./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/float_req_bl_0683b.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 ebb06181490bcaba37fb0e636c9ff00beaef1aee ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float_req_bl_0683b.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 ebb06181490bcaba37fb0e636c9ff00beaef1aee ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:28,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:28,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:28,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:28,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:28,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:28,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:28,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:28,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:28,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:28,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:28,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:28,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:28,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:28,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:28,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:28,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:28,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:28,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:28,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:28,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:28,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:28,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:28,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:28,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:28,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:28,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:28,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:28,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:28,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:28,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:28,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:28,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:28,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:28,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:28,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:28,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:28,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:28,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:28,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:28,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:28,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:28,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:28,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:28,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:28,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:28,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:28,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:28,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:28,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:28,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:28,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:28,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:28,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:28,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:28,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:28,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:28,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:28,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:28,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:28,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:28,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:28,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:28,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:28,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:28,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:28,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:28,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:28,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:28,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:28,902 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 -> ebb06181490bcaba37fb0e636c9ff00beaef1aee [2019-11-27 09:47:29,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:29,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:29,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:29,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:29,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:29,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-27 09:47:29,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/788d1f2e3/1fe79f659ba84f79b2872733600f27c2/FLAG4b664462e [2019-11-27 09:47:30,832 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:30,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-27 09:47:30,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/788d1f2e3/1fe79f659ba84f79b2872733600f27c2/FLAG4b664462e [2019-11-27 09:47:30,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/788d1f2e3/1fe79f659ba84f79b2872733600f27c2 [2019-11-27 09:47:30,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:30,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:30,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:30,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:30,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:30,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:30" (1/1) ... [2019-11-27 09:47:30,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d586f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:30, skipping insertion in model container [2019-11-27 09:47:30,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:30" (1/1) ... [2019-11-27 09:47:30,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:31,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:31,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:31,841 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:32,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:32,071 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:32,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32 WrapperNode [2019-11-27 09:47:32,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:32,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:32,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:32,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:32,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:32,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:32,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:32,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:32,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:32,472 INFO L168 Benchmark]: Toolchain (without parser) took 1553.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:32,474 INFO L168 Benchmark]: CDTParser took 1.38 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 09:47:32,477 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1155.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:32,478 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:32,482 INFO L168 Benchmark]: Boogie Preprocessor took 188.46 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:32,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 1155.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.46 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:36,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:36,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:36,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:36,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:36,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:36,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:36,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:36,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:36,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:36,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:36,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:36,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:36,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:36,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:36,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:36,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:36,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:36,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:36,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:36,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:36,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:36,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:36,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:36,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:36,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:36,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:36,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:36,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:36,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:36,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:36,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:36,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:36,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:36,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:36,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:36,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:36,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:36,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:36,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:36,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:36,584 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:36,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:36,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:36,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:36,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:36,633 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:36,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:36,635 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:36,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:36,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:36,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:36,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:36,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:36,640 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:36,641 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:36,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:36,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:36,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:36,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:36,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:36,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:36,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:36,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:36,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:36,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:36,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:36,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:36,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:36,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:36,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:36,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:36,652 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 -> ebb06181490bcaba37fb0e636c9ff00beaef1aee [2019-11-27 09:47:37,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:37,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:37,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:37,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:37,331 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:37,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-27 09:47:37,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c56ae911d/25db746290af4f1398f3b5868ba1d859/FLAG738322d3f [2019-11-27 09:47:38,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:38,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-27 09:47:38,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c56ae911d/25db746290af4f1398f3b5868ba1d859/FLAG738322d3f [2019-11-27 09:47:38,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c56ae911d/25db746290af4f1398f3b5868ba1d859 [2019-11-27 09:47:38,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:38,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:38,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:38,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:38,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:38,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:38" (1/1) ... [2019-11-27 09:47:38,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2abe2b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:38, skipping insertion in model container [2019-11-27 09:47:38,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:38" (1/1) ... [2019-11-27 09:47:38,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:38,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:39,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:39,613 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:39,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:39,912 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:39,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39 WrapperNode [2019-11-27 09:47:39,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:39,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:39,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:39,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:39,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:40,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:40,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:40,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:40,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:40,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:40,322 INFO L168 Benchmark]: Toolchain (without parser) took 1598.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:40,324 INFO L168 Benchmark]: CDTParser took 0.49 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 09:47:40,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1191.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:40,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.35 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:40,331 INFO L168 Benchmark]: Boogie Preprocessor took 185.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:40,344 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1191.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 215.35 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...