./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_0663a.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 3e7d0b868b35716dc1f516fc758062372899bb27 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0663a.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 3e7d0b868b35716dc1f516fc758062372899bb27 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:51:14,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:14,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:14,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:14,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:14,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:14,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:14,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:14,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:14,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:14,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:14,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:14,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:14,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:14,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:14,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:14,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:14,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:14,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:14,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:14,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:14,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:14,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:14,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:14,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:14,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:14,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:14,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:14,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:14,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:14,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:14,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:14,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:14,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:14,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:14,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:14,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:14,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:14,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:14,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:14,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:14,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:51:14,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:14,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:14,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:14,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:14,880 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:14,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:14,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:14,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:51:14,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:14,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:14,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:14,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:14,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:14,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:14,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:14,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:14,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:14,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:14,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:14,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:14,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:14,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:14,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:14,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:14,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:14,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:51:14,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:51:14,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:14,898 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 -> 3e7d0b868b35716dc1f516fc758062372899bb27 [2019-11-25 22:51:15,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:15,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:15,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:15,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:15,517 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:15,518 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2019-11-25 22:51:15,676 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4731962/7440e5c9587c491eb7f5080684650089/FLAGfb8daf831 [2019-11-25 22:51:16,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:16,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2019-11-25 22:51:16,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4731962/7440e5c9587c491eb7f5080684650089/FLAGfb8daf831 [2019-11-25 22:51:16,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd4731962/7440e5c9587c491eb7f5080684650089 [2019-11-25 22:51:16,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:16,868 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:16,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:16,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:16,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:16,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:16" (1/1) ... [2019-11-25 22:51:16,891 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 25.11 10:51:16, skipping insertion in model container [2019-11-25 22:51:16,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:16" (1/1) ... [2019-11-25 22:51:16,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:16,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:17,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:17,718 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:17,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:17,916 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:17,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17 WrapperNode [2019-11-25 22:51:17,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:17,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:17,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:17,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:17,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:17,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:18,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:18,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:18,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:18,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:17" (1/1) ... [2019-11-25 22:51:18,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:18,349 INFO L168 Benchmark]: Toolchain (without parser) took 1476.94 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:18,350 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 22:51:18,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1048.63 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:18,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.26 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:18,358 INFO L168 Benchmark]: Boogie Preprocessor took 219.08 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:18,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1048.63 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.26 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.08 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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 0.1.24-65d6cd2 [2019-11-25 22:51:22,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:22,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:22,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:22,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:22,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:22,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:22,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:22,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:22,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:22,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:22,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:22,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:22,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:22,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:22,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:22,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:22,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:22,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:22,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:22,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:22,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:22,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:22,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:22,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:22,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:22,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:22,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:22,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:22,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:22,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:22,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:22,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:22,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:22,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:22,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:22,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:22,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:22,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:22,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:22,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:22,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:51:22,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:22,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:22,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:22,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:22,511 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:22,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:22,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:22,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:22,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:22,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:22,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:22,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:22,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:51:22,520 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:51:22,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:22,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:22,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:22,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:22,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:22,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:22,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:22,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:22,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:22,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:22,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:22,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:22,527 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:51:22,528 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:51:22,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:22,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:51:22,532 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 -> 3e7d0b868b35716dc1f516fc758062372899bb27 [2019-11-25 22:51:23,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:23,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:23,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:23,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:23,231 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:23,233 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2019-11-25 22:51:23,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03a4c03e6/2b9168c015a84797a585341597a2acab/FLAG422759c25 [2019-11-25 22:51:24,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:24,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0663a.c [2019-11-25 22:51:24,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03a4c03e6/2b9168c015a84797a585341597a2acab/FLAG422759c25 [2019-11-25 22:51:24,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03a4c03e6/2b9168c015a84797a585341597a2acab [2019-11-25 22:51:24,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:24,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:24,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:24,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:24,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:24,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:24" (1/1) ... [2019-11-25 22:51:24,623 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 25.11 10:51:24, skipping insertion in model container [2019-11-25 22:51:24,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:24" (1/1) ... [2019-11-25 22:51:24,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:24,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:25,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:25,539 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:25,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:25,788 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:25,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25 WrapperNode [2019-11-25 22:51:25,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:25,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:25,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:25,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:25,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:25,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:25,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:25,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:25,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:25,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:25,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:25,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:26,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:26,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:26,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:26,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:26,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:25" (1/1) ... [2019-11-25 22:51:26,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:26,177 INFO L168 Benchmark]: Toolchain (without parser) took 1572.76 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. [2019-11-25 22:51:26,180 INFO L168 Benchmark]: CDTParser took 2.89 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. [2019-11-25 22:51:26,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1187.23 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. [2019-11-25 22:51:26,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.33 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. [2019-11-25 22:51:26,187 INFO L168 Benchmark]: Boogie Preprocessor took 196.58 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. [2019-11-25 22:51:26,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.89 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 1187.23 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 181.33 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 196.58 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...