./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/float-newlib/float_req_bl_0661b.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 3baa54e1fe680d04e1d87db08239ebe83d82154f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/float-newlib/float_req_bl_0661b.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 3baa54e1fe680d04e1d87db08239ebe83d82154f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:09:11,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:11,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:11,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:11,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:11,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:11,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:11,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:11,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:11,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:11,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:11,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:11,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:11,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:11,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:11,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:11,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:11,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:11,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:11,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:11,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:11,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:11,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:11,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:11,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:11,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:11,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:11,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:11,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:11,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:11,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:11,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:11,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:11,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:11,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:11,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:11,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:11,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:11,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:11,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:11,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:11,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:11,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:11,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:11,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:11,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:11,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:11,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:11,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:11,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:11,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:11,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:11,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:11,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:11,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:11,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:11,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:11,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:11,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:11,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:11,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:11,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:11,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:11,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:11,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:11,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:11,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:11,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:11,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:11,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:11,545 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 -> 3baa54e1fe680d04e1d87db08239ebe83d82154f [2019-11-27 16:09:12,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:12,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:12,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:12,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:12,076 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:12,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-27 16:09:12,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000bd66ed/c6ca8b6337a24fc3b7c39d5f5edd4944/FLAGdb72bc729 [2019-11-27 16:09:12,996 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:13,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-27 16:09:13,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000bd66ed/c6ca8b6337a24fc3b7c39d5f5edd4944/FLAGdb72bc729 [2019-11-27 16:09:13,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000bd66ed/c6ca8b6337a24fc3b7c39d5f5edd4944 [2019-11-27 16:09:13,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:13,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:13,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:13,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:13,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:13,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:13,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edcae6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13, skipping insertion in model container [2019-11-27 16:09:13,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:13,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:13,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:13,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:13,848 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:13,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:13,981 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:13,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13 WrapperNode [2019-11-27 16:09:13,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:13,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:13,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:13,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:13,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:14,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:14,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:14,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:14,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:13" (1/1) ... [2019-11-27 16:09:14,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:14,229 INFO L168 Benchmark]: Toolchain (without parser) took 950.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:14,243 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-27 16:09:14,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:14,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.06 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:14,248 INFO L168 Benchmark]: Boogie Preprocessor took 115.91 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:14,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 701.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.06 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.91 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 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 0.1.24-509859d [2019-11-27 16:09:16,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:16,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:17,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:17,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:17,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:17,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:17,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:17,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:17,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:17,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:17,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:17,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:17,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:17,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:17,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:17,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:17,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:17,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:17,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:17,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:17,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:17,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:17,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:17,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:17,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:17,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:17,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:17,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:17,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:17,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:17,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:17,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:17,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:17,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:17,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:17,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:17,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:17,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:17,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:17,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:17,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:17,146 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:17,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:17,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:17,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:17,151 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:17,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:17,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:17,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:17,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:17,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:17,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:17,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:17,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:17,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:17,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:17,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:17,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:17,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:17,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:17,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:17,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:17,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:17,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:17,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:17,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:17,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:17,161 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:17,162 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:17,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:17,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:17,165 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 -> 3baa54e1fe680d04e1d87db08239ebe83d82154f [2019-11-27 16:09:17,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:17,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:17,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:17,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:17,598 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:17,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-27 16:09:17,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932c2ca66/d4fdd905b2be4849a5b6ebc1de7b2fed/FLAG7d5dcb1cd [2019-11-27 16:09:18,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:18,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-27 16:09:18,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932c2ca66/d4fdd905b2be4849a5b6ebc1de7b2fed/FLAG7d5dcb1cd [2019-11-27 16:09:18,734 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/932c2ca66/d4fdd905b2be4849a5b6ebc1de7b2fed [2019-11-27 16:09:18,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:18,744 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:18,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:18,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:18,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:18,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:18" (1/1) ... [2019-11-27 16:09:18,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:18, skipping insertion in model container [2019-11-27 16:09:18,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:18" (1/1) ... [2019-11-27 16:09:18,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:18,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:19,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:19,399 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:19,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:19,617 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:19,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19 WrapperNode [2019-11-27 16:09:19,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:19,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:19,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:19,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:19,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:19,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:19,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:19,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:19,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:19" (1/1) ... [2019-11-27 16:09:19,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:19,899 INFO L168 Benchmark]: Toolchain (without parser) took 1151.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:19,901 INFO L168 Benchmark]: CDTParser took 2.56 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. [2019-11-27 16:09:19,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 874.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:19,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.38 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:19,906 INFO L168 Benchmark]: Boogie Preprocessor took 150.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:19,913 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 874.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.38 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...