./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0661a.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_0661a.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 affc33a17eeaac5bbef8bea17cfba29382789d60 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0661a.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 affc33a17eeaac5bbef8bea17cfba29382789d60 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:08:05,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:05,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:05,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:05,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:05,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:05,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:05,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:05,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:05,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:05,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:05,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:05,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:05,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:05,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:05,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:05,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:05,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:05,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:05,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:05,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:05,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:05,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:05,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:05,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:05,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:05,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:05,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:05,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:05,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:05,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:05,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:05,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:05,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:05,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:05,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:05,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:05,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:05,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:05,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:05,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:05,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:05,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:05,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:05,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:05,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:05,727 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:05,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:05,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:05,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:05,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:05,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:05,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:05,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:05,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:05,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:05,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:05,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:05,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:05,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:05,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:05,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:05,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:05,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:05,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:05,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:05,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:05,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:05,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:05,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:05,743 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 -> affc33a17eeaac5bbef8bea17cfba29382789d60 [2019-11-27 16:08:06,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:06,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:06,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:06,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:06,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:06,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-27 16:08:06,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9688b26d0/9ec99e3d59534e4a9183dfdc3477dfca/FLAG4f83db006 [2019-11-27 16:08:07,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:07,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-27 16:08:07,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9688b26d0/9ec99e3d59534e4a9183dfdc3477dfca/FLAG4f83db006 [2019-11-27 16:08:07,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9688b26d0/9ec99e3d59534e4a9183dfdc3477dfca [2019-11-27 16:08:07,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:07,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:07,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:07,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:07,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:07,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:07" (1/1) ... [2019-11-27 16:08:07,759 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 04:08:07, skipping insertion in model container [2019-11-27 16:08:07,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:07" (1/1) ... [2019-11-27 16:08:07,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:07,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:08,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:08,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:08,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:08,934 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:08,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08 WrapperNode [2019-11-27 16:08:08,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:08,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:08,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:08,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:08,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:08,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:09,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:09,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:09,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:09,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:09,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:09,343 INFO L168 Benchmark]: Toolchain (without parser) took 1607.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:09,358 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-27 16:08:09,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1199.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:09,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.51 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:09,366 INFO L168 Benchmark]: Boogie Preprocessor took 213.80 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 16:08:09,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1199.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.51 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.80 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. 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 16:08:13,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:13,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:13,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:13,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:13,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:13,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:13,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:13,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:13,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:13,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:13,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:13,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:13,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:13,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:13,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:13,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:13,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:13,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:13,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:13,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:13,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:13,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:13,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:13,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:13,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:13,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:13,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:13,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:13,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:13,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:13,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:13,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:13,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:13,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:13,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:13,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:13,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:13,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:13,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:13,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:13,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:13,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:13,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:13,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:13,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:13,571 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:13,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:13,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:13,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:13,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:13,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:13,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:13,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:13,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:13,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:13,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:13,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:13,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:13,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:13,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:13,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:13,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:13,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:13,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:13,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:13,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:13,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:13,585 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:13,586 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:13,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:13,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:13,588 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 -> affc33a17eeaac5bbef8bea17cfba29382789d60 [2019-11-27 16:08:14,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:14,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:14,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:14,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:14,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:14,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-27 16:08:14,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beab060aa/268ffe7b751e4c3988fcf053b9db647c/FLAGb8b0b36fd [2019-11-27 16:08:15,466 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:15,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-27 16:08:15,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beab060aa/268ffe7b751e4c3988fcf053b9db647c/FLAGb8b0b36fd [2019-11-27 16:08:15,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beab060aa/268ffe7b751e4c3988fcf053b9db647c [2019-11-27 16:08:15,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:15,579 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:15,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:15,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:15,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:15,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:15" (1/1) ... [2019-11-27 16:08:15,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a7b033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:15, skipping insertion in model container [2019-11-27 16:08:15,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:15" (1/1) ... [2019-11-27 16:08:15,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:15,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:16,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:16,451 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:16,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:16,763 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:16,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16 WrapperNode [2019-11-27 16:08:16,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:16,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:16,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:16,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:16,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:16,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:16,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:16,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:17,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:17,206 INFO L168 Benchmark]: Toolchain (without parser) took 1624.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.9 MB in the end (delta: -5.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:17,208 INFO L168 Benchmark]: CDTParser took 0.86 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 16:08:17,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1179.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:17,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.10 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:17,215 INFO L168 Benchmark]: Boogie Preprocessor took 224.83 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:17,226 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 1179.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.10 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.83 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 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...