./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 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/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 0.1.24-025d5a2 [2019-11-26 16:59:11,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:11,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:12,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:12,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:12,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:12,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:12,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:12,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:12,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:12,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:12,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:12,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:12,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:12,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:12,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:12,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:12,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:12,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:12,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:12,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:12,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:12,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:12,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:12,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:12,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:12,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:12,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:12,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:12,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:12,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:12,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:12,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:12,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:12,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:12,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:12,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:12,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:12,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:12,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:12,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:12,148 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:12,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:12,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:12,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:12,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:12,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:12,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:12,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:12,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:12,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:12,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:12,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:12,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:12,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:12,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:12,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:12,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:12,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:12,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:12,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:12,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:12,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:12,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:12,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:12,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:12,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:12,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:12,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:12,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:12,207 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 [2019-11-26 16:59:12,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:12,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:12,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:12,804 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:12,807 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:12,808 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-26 16:59:12,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7a28add3/5c79cc0e133043abbb96b680e0636e55/FLAGc87df1e8d [2019-11-26 16:59:14,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:14,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-26 16:59:14,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7a28add3/5c79cc0e133043abbb96b680e0636e55/FLAGc87df1e8d [2019-11-26 16:59:14,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7a28add3/5c79cc0e133043abbb96b680e0636e55 [2019-11-26 16:59:14,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:14,161 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:14,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:14,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:14,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:14,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:14" (1/1) ... [2019-11-26 16:59:14,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:14, skipping insertion in model container [2019-11-26 16:59:14,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:14" (1/1) ... [2019-11-26 16:59:14,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:14,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:14,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:14,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:15,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:15,143 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:15,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15 WrapperNode [2019-11-26 16:59:15,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:15,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:15,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:15,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:15,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:15,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:15,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:15,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:15,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:15,504 INFO L168 Benchmark]: Toolchain (without parser) took 1341.42 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. [2019-11-26 16:59:15,510 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:15,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 986.58 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. [2019-11-26 16:59:15,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.55 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 984.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:15,518 INFO L168 Benchmark]: Boogie Preprocessor took 173.71 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. [2019-11-26 16:59:15,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 986.58 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 165.55 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 984.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.71 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 0.1.24-025d5a2 [2019-11-26 16:59:19,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:19,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:19,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:19,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:19,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:19,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:19,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:19,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:19,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:19,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:19,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:19,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:19,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:19,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:19,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:19,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:19,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:19,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:19,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:19,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:19,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:19,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:19,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:19,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:19,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:19,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:19,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:19,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:19,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:19,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:19,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:19,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:19,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:19,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:19,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:19,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:19,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:19,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:19,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:19,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:19,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:19,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:19,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:19,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:19,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:19,516 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:19,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:19,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:19,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:19,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:19,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:19,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:19,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:19,523 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:19,523 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:19,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:19,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:19,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:19,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:19,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:19,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:19,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:19,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:19,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:19,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:19,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:19,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:19,531 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:19,533 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:19,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:19,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:19,535 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 [2019-11-26 16:59:20,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:20,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:20,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:20,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:20,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:20,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-26 16:59:20,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67c09d17/f3a0829f9f3445e3a4e73f7591eb471d/FLAGccf03061a [2019-11-26 16:59:21,404 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:21,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686b.c [2019-11-26 16:59:21,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67c09d17/f3a0829f9f3445e3a4e73f7591eb471d/FLAGccf03061a [2019-11-26 16:59:21,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e67c09d17/f3a0829f9f3445e3a4e73f7591eb471d [2019-11-26 16:59:21,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:21,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:21,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:21,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:21,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:21,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:21" (1/1) ... [2019-11-26 16:59:21,573 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 26.11 04:59:21, skipping insertion in model container [2019-11-26 16:59:21,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:21" (1/1) ... [2019-11-26 16:59:21,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:21,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:22,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:22,429 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:22,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:22,724 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:22,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22 WrapperNode [2019-11-26 16:59:22,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:22,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:22,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:22,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:22,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:22,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:22,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:22,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:22,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:22,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:22,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:22,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:22,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:22,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:23,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:23,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:23,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:22" (1/1) ... [2019-11-26 16:59:23,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:23,167 INFO L168 Benchmark]: Toolchain (without parser) took 1626.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.6 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:23,170 INFO L168 Benchmark]: CDTParser took 1.68 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 16:59:23,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1171.57 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 984.0 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:23,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.57 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:23,178 INFO L168 Benchmark]: Boogie Preprocessor took 230.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 972.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:23,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 1171.57 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 984.0 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.57 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 972.6 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...