./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0281.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_0281.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 c9a1fee23eedac3d97051809c6053bb68912ddb9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0281.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 c9a1fee23eedac3d97051809c6053bb68912ddb9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:58:51,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:51,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:51,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:51,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:51,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:51,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:51,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:51,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:51,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:51,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:51,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:51,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:51,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:51,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:51,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:51,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:51,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:51,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:51,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:51,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:51,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:51,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:51,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:51,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:51,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:51,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:51,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:51,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:51,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:51,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:51,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:51,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:51,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:51,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:51,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:51,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:51,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:51,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:51,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:51,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:51,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:51,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:51,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:51,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:51,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:51,366 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:51,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:51,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:51,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:51,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:51,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:51,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:51,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:51,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:51,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:51,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:51,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:51,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:51,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:51,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:51,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:51,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:51,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:51,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:51,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:51,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:51,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:51,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:51,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:51,384 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 -> c9a1fee23eedac3d97051809c6053bb68912ddb9 [2019-11-26 16:58:51,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:51,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:51,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:51,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:51,987 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:51,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2019-11-26 16:58:52,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f158e9d/34a16ef572974a96920242e59707b42d/FLAG41e769261 [2019-11-26 16:58:53,288 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:53,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2019-11-26 16:58:53,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f158e9d/34a16ef572974a96920242e59707b42d/FLAG41e769261 [2019-11-26 16:58:53,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f158e9d/34a16ef572974a96920242e59707b42d [2019-11-26 16:58:53,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:53,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:53,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:53,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:53,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:53,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:53" (1/1) ... [2019-11-26 16:58:53,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:53, skipping insertion in model container [2019-11-26 16:58:53,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:53" (1/1) ... [2019-11-26 16:58:53,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:53,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:54,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:54,237 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:54,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:54,470 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:54,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54 WrapperNode [2019-11-26 16:58:54,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:54,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:54,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:54,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:54,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:54,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:54,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:54,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:54,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:54" (1/1) ... [2019-11-26 16:58:54,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:54,809 INFO L168 Benchmark]: Toolchain (without parser) took 1432.84 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 978.6 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:54,810 INFO L168 Benchmark]: CDTParser took 0.43 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 16:58:54,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1099.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:54,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.58 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:54,820 INFO L168 Benchmark]: Boogie Preprocessor took 138.70 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:54,827 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1099.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.58 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.70 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:58:58,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:58,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:58,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:58,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:58,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:58,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:58,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:58,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:58,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:58,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:58,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:58,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:58,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:58,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:58,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:58,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:58,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:58,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:58,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:58,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:58,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:58,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:58,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:58,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:58,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:58,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:58,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:58,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:58,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:58,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:58,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:58,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:58,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:58,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:58,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:58,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:58,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:58,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:58,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:58,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:58,870 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:58:58,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:58,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:58,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:58,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:58,918 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:58,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:58,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:58,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:58,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:58,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:58,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:58,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:58,923 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:58:58,924 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:58:58,924 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:58,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:58,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:58,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:58,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:58,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:58,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:58,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:58,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:58,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:58,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:58,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:58,931 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:58:58,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:58:58,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:58,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:58:58,936 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 -> c9a1fee23eedac3d97051809c6053bb68912ddb9 [2019-11-26 16:58:59,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:59,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:59,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:59,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:59,608 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:59,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2019-11-26 16:58:59,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33985da64/e39bac98f7a04c0696e5dcdb08205a70/FLAG37b5f27a2 [2019-11-26 16:59:00,884 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:00,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2019-11-26 16:59:00,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33985da64/e39bac98f7a04c0696e5dcdb08205a70/FLAG37b5f27a2 [2019-11-26 16:59:00,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33985da64/e39bac98f7a04c0696e5dcdb08205a70 [2019-11-26 16:59:00,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:00,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:00,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:00,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:00,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:00,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:00" (1/1) ... [2019-11-26 16:59:01,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:00, skipping insertion in model container [2019-11-26 16:59:01,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:00" (1/1) ... [2019-11-26 16:59:01,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:01,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:01,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:01,887 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:02,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:02,168 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:02,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02 WrapperNode [2019-11-26 16:59:02,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:02,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:02,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:02,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:02,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:02,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:02,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:02,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:02,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:02" (1/1) ... [2019-11-26 16:59:02,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:02,502 INFO L168 Benchmark]: Toolchain (without parser) took 1519.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.6 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:02,504 INFO L168 Benchmark]: CDTParser took 0.41 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 16:59:02,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1184.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:02,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.02 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:02,520 INFO L168 Benchmark]: Boogie Preprocessor took 157.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:02,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1184.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.02 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 157.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...