./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0686b.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 f884ccf2da0c4c4f4df1be4e75875f554c398438 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0686b.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 f884ccf2da0c4c4f4df1be4e75875f554c398438 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:26,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:26,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:26,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:26,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:26,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:26,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:26,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:26,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:26,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:26,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:26,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:26,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:26,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:26,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:26,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:26,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:26,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:26,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:26,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:26,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:26,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:26,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:26,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:26,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:26,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:26,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:26,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:26,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:26,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:26,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:26,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:26,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:26,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:26,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:26,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:26,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:26,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:26,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:26,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:26,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:26,304 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:26,344 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:26,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:26,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:26,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:26,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:26,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:26,355 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:26,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:26,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:26,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:26,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:26,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:26,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:26,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:26,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:26,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:26,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:26,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:26,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:26,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:26,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:26,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:26,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:26,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:26,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:26,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:26,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:26,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:26,369 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 -> f884ccf2da0c4c4f4df1be4e75875f554c398438 [2019-11-27 09:46:26,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:26,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:26,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:26,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:26,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:26,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-27 09:46:27,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dd8fed6/419fe3f1152b446eb224e44855e42bf8/FLAG925c2635c [2019-11-27 09:46:28,232 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:28,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-27 09:46:28,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dd8fed6/419fe3f1152b446eb224e44855e42bf8/FLAG925c2635c [2019-11-27 09:46:28,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dd8fed6/419fe3f1152b446eb224e44855e42bf8 [2019-11-27 09:46:28,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:28,309 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:28,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:28,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:28,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:28,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:28" (1/1) ... [2019-11-27 09:46:28,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:28, skipping insertion in model container [2019-11-27 09:46:28,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:28" (1/1) ... [2019-11-27 09:46:28,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:28,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:29,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:29,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:29,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:29,390 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:29,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29 WrapperNode [2019-11-27 09:46:29,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:29,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:29,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:29,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:29,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:29,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:29,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:29,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:29,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:29" (1/1) ... [2019-11-27 09:46:29,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:29,783 INFO L168 Benchmark]: Toolchain (without parser) took 1472.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:29,792 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:29,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1086.10 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:29,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.70 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 09:46:29,797 INFO L168 Benchmark]: Boogie Preprocessor took 184.98 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:29,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1086.10 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.70 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 184.98 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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-da95e15 [2019-11-27 09:46:33,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:33,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:33,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:33,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:33,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:33,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:33,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:33,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:33,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:33,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:33,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:33,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:33,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:33,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:33,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:33,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:33,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:33,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:33,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:33,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:33,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:33,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:33,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:33,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:33,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:33,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:33,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:33,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:33,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:33,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:33,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:33,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:33,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:33,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:33,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:33,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:33,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:33,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:33,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:33,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:33,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:33,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:33,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:33,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:33,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:33,793 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:33,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:33,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:33,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:33,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:33,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:33,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:33,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:33,799 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:33,800 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:33,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:33,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:33,802 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:33,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:33,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:33,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:33,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:33,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:33,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:33,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:33,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:33,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:33,807 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:33,807 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:33,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:33,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:33,811 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 -> f884ccf2da0c4c4f4df1be4e75875f554c398438 [2019-11-27 09:46:34,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:34,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:34,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:34,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:34,366 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:34,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-27 09:46:34,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee234893a/b5a1cbac44214f2fb36bbcc3746e3304/FLAG4c0d5539d [2019-11-27 09:46:35,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:35,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-27 09:46:35,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee234893a/b5a1cbac44214f2fb36bbcc3746e3304/FLAG4c0d5539d [2019-11-27 09:46:35,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee234893a/b5a1cbac44214f2fb36bbcc3746e3304 [2019-11-27 09:46:35,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:35,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:35,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:35,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:35,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:35,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:35" (1/1) ... [2019-11-27 09:46:35,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de48f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:35, skipping insertion in model container [2019-11-27 09:46:35,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:35" (1/1) ... [2019-11-27 09:46:35,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:35,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:36,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:36,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:36,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:36,947 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:36,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36 WrapperNode [2019-11-27 09:46:36,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:36,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:36,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:36,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:36,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:37,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:37,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:37,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:37,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:36" (1/1) ... [2019-11-27 09:46:37,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:37,357 INFO L168 Benchmark]: Toolchain (without parser) took 1648.17 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:37,359 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:37,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1228.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:37,363 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.93 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:37,368 INFO L168 Benchmark]: Boogie Preprocessor took 200.80 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:37,379 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1228.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.93 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.80 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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...