./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1131b.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_1131b.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 c6d763742402f5574758af03df7d1953644b4c87 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1131b.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 c6d763742402f5574758af03df7d1953644b4c87 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:08:47,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:47,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:47,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:47,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:47,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:47,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:47,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:47,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:47,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:47,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:47,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:47,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:47,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:47,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:47,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:47,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:47,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:47,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:47,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:47,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:47,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:47,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:47,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:47,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:47,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:47,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:47,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:47,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:47,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:47,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:47,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:47,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:47,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:47,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:47,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:47,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:47,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:47,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:47,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:47,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:47,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:47,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:47,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:47,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:47,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:47,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:47,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:47,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:47,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:47,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:47,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:47,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:47,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:47,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:47,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:47,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:47,659 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:47,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:47,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:47,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:47,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:47,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:47,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:47,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:47,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:47,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:47,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:47,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:47,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:47,666 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 -> c6d763742402f5574758af03df7d1953644b4c87 [2019-11-27 16:08:48,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:48,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:48,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:48,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:48,274 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:48,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2019-11-27 16:08:48,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ed08cb2/f2ca8ba2331f4f7b8806ac536db601e8/FLAG4c7c8a228 [2019-11-27 16:08:49,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:49,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2019-11-27 16:08:49,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ed08cb2/f2ca8ba2331f4f7b8806ac536db601e8/FLAG4c7c8a228 [2019-11-27 16:08:49,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ed08cb2/f2ca8ba2331f4f7b8806ac536db601e8 [2019-11-27 16:08:49,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:49,618 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:49,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:49,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:49,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:49,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:49" (1/1) ... [2019-11-27 16:08:49,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:49, skipping insertion in model container [2019-11-27 16:08:49,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:49" (1/1) ... [2019-11-27 16:08:49,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:49,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:50,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:50,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:50,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:50,591 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:50,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50 WrapperNode [2019-11-27 16:08:50,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:50,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:50,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:50,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:50,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:50,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:50,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:50,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:50,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:50" (1/1) ... [2019-11-27 16:08:50,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:50,861 INFO L168 Benchmark]: Toolchain (without parser) took 1241.07 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: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:50,878 INFO L168 Benchmark]: CDTParser took 0.38 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 16:08:50,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 971.00 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:50,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.74 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 984.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:50,887 INFO L168 Benchmark]: Boogie Preprocessor took 131.40 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 16:08:50,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 971.00 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.74 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 984.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.40 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. 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 16:08:54,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:54,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:54,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:54,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:54,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:54,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:54,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:54,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:54,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:54,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:54,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:54,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:54,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:54,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:54,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:54,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:54,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:54,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:54,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:54,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:54,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:54,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:54,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:54,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:54,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:54,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:54,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:54,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:54,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:54,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:54,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:54,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:54,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:54,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:54,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:54,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:54,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:54,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:54,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:54,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:54,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:54,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:54,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:54,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:54,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:54,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:54,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:54,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:54,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:54,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:54,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:54,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:54,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:54,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:54,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:54,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:54,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:54,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:54,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:54,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:54,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:54,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:54,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:54,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:54,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:54,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:54,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:54,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:54,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:54,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:54,963 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:54,964 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 -> c6d763742402f5574758af03df7d1953644b4c87 [2019-11-27 16:08:55,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:55,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:55,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:55,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:55,534 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:55,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2019-11-27 16:08:55,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42292399f/743b215c8e924e9382aac59d779b976d/FLAG43e627793 [2019-11-27 16:08:56,792 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:56,793 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2019-11-27 16:08:56,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42292399f/743b215c8e924e9382aac59d779b976d/FLAG43e627793 [2019-11-27 16:08:56,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42292399f/743b215c8e924e9382aac59d779b976d [2019-11-27 16:08:56,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:56,866 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:56,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:56,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:56,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:56,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:56" (1/1) ... [2019-11-27 16:08:56,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:56, skipping insertion in model container [2019-11-27 16:08:56,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:56" (1/1) ... [2019-11-27 16:08:56,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:56,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:57,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:57,710 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:57,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:57,939 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:57,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57 WrapperNode [2019-11-27 16:08:57,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:57,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:57,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:57,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:57,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:58,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:58,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:58,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:58,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:57" (1/1) ... [2019-11-27 16:08:58,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:58,293 INFO L168 Benchmark]: Toolchain (without parser) took 1424.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:58,302 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. [2019-11-27 16:08:58,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1072.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:58,308 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.90 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:58,311 INFO L168 Benchmark]: Boogie Preprocessor took 165.57 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:58,321 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 1072.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.90 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 165.57 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 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...