./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0220b.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_0220b.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 7c229b9588b8ee9737ad039f6b20832600be22d2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0220b.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 7c229b9588b8ee9737ad039f6b20832600be22d2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:58:43,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:43,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:43,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:43,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:43,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:43,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:43,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:43,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:43,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:43,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:43,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:43,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:43,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:43,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:43,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:43,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:43,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:43,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:43,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:43,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:43,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:43,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:43,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:43,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:43,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:43,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:43,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:43,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:43,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:43,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:43,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:43,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:43,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:43,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:43,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:43,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:43,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:43,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:43,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:43,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:43,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:43,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:43,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:43,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:43,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:43,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:43,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:43,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:43,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:43,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:43,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:43,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:43,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:43,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:43,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:43,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:43,299 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:43,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:43,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:43,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:43,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:43,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:43,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:43,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:43,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:43,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:43,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:43,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:43,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:43,305 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 -> 7c229b9588b8ee9737ad039f6b20832600be22d2 [2019-11-26 16:58:43,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:43,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:43,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:43,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:43,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:43,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2019-11-26 16:58:43,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e79dedbc/ddd3c923f820478aa4a5963c9d2b610f/FLAG59127be6c [2019-11-26 16:58:44,679 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:44,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2019-11-26 16:58:44,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e79dedbc/ddd3c923f820478aa4a5963c9d2b610f/FLAG59127be6c [2019-11-26 16:58:44,880 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e79dedbc/ddd3c923f820478aa4a5963c9d2b610f [2019-11-26 16:58:44,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:44,885 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:44,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:44,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:44,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:44,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:44" (1/1) ... [2019-11-26 16:58:44,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7f4e9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:44, skipping insertion in model container [2019-11-26 16:58:44,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:44" (1/1) ... [2019-11-26 16:58:44,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:44,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:45,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:45,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:45,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:45,990 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:45,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45 WrapperNode [2019-11-26 16:58:45,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:45,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:45,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:45,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:46,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:46,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:46,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:46,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:46,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:45" (1/1) ... [2019-11-26 16:58:46,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:46,448 INFO L168 Benchmark]: Toolchain (without parser) took 1557.52 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 949.7 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:46,449 INFO L168 Benchmark]: CDTParser took 0.26 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 16:58:46,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1104.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:46,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.55 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:46,456 INFO L168 Benchmark]: Boogie Preprocessor took 241.38 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:46,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1104.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.55 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.38 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:58:49,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:49,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:49,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:49,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:49,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:49,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:49,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:49,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:49,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:49,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:49,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:49,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:49,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:49,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:49,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:49,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:49,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:49,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:49,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:49,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:49,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:49,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:49,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:49,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:49,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:49,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:49,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:49,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:49,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:49,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:49,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:49,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:49,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:49,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:49,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:49,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:49,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:49,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:49,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:49,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:49,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:58:49,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:49,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:49,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:49,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:49,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:49,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:49,277 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:49,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:49,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:49,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:49,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:49,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:49,280 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:58:49,281 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:58:49,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:49,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:49,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:49,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:49,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:49,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:49,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:49,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:49,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:49,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:49,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:49,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:49,286 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:58:49,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:58:49,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:49,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:58:49,287 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 -> 7c229b9588b8ee9737ad039f6b20832600be22d2 [2019-11-26 16:58:49,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:49,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:49,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:49,692 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:49,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:49,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2019-11-26 16:58:49,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb287684a/eef3aa9be66a4b8682294df9e0226117/FLAG19166fdeb [2019-11-26 16:58:50,622 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:50,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0220b.c [2019-11-26 16:58:50,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb287684a/eef3aa9be66a4b8682294df9e0226117/FLAG19166fdeb [2019-11-26 16:58:50,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb287684a/eef3aa9be66a4b8682294df9e0226117 [2019-11-26 16:58:50,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:50,814 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:50,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:50,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:50,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:50,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:50" (1/1) ... [2019-11-26 16:58:50,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353300f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:50, skipping insertion in model container [2019-11-26 16:58:50,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:50" (1/1) ... [2019-11-26 16:58:50,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:50,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:51,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:51,727 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:51,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:52,061 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:52,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52 WrapperNode [2019-11-26 16:58:52,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:52,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:52,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:52,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:52,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:52,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:52,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:52,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:52,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:52" (1/1) ... [2019-11-26 16:58:52,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:52,588 INFO L168 Benchmark]: Toolchain (without parser) took 1774.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:52,589 INFO L168 Benchmark]: CDTParser took 0.30 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 16:58:52,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1247.22 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:52,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 262.42 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:52,596 INFO L168 Benchmark]: Boogie Preprocessor took 256.98 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 938.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:52,604 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1247.22 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 262.42 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 256.98 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 938.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...