./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0981.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0981.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 a7a942aef31d674fbc5ba5c6ed676ac24f2343b7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0981.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 a7a942aef31d674fbc5ba5c6ed676ac24f2343b7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:37,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:37,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:37,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:37,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:37,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:37,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:37,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:37,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:37,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:37,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:37,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:37,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:37,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:37,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:37,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:37,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:37,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:37,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:37,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:37,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:37,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:37,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:37,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:37,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:37,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:37,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:37,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:37,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:37,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:37,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:37,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:37,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:37,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:37,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:37,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:37,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:37,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:37,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:37,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:37,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:37,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:37,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:37,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:37,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:37,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:37,286 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:37,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:37,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:37,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:37,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:37,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:37,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:37,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:37,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:37,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:37,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:37,289 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:37,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:37,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:37,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:37,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:37,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:37,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:37,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:37,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:37,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:37,293 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:37,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:37,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:37,295 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 -> a7a942aef31d674fbc5ba5c6ed676ac24f2343b7 [2019-11-26 17:00:37,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:37,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:37,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:37,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:37,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:37,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0981.c [2019-11-26 17:00:37,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346ff8aa3/605301dc19454629a4fc3ea0a9064c27/FLAG04c0fb4dc [2019-11-26 17:00:38,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:38,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0981.c [2019-11-26 17:00:38,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346ff8aa3/605301dc19454629a4fc3ea0a9064c27/FLAG04c0fb4dc [2019-11-26 17:00:38,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346ff8aa3/605301dc19454629a4fc3ea0a9064c27 [2019-11-26 17:00:38,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:38,929 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:38,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:38,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:38,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:38,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:38" (1/1) ... [2019-11-26 17:00:38,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:38, skipping insertion in model container [2019-11-26 17:00:38,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:38" (1/1) ... [2019-11-26 17:00:38,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:39,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:39,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:39,432 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:39,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:39,550 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:39,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39 WrapperNode [2019-11-26 17:00:39,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:39,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:39,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:39,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:39,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:39,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:39,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:39,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:39,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:39,738 INFO L168 Benchmark]: Toolchain (without parser) took 805.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:39,739 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. [2019-11-26 17:00:39,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.94 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 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:39,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.85 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:39,744 INFO L168 Benchmark]: Boogie Preprocessor took 72.79 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:39,755 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 616.94 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 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 106.85 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.79 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:42,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:42,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:42,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:42,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:42,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:42,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:42,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:42,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:42,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:42,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:42,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:42,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:42,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:42,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:42,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:42,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:42,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:42,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:42,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:42,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:42,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:42,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:42,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:42,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:42,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:42,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:42,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:42,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:42,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:42,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:42,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:42,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:42,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:42,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:42,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:42,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:42,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:42,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:42,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:42,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:42,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:42,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:42,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:42,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:42,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:42,572 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:42,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:42,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:42,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:42,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:42,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:42,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:42,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:42,577 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:42,577 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:42,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:42,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:42,578 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:42,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:42,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:42,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:42,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:42,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:42,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:42,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:42,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:42,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:42,582 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:42,582 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:42,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:42,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:42,584 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 -> a7a942aef31d674fbc5ba5c6ed676ac24f2343b7 [2019-11-26 17:00:43,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:43,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:43,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:43,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:43,053 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:43,054 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0981.c [2019-11-26 17:00:43,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/697733f5f/faf86bbd9f2e4559a28cd37474b777dd/FLAG31448ecdb [2019-11-26 17:00:43,906 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:43,908 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0981.c [2019-11-26 17:00:43,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/697733f5f/faf86bbd9f2e4559a28cd37474b777dd/FLAG31448ecdb [2019-11-26 17:00:44,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/697733f5f/faf86bbd9f2e4559a28cd37474b777dd [2019-11-26 17:00:44,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:44,214 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:44,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:44,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:44,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:44,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:44,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a61c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44, skipping insertion in model container [2019-11-26 17:00:44,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:44,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:44,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:44,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:44,790 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:44,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:44,965 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:44,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44 WrapperNode [2019-11-26 17:00:44,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:44,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:44,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:44,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:44,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:45,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:45,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:45,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:45,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ... [2019-11-26 17:00:45,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:45,206 INFO L168 Benchmark]: Toolchain (without parser) took 991.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.7 MB in the end (delta: -12.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:45,209 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-26 17:00:45,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.41 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 984.4 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:45,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.80 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:45,219 INFO L168 Benchmark]: Boogie Preprocessor took 116.76 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:45,225 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 750.41 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 984.4 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.80 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.76 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...