./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Fibonacci01-1.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/Fibonacci01-1.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 0f8f22ce4f3bf9068fc0240f174785871ced813b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Fibonacci01-1.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 0f8f22ce4f3bf9068fc0240f174785871ced813b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:17:46,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:46,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:46,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:46,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:46,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:46,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:46,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:46,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:46,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:46,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:46,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:46,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:46,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:46,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:46,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:46,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:46,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:46,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:46,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:46,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:46,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:46,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:46,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:46,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:46,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:46,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:46,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:46,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:46,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:46,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:46,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:46,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:46,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:46,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:46,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:46,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:46,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:46,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:46,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:46,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:46,188 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:17:46,228 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:46,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:46,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:46,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:46,238 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:46,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:46,239 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:46,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:17:46,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:46,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:46,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:46,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:46,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:46,245 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:46,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:46,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:46,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:46,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:46,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:46,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:46,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:46,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:46,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:46,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:46,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:46,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:46,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:17:46,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:17:46,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:46,253 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 -> 0f8f22ce4f3bf9068fc0240f174785871ced813b [2019-11-24 21:17:46,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:46,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:46,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:46,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:46,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:46,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-24 21:17:47,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0201e2bad/b8e1120accac4ea5a0c13500467c73bf/FLAG214ff7ee7 [2019-11-24 21:17:48,145 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:48,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-24 21:17:48,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0201e2bad/b8e1120accac4ea5a0c13500467c73bf/FLAG214ff7ee7 [2019-11-24 21:17:48,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0201e2bad/b8e1120accac4ea5a0c13500467c73bf [2019-11-24 21:17:48,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:48,212 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:48,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:48,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:48,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:48,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:48,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48, skipping insertion in model container [2019-11-24 21:17:48,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:48,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:48,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:48,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:48,793 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:48,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:48,843 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:48,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48 WrapperNode [2019-11-24 21:17:48,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:48,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:48,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:48,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:48,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:48,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:49,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:49,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:49,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:49,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:48" (1/1) ... [2019-11-24 21:17:49,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:49,062 INFO L168 Benchmark]: Toolchain (without parser) took 843.60 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. [2019-11-24 21:17:49,064 INFO L168 Benchmark]: CDTParser took 1.13 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 21:17:49,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.86 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:49,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.60 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. [2019-11-24 21:17:49,082 INFO L168 Benchmark]: Boogie Preprocessor took 36.59 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. [2019-11-24 21:17:49,094 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 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 632.86 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 156.60 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 36.59 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 0.1.24-32f2683 [2019-11-24 21:17:52,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:52,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:52,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:52,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:52,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:52,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:52,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:52,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:53,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:53,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:53,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:53,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:53,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:53,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:53,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:53,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:53,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:53,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:53,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:53,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:53,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:53,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:53,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:53,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:53,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:53,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:53,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:53,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:53,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:53,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:53,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:53,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:53,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:53,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:53,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:53,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:53,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:53,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:53,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:53,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:53,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:17:53,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:53,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:53,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:53,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:53,163 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:53,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:53,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:53,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:53,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:53,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:53,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:53,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:53,170 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:53,170 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:17:53,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:17:53,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:53,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:53,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:53,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:53,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:53,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:53,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:53,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:53,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:53,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:53,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:53,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:53,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:17:53,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:17:53,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:53,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:17:53,186 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 -> 0f8f22ce4f3bf9068fc0240f174785871ced813b [2019-11-24 21:17:53,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:53,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:53,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:53,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:53,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:53,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-24 21:17:53,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccec1c032/e55be00068894e928115bad5651a7f7a/FLAG80320a302 [2019-11-24 21:17:54,992 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:54,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci01-1.c [2019-11-24 21:17:55,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccec1c032/e55be00068894e928115bad5651a7f7a/FLAG80320a302 [2019-11-24 21:17:55,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccec1c032/e55be00068894e928115bad5651a7f7a [2019-11-24 21:17:55,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:55,201 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:55,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:55,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:55,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:55,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55, skipping insertion in model container [2019-11-24 21:17:55,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:55,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:55,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:55,727 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:55,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:55,790 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:55,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55 WrapperNode [2019-11-24 21:17:55,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:55,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:55,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:55,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:55,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:55,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:55,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:55,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:55,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:56,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:56,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:56,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:56,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:56,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:56,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:56,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:55" (1/1) ... [2019-11-24 21:17:56,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:56,046 INFO L168 Benchmark]: Toolchain (without parser) took 828.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:56,050 INFO L168 Benchmark]: CDTParser took 0.55 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 21:17:56,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.89 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 21:17:56,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.49 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 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:56,060 INFO L168 Benchmark]: Boogie Preprocessor took 49.72 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:56,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 592.89 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 172.49 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 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.72 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...