./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0220a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0220a.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 682b07bf6ffc026899205938833336bc7ee9550f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0220a.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 682b07bf6ffc026899205938833336bc7ee9550f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:01,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:01,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:01,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:01,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:01,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:01,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:01,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:01,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:01,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:01,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:01,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:01,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:01,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:01,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:01,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:01,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:01,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:01,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:01,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:01,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:01,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:01,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:01,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:01,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:01,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:01,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:01,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:01,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:01,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:01,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:01,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:01,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:01,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:01,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:01,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:01,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:01,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:01,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:01,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:01,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:01,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:01,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:01,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:01,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:01,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:01,867 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:01,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:01,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:01,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:01,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:01,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:01,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:01,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:01,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:01,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:01,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:01,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:01,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:01,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:01,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:01,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:01,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:01,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:01,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:01,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:01,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:01,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:01,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:01,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:01,886 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 -> 682b07bf6ffc026899205938833336bc7ee9550f [2019-11-25 22:52:02,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:02,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:02,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:02,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:02,490 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:02,492 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-25 22:52:02,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c2b77c6/733ac6b0d3fe4343ba78c1bf611bc35f/FLAG66744896a [2019-11-25 22:52:03,892 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:03,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-25 22:52:03,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c2b77c6/733ac6b0d3fe4343ba78c1bf611bc35f/FLAG66744896a [2019-11-25 22:52:03,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c2b77c6/733ac6b0d3fe4343ba78c1bf611bc35f [2019-11-25 22:52:03,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:03,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:03,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:03,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:03,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:03,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:04,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03, skipping insertion in model container [2019-11-25 22:52:04,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:04,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:04,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:05,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:05,211 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:05,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:05,644 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:05,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05 WrapperNode [2019-11-25 22:52:05,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:05,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:05,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:05,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:05,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:05,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:05,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:05,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:05,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:05,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:06,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:06,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:06,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:06,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:06,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:06,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:06,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:05" (1/1) ... [2019-11-25 22:52:06,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:06,343 INFO L168 Benchmark]: Toolchain (without parser) took 2357.09 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 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:06,344 INFO L168 Benchmark]: CDTParser took 2.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:06,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1678.94 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:06,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 318.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:06,354 INFO L168 Benchmark]: Boogie Preprocessor took 350.50 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:06,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64 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 1678.94 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 318.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 350.50 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:10,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:10,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:10,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:10,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:10,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:10,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:10,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:10,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:10,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:10,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:10,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:10,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:10,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:10,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:10,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:10,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:10,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:10,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:10,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:10,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:10,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:10,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:10,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:10,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:10,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:10,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:10,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:10,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:10,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:10,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:10,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:10,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:10,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:10,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:10,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:10,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:10,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:10,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:10,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:10,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:10,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:10,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:10,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:10,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:10,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:10,494 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:10,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:10,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:10,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:10,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:10,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:10,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:10,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:10,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:10,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:10,503 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:10,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:10,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:10,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:10,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:10,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:10,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:10,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:10,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:10,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:10,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:10,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:10,508 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:10,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:10,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:10,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:10,511 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 -> 682b07bf6ffc026899205938833336bc7ee9550f [2019-11-25 22:52:11,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:11,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:11,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:11,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:11,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:11,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-25 22:52:11,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ef141a05/edd13d895146420f9dde63ffff9869be/FLAGd4e8477bd [2019-11-25 22:52:12,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:12,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-25 22:52:12,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ef141a05/edd13d895146420f9dde63ffff9869be/FLAGd4e8477bd [2019-11-25 22:52:13,070 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ef141a05/edd13d895146420f9dde63ffff9869be [2019-11-25 22:52:13,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:13,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:13,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:13,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:13,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:13,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:13" (1/1) ... [2019-11-25 22:52:13,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ddd501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:13, skipping insertion in model container [2019-11-25 22:52:13,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:13" (1/1) ... [2019-11-25 22:52:13,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:13,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:14,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:14,474 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:14,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:14,973 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:14,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14 WrapperNode [2019-11-25 22:52:14,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:14,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:14,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:14,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:14,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:15,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:15,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:15,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:15,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:14" (1/1) ... [2019-11-25 22:52:15,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:15,687 INFO L168 Benchmark]: Toolchain (without parser) took 2602.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 945.4 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:15,688 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. [2019-11-25 22:52:15,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1887.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.3 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:15,692 INFO L168 Benchmark]: Boogie Procedure Inliner took 341.02 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:15,697 INFO L168 Benchmark]: Boogie Preprocessor took 359.49 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:15,707 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 1887.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.3 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 341.02 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 359.49 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.4 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...