./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0680a.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_0680a.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 baa80d60694a6a02d32fddddbbe44c204edcedd1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0680a.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 baa80d60694a6a02d32fddddbbe44c204edcedd1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:05,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:05,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:05,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:05,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:05,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:05,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:05,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:05,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:05,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:05,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:05,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:05,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:05,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:05,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:05,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:05,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:05,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:05,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:05,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:05,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:05,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:05,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:05,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:05,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:05,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:05,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:05,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:05,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:05,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:05,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:05,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:05,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:05,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:05,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:05,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:05,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:05,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:05,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:05,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:05,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:05,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:05,792 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:05,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:05,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:05,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:05,803 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:05,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:05,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:05,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:05,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:05,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:05,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:05,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:05,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:05,811 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:05,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:05,812 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:05,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:05,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:05,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:05,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:05,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:05,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:05,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:05,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:05,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:05,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:05,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:05,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:05,822 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 -> baa80d60694a6a02d32fddddbbe44c204edcedd1 [2019-11-26 16:59:06,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:06,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:06,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:06,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:06,446 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:06,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-26 16:59:06,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54e2ef227/07457e26f6654b528aa7682031a49046/FLAGd7b703787 [2019-11-26 16:59:07,728 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:07,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-26 16:59:07,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54e2ef227/07457e26f6654b528aa7682031a49046/FLAGd7b703787 [2019-11-26 16:59:07,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54e2ef227/07457e26f6654b528aa7682031a49046 [2019-11-26 16:59:07,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:07,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:07,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:07,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:07,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:07,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:07" (1/1) ... [2019-11-26 16:59:07,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:07, skipping insertion in model container [2019-11-26 16:59:07,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:07" (1/1) ... [2019-11-26 16:59:07,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:07,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:08,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:08,659 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:08,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:08,884 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:08,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08 WrapperNode [2019-11-26 16:59:08,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:08,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:08,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:08,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:08,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:08,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:09,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:09,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:09,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:09,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:08" (1/1) ... [2019-11-26 16:59:09,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:09,261 INFO L168 Benchmark]: Toolchain (without parser) took 1454.18 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 16:59:09,263 INFO L168 Benchmark]: CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:09,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1072.55 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: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:09,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.67 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 16:59:09,278 INFO L168 Benchmark]: Boogie Preprocessor took 184.75 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 16:59:09,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 1072.55 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: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.67 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 184.75 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 16:59:13,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:13,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:13,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:13,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:13,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:13,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:13,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:13,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:13,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:13,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:13,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:13,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:13,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:13,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:13,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:13,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:13,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:13,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:13,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:13,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:13,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:13,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:13,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:13,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:13,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:13,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:13,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:13,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:13,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:13,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:13,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:13,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:13,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:13,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:13,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:13,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:13,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:13,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:13,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:13,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:13,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:13,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:13,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:13,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:13,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:13,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:13,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:13,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:13,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:13,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:13,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:13,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:13,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:13,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:13,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:13,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:13,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:13,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:13,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:13,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:13,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:13,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:13,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:13,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:13,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:13,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:13,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:13,328 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:13,328 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:13,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:13,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:13,330 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 -> baa80d60694a6a02d32fddddbbe44c204edcedd1 [2019-11-26 16:59:14,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:14,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:14,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:14,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:14,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:14,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-26 16:59:14,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9cdc379/00aae3424c1643b6bb741295ae1b6620/FLAG83a73062c [2019-11-26 16:59:15,352 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:15,360 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0680a.c [2019-11-26 16:59:15,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9cdc379/00aae3424c1643b6bb741295ae1b6620/FLAG83a73062c [2019-11-26 16:59:15,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9cdc379/00aae3424c1643b6bb741295ae1b6620 [2019-11-26 16:59:15,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:15,435 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:15,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:15,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:15,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:15,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:15, skipping insertion in model container [2019-11-26 16:59:15,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:15" (1/1) ... [2019-11-26 16:59:15,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:15,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:16,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:16,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:16,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:16,564 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:16,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16 WrapperNode [2019-11-26 16:59:16,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:16,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:16,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:16,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:16,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:16,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:16,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:16,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:16,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:16,946 INFO L168 Benchmark]: Toolchain (without parser) took 1510.47 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:16,950 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 16:59:16,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:16,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.04 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:16,958 INFO L168 Benchmark]: Boogie Preprocessor took 193.88 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:16,971 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 1127.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.04 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.88 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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...