./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/double_req_bl_1092a.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 8be2489bdcd97218605067fa4593696f9050abdf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:18:59,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:18:59,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:18:59,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:18:59,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:18:59,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:18:59,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:18:59,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:18:59,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:18:59,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:18:59,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:18:59,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:18:59,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:18:59,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:18:59,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:18:59,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:18:59,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:18:59,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:18:59,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:18:59,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:19:00,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:19:00,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:19:00,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:19:00,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:19:00,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:19:00,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:19:00,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:19:00,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:19:00,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:19:00,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:19:00,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:19:00,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:19:00,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:19:00,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:19:00,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:19:00,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:19:00,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:19:00,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:19:00,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:19:00,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:19:00,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:19:00,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:19:00,069 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:19:00,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:19:00,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:19:00,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:19:00,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:19:00,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:19:00,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:19:00,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:19:00,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:19:00,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:19:00,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:19:00,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:19:00,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:19:00,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:19:00,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:19:00,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:19:00,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:19:00,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:19:00,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:19:00,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:19:00,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:19:00,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:19:00,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:19:00,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:19:00,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:19:00,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:19:00,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:19:00,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:19:00,091 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 -> 8be2489bdcd97218605067fa4593696f9050abdf [2019-11-16 21:19:00,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:19:00,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:19:00,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:19:00,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:19:00,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:19:00,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2019-11-16 21:19:00,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ad0c7c8/f2277289863e4180a34e58a79956aa5e/FLAGa553fc6fd [2019-11-16 21:19:01,468 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:19:01,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2019-11-16 21:19:01,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ad0c7c8/f2277289863e4180a34e58a79956aa5e/FLAGa553fc6fd [2019-11-16 21:19:01,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ad0c7c8/f2277289863e4180a34e58a79956aa5e [2019-11-16 21:19:01,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:19:01,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:19:01,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:01,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:19:01,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:19:01,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e947dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01, skipping insertion in model container [2019-11-16 21:19:01,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,793 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:19:01,834 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:19:02,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:02,236 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:19:02,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:02,339 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:19:02,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02 WrapperNode [2019-11-16 21:19:02,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:02,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:02,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:19:02,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:19:02,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:02,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:19:02,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:19:02,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:19:02,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:02" (1/1) ... [2019-11-16 21:19:02,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:19:02,521 INFO L168 Benchmark]: Toolchain (without parser) took 748.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.1 MB in the end (delta: -14.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:02,522 INFO L168 Benchmark]: CDTParser took 2.39 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. [2019-11-16 21:19:02,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:02,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:02,528 INFO L168 Benchmark]: Boogie Preprocessor took 67.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.9 MB in the beginning and 980.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:02,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39 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 579.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.9 MB in the beginning and 980.1 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...