./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0530b.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_0530b.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 459d5a128fc038c6b04e2a4b95c008d3e67083c1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0530b.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 459d5a128fc038c6b04e2a4b95c008d3e67083c1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:14,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:14,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:14,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:14,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:14,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:14,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:14,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:14,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:14,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:14,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:14,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:14,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:14,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:14,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:14,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:14,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:14,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:14,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:14,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:14,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:14,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:14,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:14,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:14,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:14,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:14,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:14,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:14,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:14,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:14,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:14,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:14,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:14,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:14,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:14,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:14,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:14,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:14,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:14,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:14,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:14,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:14,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:14,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:14,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:14,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:14,935 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:14,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:14,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:14,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:14,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:14,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:14,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:14,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:14,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:14,940 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:14,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:14,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:14,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:14,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:14,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:14,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:14,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:14,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:14,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:14,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:14,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:14,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:14,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:14,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:14,951 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 -> 459d5a128fc038c6b04e2a4b95c008d3e67083c1 [2019-11-27 09:47:15,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:15,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:15,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:15,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:15,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:15,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2019-11-27 09:47:15,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8f1e712/3d8d89b8f682461b87fe0c679f86edf8/FLAGa33ece230 [2019-11-27 09:47:16,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:16,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2019-11-27 09:47:16,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8f1e712/3d8d89b8f682461b87fe0c679f86edf8/FLAGa33ece230 [2019-11-27 09:47:17,383 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8f1e712/3d8d89b8f682461b87fe0c679f86edf8 [2019-11-27 09:47:17,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:17,393 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:17,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:17,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:17,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:17,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:17" (1/1) ... [2019-11-27 09:47:17,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13023e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:17, skipping insertion in model container [2019-11-27 09:47:17,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:17" (1/1) ... [2019-11-27 09:47:17,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:17,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:18,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:18,649 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:18,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:19,072 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:19,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19 WrapperNode [2019-11-27 09:47:19,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:19,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:19,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:19,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:19,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:19,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:19,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:19,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:19,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:19" (1/1) ... [2019-11-27 09:47:19,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:19,801 INFO L168 Benchmark]: Toolchain (without parser) took 2403.21 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 951.2 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:19,802 INFO L168 Benchmark]: CDTParser took 0.42 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 09:47:19,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1678.89 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 974.1 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:19,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.62 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:19,812 INFO L168 Benchmark]: Boogie Preprocessor took 358.05 ms. Allocated memory is still 1.0 GB. Free memory was 962.7 MB in the beginning and 951.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:19,823 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1678.89 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 974.1 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 353.62 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 358.05 ms. Allocated memory is still 1.0 GB. Free memory was 962.7 MB in the beginning and 951.2 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-da95e15 [2019-11-27 09:47:23,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:23,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:23,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:23,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:23,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:23,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:23,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:23,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:23,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:23,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:23,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:23,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:23,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:23,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:23,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:23,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:23,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:23,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:23,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:23,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:23,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:23,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:23,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:23,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:23,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:23,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:23,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:23,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:23,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:23,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:23,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:23,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:23,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:23,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:23,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:23,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:23,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:23,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:23,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:23,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:23,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:23,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:23,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:23,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:23,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:23,908 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:23,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:23,909 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:23,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:23,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:23,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:23,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:23,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:23,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:23,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:23,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:23,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:23,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:23,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:23,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:23,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:23,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:23,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:23,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:23,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:23,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:23,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:23,921 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:23,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:23,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:23,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:23,924 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 -> 459d5a128fc038c6b04e2a4b95c008d3e67083c1 [2019-11-27 09:47:24,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:24,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:24,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:24,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:24,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:24,505 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2019-11-27 09:47:24,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45beff47b/ffe396afe6c94865adfe9f0cac14ad52/FLAGf9601ec22 [2019-11-27 09:47:25,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:25,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0530b.c [2019-11-27 09:47:25,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45beff47b/ffe396afe6c94865adfe9f0cac14ad52/FLAGf9601ec22 [2019-11-27 09:47:26,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45beff47b/ffe396afe6c94865adfe9f0cac14ad52 [2019-11-27 09:47:26,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:26,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:26,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:26,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:26,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:26,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:26" (1/1) ... [2019-11-27 09:47:26,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451382cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:26, skipping insertion in model container [2019-11-27 09:47:26,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:26" (1/1) ... [2019-11-27 09:47:26,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:26,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:27,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:27,717 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:28,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:28,195 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:28,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28 WrapperNode [2019-11-27 09:47:28,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:28,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:28,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:28,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:28,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:28,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:28,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:28,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:28,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:28" (1/1) ... [2019-11-27 09:47:28,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:28,923 INFO L168 Benchmark]: Toolchain (without parser) took 2586.11 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 939.7 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:28,924 INFO L168 Benchmark]: CDTParser took 0.34 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 09:47:28,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1858.33 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:28,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:28,935 INFO L168 Benchmark]: Boogie Preprocessor took 363.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 939.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:28,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1858.33 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 363.23 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 939.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...