./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0320a.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_0320a.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 0eb318667e1d6febc35e9fd3cb18967d09fe2903 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0320a.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 0eb318667e1d6febc35e9fd3cb18967d09fe2903 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:52:08,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:08,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:08,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:08,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:08,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:09,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:09,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:09,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:09,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:09,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:09,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:09,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:09,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:09,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:09,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:09,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:09,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:09,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:09,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:09,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:09,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:09,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:09,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:09,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:09,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:09,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:09,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:09,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:09,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:09,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:09,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:09,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:09,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:09,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:09,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:09,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:09,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:09,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:09,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:09,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:09,163 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:09,205 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:09,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:09,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:09,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:09,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:09,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:09,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:09,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:09,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:09,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:09,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:09,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:09,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:09,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:09,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:09,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:09,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:09,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:09,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:09,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:09,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:09,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:09,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:09,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:09,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:09,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:09,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:09,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:09,228 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 -> 0eb318667e1d6febc35e9fd3cb18967d09fe2903 [2019-11-25 22:52:09,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:09,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:09,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:09,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:09,825 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:09,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2019-11-25 22:52:09,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd27173a7/eba34fce6af0494d9bfd3138fbb341e6/FLAG2f7cf4c30 [2019-11-25 22:52:11,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:11,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2019-11-25 22:52:11,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd27173a7/eba34fce6af0494d9bfd3138fbb341e6/FLAG2f7cf4c30 [2019-11-25 22:52:11,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd27173a7/eba34fce6af0494d9bfd3138fbb341e6 [2019-11-25 22:52:11,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:11,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:11,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:11,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:11,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:11,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:11" (1/1) ... [2019-11-25 22:52:11,295 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 10:52:11, skipping insertion in model container [2019-11-25 22:52:11,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:11" (1/1) ... [2019-11-25 22:52:11,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:11,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:12,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:12,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:12,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:12,867 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:12,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12 WrapperNode [2019-11-25 22:52:12,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:12,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:12,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:12,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:12,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:12,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:13,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:13,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:13,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:13,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:12" (1/1) ... [2019-11-25 22:52:13,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:13,514 INFO L168 Benchmark]: Toolchain (without parser) took 2238.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 943.9 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:13,516 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 22:52:13,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1603.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.6 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:13,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.25 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 22:52:13,525 INFO L168 Benchmark]: Boogie Preprocessor took 345.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:13,535 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 1603.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.6 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.25 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 345.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:17,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:17,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:17,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:17,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:17,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:17,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:17,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:17,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:17,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:17,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:17,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:17,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:17,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:17,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:17,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:17,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:17,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:17,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:17,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:17,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:17,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:17,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:17,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:17,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:17,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:17,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:17,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:17,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:17,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:17,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:17,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:17,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:17,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:17,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:17,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:17,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:17,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:17,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:17,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:17,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:17,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:17,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:17,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:17,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:17,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:17,888 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:17,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:17,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:17,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:17,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:17,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:17,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:17,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:17,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:17,895 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:17,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:17,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:17,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:17,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:17,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:17,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:17,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:17,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:17,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:17,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:17,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:17,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:17,905 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:17,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:17,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:17,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:17,908 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 -> 0eb318667e1d6febc35e9fd3cb18967d09fe2903 [2019-11-25 22:52:18,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:18,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:18,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:18,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:18,599 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:18,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2019-11-25 22:52:18,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51aaffde3/9b6334771b854e388691f47bec4eda0a/FLAG276dfd0ae [2019-11-25 22:52:19,993 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:20,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2019-11-25 22:52:20,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51aaffde3/9b6334771b854e388691f47bec4eda0a/FLAG276dfd0ae [2019-11-25 22:52:20,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51aaffde3/9b6334771b854e388691f47bec4eda0a [2019-11-25 22:52:20,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:20,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:20,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:20,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:20,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:20,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,102 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 10:52:20, skipping insertion in model container [2019-11-25 22:52:20,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:20" (1/1) ... [2019-11-25 22:52:20,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:20,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:21,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:21,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:21,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:21,925 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:21,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21 WrapperNode [2019-11-25 22:52:21,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:21,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:21,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:21,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:21,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:22,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:22,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:22,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:22,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:21" (1/1) ... [2019-11-25 22:52:22,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:22,664 INFO L168 Benchmark]: Toolchain (without parser) took 2593.89 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 943.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,666 INFO L168 Benchmark]: CDTParser took 0.54 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 22:52:22,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1845.05 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 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 348.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,677 INFO L168 Benchmark]: Boogie Preprocessor took 378.45 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 943.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:22,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1845.05 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 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 348.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 378.45 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 943.9 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...