./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1052a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_1052a.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 6c78f6baa30553ee1ef9e5dd79b3fe49457cbaef .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1052a.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 6c78f6baa30553ee1ef9e5dd79b3fe49457cbaef ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:32,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:32,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:32,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:32,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:32,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:32,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:32,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:32,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:32,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:32,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:32,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:32,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:32,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:32,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:32,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:32,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:32,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:32,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:32,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:32,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:32,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:32,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:32,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:32,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:32,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:32,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:32,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:32,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:32,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:32,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:32,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:32,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:32,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:32,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:32,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:32,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:32,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:32,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:32,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:32,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:32,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:32,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:32,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:32,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:32,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:32,532 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:32,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:32,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:32,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:32,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:32,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:32,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:32,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:32,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:32,539 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:32,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:32,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:32,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:32,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:32,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:32,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:32,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:32,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:32,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:32,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:32,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:32,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:32,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:32,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:32,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:32,542 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 -> 6c78f6baa30553ee1ef9e5dd79b3fe49457cbaef [2019-11-24 21:05:32,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:33,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:33,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:33,012 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:33,013 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:33,015 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1052a.c [2019-11-24 21:05:33,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/642749887/141ea9c800914815984c53c4c570c266/FLAGc19559374 [2019-11-24 21:05:33,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:33,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052a.c [2019-11-24 21:05:33,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/642749887/141ea9c800914815984c53c4c570c266/FLAGc19559374 [2019-11-24 21:05:34,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/642749887/141ea9c800914815984c53c4c570c266 [2019-11-24 21:05:34,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:34,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:34,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:34,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:34,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:34,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba75fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34, skipping insertion in model container [2019-11-24 21:05:34,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:34,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:34,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:34,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:34,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:34,763 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:34,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34 WrapperNode [2019-11-24 21:05:34,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:34,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:34,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:34,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:34,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:34,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:34,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:34,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:34,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:34" (1/1) ... [2019-11-24 21:05:34,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:34,943 INFO L168 Benchmark]: Toolchain (without parser) took 761.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.8 MB in the end (delta: -25.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:34,944 INFO L168 Benchmark]: CDTParser took 0.73 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. [2019-11-24 21:05:34,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:34,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.09 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:34,949 INFO L168 Benchmark]: Boogie Preprocessor took 62.72 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:34,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 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 598.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.09 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.72 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 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 0.1.24-32f2683 [2019-11-24 21:05:37,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:37,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:37,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:37,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:37,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:37,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:37,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:37,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:37,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:37,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:37,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:37,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:37,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:37,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:37,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:37,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:37,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:37,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:37,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:37,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:37,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:37,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:37,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:37,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:37,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:37,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:37,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:37,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:37,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:37,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:37,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:37,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:37,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:37,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:37,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:37,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:37,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:37,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:37,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:37,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:37,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:37,790 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:37,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:37,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:37,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:37,797 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:37,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:37,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:37,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:37,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:37,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:37,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:37,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:37,799 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:37,800 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:37,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:37,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:37,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:37,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:37,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:37,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:37,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:37,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:37,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:37,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:37,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:37,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:37,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:37,806 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:37,806 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:37,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:37,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:37,807 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 -> 6c78f6baa30553ee1ef9e5dd79b3fe49457cbaef [2019-11-24 21:05:38,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:38,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:38,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:38,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:38,313 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:38,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1052a.c [2019-11-24 21:05:38,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6daf17be8/dd9a8b78779741afb18eb1b5b2a61e87/FLAG6759c016e [2019-11-24 21:05:39,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:39,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052a.c [2019-11-24 21:05:39,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6daf17be8/dd9a8b78779741afb18eb1b5b2a61e87/FLAG6759c016e [2019-11-24 21:05:39,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6daf17be8/dd9a8b78779741afb18eb1b5b2a61e87 [2019-11-24 21:05:39,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:39,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:39,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:39,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:39,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:39,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:39" (1/1) ... [2019-11-24 21:05:39,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0cdb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:39, skipping insertion in model container [2019-11-24 21:05:39,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:39" (1/1) ... [2019-11-24 21:05:39,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:39,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:39,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:39,886 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:40,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:40,073 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:40,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40 WrapperNode [2019-11-24 21:05:40,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:40,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:40,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:40,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:40,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:40,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:40,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:40,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:40,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:40" (1/1) ... [2019-11-24 21:05:40,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:40,233 INFO L168 Benchmark]: Toolchain (without parser) took 798.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.0 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:40,235 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-24 21:05:40,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.46 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 989.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:40,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.39 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:40,240 INFO L168 Benchmark]: Boogie Preprocessor took 78.81 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:40,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 635.46 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 989.8 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 74.39 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.81 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 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...