./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_7-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive-simple/fibo_7-1.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 f612eebc128d68e9b4bc81ed92184f640c3b9bd4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_7-1.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 f612eebc128d68e9b4bc81ed92184f640c3b9bd4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:12:14,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:14,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:14,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:14,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:14,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:14,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:14,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:14,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:14,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:14,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:14,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:14,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:14,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:14,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:14,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:14,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:14,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:14,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:14,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:14,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:14,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:14,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:14,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:14,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:14,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:14,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:14,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:14,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:14,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:14,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:14,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:14,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:14,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:14,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:14,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:14,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:14,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:14,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:14,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:14,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:14,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:14,311 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:14,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:14,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:14,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:14,319 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:14,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:14,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:14,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:14,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:14,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:14,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:14,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:14,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:14,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:14,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:14,328 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:14,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:14,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:14,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:14,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:14,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:14,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:14,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:14,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:14,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:14,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:14,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:14,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:14,337 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 -> f612eebc128d68e9b4bc81ed92184f640c3b9bd4 [2019-11-26 17:12:14,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:14,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:14,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:14,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:14,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:14,998 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_7-1.c [2019-11-26 17:12:15,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3caadb7a/8fe1b731e44c426d9f718b1c52eb13aa/FLAG34d0ebe94 [2019-11-26 17:12:16,242 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:16,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_7-1.c [2019-11-26 17:12:16,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3caadb7a/8fe1b731e44c426d9f718b1c52eb13aa/FLAG34d0ebe94 [2019-11-26 17:12:16,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3caadb7a/8fe1b731e44c426d9f718b1c52eb13aa [2019-11-26 17:12:16,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:16,317 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:16,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:16,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:16,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:16,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:16,341 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 26.11 05:12:16, skipping insertion in model container [2019-11-26 17:12:16,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:16,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:16,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:16,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:16,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:16,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:16,926 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:16,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16 WrapperNode [2019-11-26 17:12:16,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:16,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:16,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:16,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:16,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:16,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:17,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:17,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:17,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:17,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:16" (1/1) ... [2019-11-26 17:12:17,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:17,162 INFO L168 Benchmark]: Toolchain (without parser) took 836.20 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:17,163 INFO L168 Benchmark]: CDTParser took 3.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:17,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:17,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.83 ms. Allocated memory is still 1.0 GB. Free memory is still 950.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:17,171 INFO L168 Benchmark]: Boogie Preprocessor took 133.05 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. [2019-11-26 17:12:17,185 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.26 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 609.83 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 77.83 ms. Allocated memory is still 1.0 GB. Free memory is still 950.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.05 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:12:21,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:21,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:21,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:21,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:21,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:21,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:21,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:21,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:21,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:21,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:21,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:21,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:21,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:21,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:21,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:21,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:21,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:21,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:21,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:21,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:21,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:21,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:21,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:21,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:21,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:21,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:21,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:21,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:21,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:21,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:21,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:21,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:21,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:21,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:21,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:21,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:21,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:21,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:21,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:21,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:21,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:12:21,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:21,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:21,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:21,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:21,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:21,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:21,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:21,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:21,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:21,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:21,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:21,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:21,321 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:12:21,322 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:12:21,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:21,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:21,322 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:21,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:21,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:21,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:21,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:21,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:21,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:21,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:21,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:21,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:21,330 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:12:21,331 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:12:21,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:21,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:12:21,333 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 -> f612eebc128d68e9b4bc81ed92184f640c3b9bd4 [2019-11-26 17:12:21,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:21,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:21,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:21,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:21,967 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:21,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_7-1.c [2019-11-26 17:12:22,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ccc07d5d/faf30703f38446658db854cb09426040/FLAG8d53a1934 [2019-11-26 17:12:23,184 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:23,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_7-1.c [2019-11-26 17:12:23,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ccc07d5d/faf30703f38446658db854cb09426040/FLAG8d53a1934 [2019-11-26 17:12:23,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ccc07d5d/faf30703f38446658db854cb09426040 [2019-11-26 17:12:23,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:23,256 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:23,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:23,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:23,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:23,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:23,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e1bbb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23, skipping insertion in model container [2019-11-26 17:12:23,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:23,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:23,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:23,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:23,819 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:23,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:23,897 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:23,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23 WrapperNode [2019-11-26 17:12:23,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:23,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:23,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:23,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:23,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:23,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:24,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:24,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:24,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:24,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:23" (1/1) ... [2019-11-26 17:12:24,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:24,140 INFO L168 Benchmark]: Toolchain (without parser) took 879.69 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 997.0 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:24,145 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:24,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.62 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. [2019-11-26 17:12:24,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.24 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. [2019-11-26 17:12:24,153 INFO L168 Benchmark]: Boogie Preprocessor took 54.46 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:24,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 640.62 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 176.24 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 54.46 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...