./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1051.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1051.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 0fa375491f6ee23468a1ede5cb9608fff6035ced ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:18:58,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:18:58,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:18:58,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:18:58,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:18:58,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:18:58,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:18:58,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:18:58,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:18:58,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:18:58,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:18:58,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:18:58,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:18:58,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:18:58,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:18:58,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:18:58,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:18:58,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:18:58,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:18:58,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:18:58,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:18:58,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:18:58,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:18:58,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:18:58,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:18:58,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:18:58,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:18:58,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:18:58,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:18:58,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:18:58,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:18:58,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:18:58,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:18:58,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:18:58,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:18:58,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:18:58,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:18:58,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:18:58,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:18:58,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:18:58,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:18:58,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:18:58,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:18:58,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:18:58,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:18:58,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:18:58,758 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:18:58,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:18:58,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:18:58,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:18:58,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:18:58,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:18:58,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:18:58,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:18:58,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:18:58,763 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:18:58,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:18:58,769 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:18:58,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:18:58,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:18:58,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:18:58,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:18:58,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:18:58,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:18:58,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:18:58,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:18:58,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:18:58,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:18:58,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:18:58,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:18:58,775 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 -> 0fa375491f6ee23468a1ede5cb9608fff6035ced [2019-11-16 21:18:59,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:18:59,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:18:59,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:18:59,358 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:18:59,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:18:59,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-16 21:18:59,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eab1c142f/450dabf6cd7e49f6b9129e7bf942d4d7/FLAGf0db903cc [2019-11-16 21:19:00,606 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:19:00,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-16 21:19:00,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eab1c142f/450dabf6cd7e49f6b9129e7bf942d4d7/FLAGf0db903cc [2019-11-16 21:19:00,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eab1c142f/450dabf6cd7e49f6b9129e7bf942d4d7 [2019-11-16 21:19:00,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:19:00,686 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:19:00,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:00,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:19:00,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:19:00,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:00" (1/1) ... [2019-11-16 21:19:00,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f20680e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:00, skipping insertion in model container [2019-11-16 21:19:00,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:00" (1/1) ... [2019-11-16 21:19:00,728 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:19:00,780 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:19:01,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:01,412 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:19:01,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:01,559 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:19:01,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01 WrapperNode [2019-11-16 21:19:01,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:01,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:01,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:19:01,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:19:01,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:01,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:19:01,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:19:01,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:19:01,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:01" (1/1) ... [2019-11-16 21:19:01,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:19:01,802 INFO L168 Benchmark]: Toolchain (without parser) took 1102.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 980.1 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:01,803 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:01,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 876.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.6 MB in the end (delta: -34.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:01,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.41 ms. Allocated memory is still 1.0 GB. Free memory is still 991.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:01,810 INFO L168 Benchmark]: Boogie Preprocessor took 77.51 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:01,823 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 876.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.6 MB in the end (delta: -34.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.41 ms. Allocated memory is still 1.0 GB. Free memory is still 991.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.51 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...