./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0680a.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/double_req_bl_0680a.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 baa80d60694a6a02d32fddddbbe44c204edcedd1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/double_req_bl_0680a.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 baa80d60694a6a02d32fddddbbe44c204edcedd1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:08:08,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:08,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:08,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:08,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:08,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:08,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:08,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:08,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:08,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:08,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:08,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:08,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:08,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:08,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:08,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:08,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:08,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:08,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:08,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:08,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:08,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:08,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:08,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:08,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:08,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:08,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:08,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:08,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:08,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:08,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:08,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:08,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:08,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:08,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:08,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:08,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:08,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:08,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:08,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:08,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:08,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:08,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:08,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:08,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:08,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:08,536 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:08,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:08,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:08,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:08,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:08,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:08,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:08,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:08,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:08,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:08,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:08,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:08,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:08,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:08,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:08,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:08,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:08,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:08,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:08,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:08,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:08,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:08,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:08,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:08,550 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 -> baa80d60694a6a02d32fddddbbe44c204edcedd1 [2019-11-27 16:08:09,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:09,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:09,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:09,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:09,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:09,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-27 16:08:09,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e87cf89c6/2e19c654b62b4ebd9ec475c8abfa7893/FLAGc1e6676b2 [2019-11-27 16:08:10,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:10,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-27 16:08:10,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e87cf89c6/2e19c654b62b4ebd9ec475c8abfa7893/FLAGc1e6676b2 [2019-11-27 16:08:10,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e87cf89c6/2e19c654b62b4ebd9ec475c8abfa7893 [2019-11-27 16:08:10,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:10,312 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:10,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:10,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:10,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:10,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:10,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10, skipping insertion in model container [2019-11-27 16:08:10,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:10,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:10,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:11,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:11,148 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:11,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:11,353 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:11,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11 WrapperNode [2019-11-27 16:08:11,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:11,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:11,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:11,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:11,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:11,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:11,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:11,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:11,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:11" (1/1) ... [2019-11-27 16:08:11,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:11,718 INFO L168 Benchmark]: Toolchain (without parser) took 1399.86 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 978.7 MB in the end (delta: -17.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:11,719 INFO L168 Benchmark]: CDTParser took 0.26 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. [2019-11-27 16:08:11,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1038.58 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:11,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:11,728 INFO L168 Benchmark]: Boogie Preprocessor took 179.66 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:11,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1038.58 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.66 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 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 16:08:15,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:15,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:15,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:15,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:15,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:15,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:15,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:15,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:15,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:15,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:15,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:15,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:15,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:15,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:15,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:15,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:15,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:15,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:15,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:15,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:15,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:15,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:15,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:15,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:15,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:15,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:15,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:15,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:15,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:15,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:15,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:15,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:15,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:15,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:15,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:15,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:15,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:15,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:15,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:15,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:15,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:15,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:15,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:15,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:15,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:15,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:15,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:15,966 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:15,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:15,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:15,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:15,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:15,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:15,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:15,972 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:15,972 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:15,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:15,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:15,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:15,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:15,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:15,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:15,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:15,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:15,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:15,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:15,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:15,979 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:15,979 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:15,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:15,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:15,982 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 -> baa80d60694a6a02d32fddddbbe44c204edcedd1 [2019-11-27 16:08:16,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:16,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:16,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:16,656 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:16,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:16,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-27 16:08:16,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11eb3f4c8/c5c18f3a935444fb8fee35e5b31ea7c8/FLAG4c18ab6c8 [2019-11-27 16:08:17,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:17,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-27 16:08:17,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11eb3f4c8/c5c18f3a935444fb8fee35e5b31ea7c8/FLAG4c18ab6c8 [2019-11-27 16:08:18,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11eb3f4c8/c5c18f3a935444fb8fee35e5b31ea7c8 [2019-11-27 16:08:18,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:18,024 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:18,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:18,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:18,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:18,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:18" (1/1) ... [2019-11-27 16:08:18,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:18, skipping insertion in model container [2019-11-27 16:08:18,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:18" (1/1) ... [2019-11-27 16:08:18,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:18,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:18,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:18,904 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:19,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:19,200 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:19,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19 WrapperNode [2019-11-27 16:08:19,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:19,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:19,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:19,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:19,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:19,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:19,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:19,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:19,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:19" (1/1) ... [2019-11-27 16:08:19,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:19,672 INFO L168 Benchmark]: Toolchain (without parser) took 1643.46 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:19,674 INFO L168 Benchmark]: CDTParser took 0.45 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 16:08:19,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1175.11 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:19,677 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 16:08:19,678 INFO L168 Benchmark]: Boogie Preprocessor took 237.69 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 16:08:19,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1175.11 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 237.69 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...