./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0660a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/double_req_bl_0660a.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 3077c551d2b458403e0209f5991b4e91a7b5094b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/double_req_bl_0660a.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 3077c551d2b458403e0209f5991b4e91a7b5094b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:03,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:03,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:03,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:03,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:03,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:03,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:03,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:03,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:03,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:03,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:03,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:03,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:03,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:03,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:03,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:03,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:03,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:03,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:03,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:03,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:03,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:03,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:03,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:03,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:03,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:03,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:03,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:03,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:03,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:03,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:03,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:03,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:03,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:03,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:03,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:03,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:03,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:03,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:03,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:03,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:03,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:03,314 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:03,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:03,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:03,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:03,321 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:03,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:03,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:03,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:03,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:03,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:03,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:03,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:03,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:03,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:03,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:03,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:03,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:03,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:03,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:03,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:03,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:03,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:03,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:03,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:03,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:03,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:03,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:03,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:03,336 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 -> 3077c551d2b458403e0209f5991b4e91a7b5094b [2019-11-27 16:08:03,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:03,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:03,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:03,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:03,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:03,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2019-11-27 16:08:04,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b5e272e/d8221b421d594744817defbc7ee3f8d6/FLAG33df59850 [2019-11-27 16:08:05,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:05,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2019-11-27 16:08:05,199 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b5e272e/d8221b421d594744817defbc7ee3f8d6/FLAG33df59850 [2019-11-27 16:08:05,239 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87b5e272e/d8221b421d594744817defbc7ee3f8d6 [2019-11-27 16:08:05,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:05,252 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:05,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:05,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:05,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:05,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:05" (1/1) ... [2019-11-27 16:08:05,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22c08472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:05, skipping insertion in model container [2019-11-27 16:08:05,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:05" (1/1) ... [2019-11-27 16:08:05,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:05,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:06,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:06,189 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:06,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:06,419 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:06,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06 WrapperNode [2019-11-27 16:08:06,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:06,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:06,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:06,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:06,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:06,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:06,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:06,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:06,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:06,833 INFO L168 Benchmark]: Toolchain (without parser) took 1576.85 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 978.6 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:06,848 INFO L168 Benchmark]: CDTParser took 0.88 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. [2019-11-27 16:08:06,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1164.97 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 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:06,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.58 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. [2019-11-27 16:08:06,855 INFO L168 Benchmark]: Boogie Preprocessor took 195.23 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:06,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 1164.97 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 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.58 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. * Boogie Preprocessor took 195.23 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:10,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:10,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:10,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:10,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:10,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:10,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:10,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:10,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:10,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:10,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:10,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:10,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:10,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:10,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:10,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:10,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:10,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:10,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:10,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:10,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:10,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:10,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:10,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:10,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:10,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:10,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:10,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:10,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:10,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:10,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:10,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:10,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:10,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:10,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:10,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:10,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:10,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:10,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:10,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:10,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:10,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:10,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:10,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:10,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:10,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:10,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:10,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:10,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:10,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:10,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:10,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:10,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:10,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:10,743 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:10,743 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:10,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:10,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:10,745 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:10,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:10,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:10,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:10,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:10,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:10,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:10,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:10,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:10,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:10,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:10,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:10,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:10,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:10,754 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 -> 3077c551d2b458403e0209f5991b4e91a7b5094b [2019-11-27 16:08:11,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:11,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:11,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:11,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:11,413 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:11,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2019-11-27 16:08:11,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/713d68efd/6c62e2f56b64404096f6a678aae1b253/FLAGd9c26d0ca [2019-11-27 16:08:12,638 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:12,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0660a.c [2019-11-27 16:08:12,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/713d68efd/6c62e2f56b64404096f6a678aae1b253/FLAGd9c26d0ca [2019-11-27 16:08:12,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/713d68efd/6c62e2f56b64404096f6a678aae1b253 [2019-11-27 16:08:12,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:12,761 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:12,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:12,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:12,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:12,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:12" (1/1) ... [2019-11-27 16:08:12,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:12, skipping insertion in model container [2019-11-27 16:08:12,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:12" (1/1) ... [2019-11-27 16:08:12,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:12,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:13,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:13,604 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:13,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:13,865 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:13,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13 WrapperNode [2019-11-27 16:08:13,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:13,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:13,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:13,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:13,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:13,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:14,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:14,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:14,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:14,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:13" (1/1) ... [2019-11-27 16:08:14,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:14,253 INFO L168 Benchmark]: Toolchain (without parser) took 1491.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 972.7 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:14,255 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 16:08:14,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1103.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 984.2 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:14,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:14,263 INFO L168 Benchmark]: Boogie Preprocessor took 199.93 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 972.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:14,271 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1103.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 984.2 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.93 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 972.7 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...