:09,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:09,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:09,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:09,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:18:10,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:10,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:10,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:10,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:10,044 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:10,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:10,044 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:10,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:10,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:10,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:10,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:10,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:10,051 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:10,052 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:18:10,052 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:18:10,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:10,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:10,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:10,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:10,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:10,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:10,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:10,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:10,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:10,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:10,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:10,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:10,055 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:18:10,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:18:10,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:10,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:18:10,060 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 -> 32b35f92777a70529f99e4ddde63d45e6dc1a3a5 [2019-11-24 21:18:10,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:10,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:10,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:10,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:10,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:10,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_2calls_25-1.c [2019-11-24 21:18:10,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736ba758d/595fc417fe504a34a5bfb1d7f4a440a4/FLAG19dc85ab9 [2019-11-24 21:18:11,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:11,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_25-1.c [2019-11-24 21:18:11,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736ba758d/595fc417fe504a34a5bfb1d7f4a440a4/FLAG19dc85ab9 [2019-11-24 21:18:11,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736ba758d/595fc417fe504a34a5bfb1d7f4a440a4 [2019-11-24 21:18:11,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:11,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:11,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:11,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:11,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:11,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:11, skipping insertion in model container [2019-11-24 21:18:11,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:11" (1/1) ... [2019-11-24 21:18:11,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:11,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:12,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:12,369 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:12,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:12,470 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:12,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12 WrapperNode [2019-11-24 21:18:12,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:12,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:12,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:12,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:12,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:12,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:12,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:12,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:12,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:12" (1/1) ... [2019-11-24 21:18:12,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:12,663 INFO L168 Benchmark]: Toolchain (without parser) took 774.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:12,665 INFO L168 Benchmark]: CDTParser took 1.51 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. [2019-11-24 21:18:12,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.49 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. [2019-11-24 21:18:12,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.35 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. [2019-11-24 21:18:12,671 INFO L168 Benchmark]: Boogie Preprocessor took 40.47 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 21:18:12,680 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 582.49 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 143.35 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 40.47 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...