./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_1231b.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 c714d208cb0b1f96f572e8a6108248eb76c73a94 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1231b.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 c714d208cb0b1f96f572e8a6108248eb76c73a94 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:51:57,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:57,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:57,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:57,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:57,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:57,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:57,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:57,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:57,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:57,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:57,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:57,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:57,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:57,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:57,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:57,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:57,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:57,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:57,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:57,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:57,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:57,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:57,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:57,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:57,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:57,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:57,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:57,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:57,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:57,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:57,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:57,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:57,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:57,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:57,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:57,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:57,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:57,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:57,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:57,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:57,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:51:57,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:57,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:57,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:57,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:57,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:57,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:57,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:57,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:51:57,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:57,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:57,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:57,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:57,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:57,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:57,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:57,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:57,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:57,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:57,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:57,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:57,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:57,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:57,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:57,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:57,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:57,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:51:57,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:51:57,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:57,822 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 -> c714d208cb0b1f96f572e8a6108248eb76c73a94 [2019-11-25 22:51:58,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:58,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:58,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:58,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:58,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:58,405 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2019-11-25 22:51:58,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eb7e4d95/7324108464e54094a00e84a16429e84b/FLAGa06bc9a9f [2019-11-25 22:51:59,650 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:59,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2019-11-25 22:51:59,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eb7e4d95/7324108464e54094a00e84a16429e84b/FLAGa06bc9a9f [2019-11-25 22:51:59,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eb7e4d95/7324108464e54094a00e84a16429e84b [2019-11-25 22:51:59,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:59,723 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:59,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:59,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:59,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:59,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:59" (1/1) ... [2019-11-25 22:51:59,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:59, skipping insertion in model container [2019-11-25 22:51:59,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:59" (1/1) ... [2019-11-25 22:51:59,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:59,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:00,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:00,328 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:00,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:00,518 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:00,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00 WrapperNode [2019-11-25 22:52:00,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:00,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:00,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:00,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:00,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:00,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:00,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:00,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:00,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:00" (1/1) ... [2019-11-25 22:52:00,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:00,740 INFO L168 Benchmark]: Toolchain (without parser) took 1010.39 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:00,742 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-25 22:52:00,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.47 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:00,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.57 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:00,750 INFO L168 Benchmark]: Boogie Preprocessor took 85.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:00,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 795.47 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.57 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:04,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:04,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:04,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:04,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:04,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:04,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:04,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:04,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:04,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:04,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:04,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:04,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:04,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:04,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:04,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:04,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:04,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:04,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:04,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:04,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:04,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:04,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:04,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:04,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:04,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:04,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:04,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:04,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:04,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:04,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:04,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:04,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:04,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:04,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:04,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:04,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:04,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:04,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:04,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:04,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:04,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:04,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:04,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:04,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:04,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:04,820 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:04,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:04,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:04,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:04,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:04,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:04,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:04,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:04,828 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:04,828 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:04,829 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:04,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:04,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:04,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:04,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:04,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:04,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:04,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:04,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:04,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:04,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:04,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:04,835 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:04,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:04,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:04,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:04,840 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 -> c714d208cb0b1f96f572e8a6108248eb76c73a94 [2019-11-25 22:52:05,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:05,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:05,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:05,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:05,545 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:05,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2019-11-25 22:52:05,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10dfd4ddd/d0650c1c90834870a8801e8869f1ee92/FLAG8070b270e [2019-11-25 22:52:06,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:06,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2019-11-25 22:52:06,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10dfd4ddd/d0650c1c90834870a8801e8869f1ee92/FLAG8070b270e [2019-11-25 22:52:06,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10dfd4ddd/d0650c1c90834870a8801e8869f1ee92 [2019-11-25 22:52:06,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:06,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:06,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:06,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:06,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:06,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:06" (1/1) ... [2019-11-25 22:52:06,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630f4f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:06, skipping insertion in model container [2019-11-25 22:52:06,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:06" (1/1) ... [2019-11-25 22:52:06,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:06,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:07,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:07,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:07,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:07,738 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:07,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07 WrapperNode [2019-11-25 22:52:07,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:07,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:07,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:07,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:07,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:07,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:07,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:07,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:07,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:07" (1/1) ... [2019-11-25 22:52:07,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:07,931 INFO L168 Benchmark]: Toolchain (without parser) took 1056.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:07,931 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 22:52:07,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 865.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:07,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:07,936 INFO L168 Benchmark]: Boogie Preprocessor took 77.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:07,944 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 865.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...