./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1032d.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_1032d.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 bc388f4eaa6aadf687b7d35c78a026571921b2b6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:18:58,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:18:58,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:18:58,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:18:58,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:18:58,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:18:58,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:18:58,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:18:58,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:18:58,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:18:58,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:18:58,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:18:58,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:18:58,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:18:58,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:18:58,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:18:58,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:18:58,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:18:58,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:18:58,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:18:58,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:18:58,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:18:58,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:18:58,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:18:58,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:18:58,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:18:58,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:18:58,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:18:58,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:18:58,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:18:58,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:18:58,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:18:58,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:18:58,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:18:58,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:18:58,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:18:58,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:18:58,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:18:58,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:18:58,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:18:58,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:18:58,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:18:58,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:18:58,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:18:58,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:18:58,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:18:58,481 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:18:58,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:18:58,481 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:18:58,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:18:58,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:18:58,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:18:58,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:18:58,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:18:58,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:18:58,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:18:58,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:18:58,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:18:58,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:18:58,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:18:58,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:18:58,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:18:58,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:18:58,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:18:58,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:18:58,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:18:58,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:18:58,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:18:58,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:18:58,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:18:58,496 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 -> bc388f4eaa6aadf687b7d35c78a026571921b2b6 [2019-11-16 21:18:59,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:18:59,154 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:18:59,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:18:59,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:18:59,172 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:18:59,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2019-11-16 21:18:59,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2df53834d/c35b42e31e9e4bfe8f1bf92be2378f93/FLAG252fb6e05 [2019-11-16 21:19:00,217 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:19:00,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2019-11-16 21:19:00,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2df53834d/c35b42e31e9e4bfe8f1bf92be2378f93/FLAG252fb6e05 [2019-11-16 21:19:00,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2df53834d/c35b42e31e9e4bfe8f1bf92be2378f93 [2019-11-16 21:19:00,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:19:00,292 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:19:00,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:00,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:19:00,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:19:00,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:00" (1/1) ... [2019-11-16 21:19:00,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78faa39b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:00, skipping insertion in model container [2019-11-16 21:19:00,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:00" (1/1) ... [2019-11-16 21:19:00,334 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:19:00,390 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:19:00,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:00,985 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:19:01,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:01,128 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:19:01,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01 WrapperNode [2019-11-16 21:19:01,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:01,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:01,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:19:01,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:19:01,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:01,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:19:01,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:19:01,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:19:01,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:19:01,371 INFO L168 Benchmark]: Toolchain (without parser) took 1073.98 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 985.8 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:01,372 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-16 21:19:01,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:01,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:01,394 INFO L168 Benchmark]: Boogie Preprocessor took 83.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:01,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 831.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 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...