./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1052b.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_1052b.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 62b7dc6392161c86b172facfcbc82e25c42dc2f4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1052b.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 62b7dc6392161c86b172facfcbc82e25c42dc2f4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:59:33,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:33,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:33,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:33,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:33,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:33,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:33,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:33,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:33,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:33,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:33,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:33,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:33,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:33,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:33,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:33,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:33,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:33,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:33,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:33,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:33,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:33,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:33,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:33,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:33,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:33,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:33,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:33,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:33,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:33,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:33,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:33,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:33,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:33,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:33,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:33,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:33,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:33,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:33,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:33,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:33,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:33,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:33,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:33,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:33,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:33,949 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:33,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:33,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:33,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:33,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:33,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:33,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:33,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:33,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:33,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:33,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:33,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:33,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:33,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:33,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:33,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:33,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:33,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:33,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:33,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:33,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:33,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:33,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:33,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:33,963 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 -> 62b7dc6392161c86b172facfcbc82e25c42dc2f4 [2019-11-26 16:59:34,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:34,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:34,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:34,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:34,520 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:34,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1052b.c [2019-11-26 16:59:34,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dd6dc6ee/50af290b20dc40c2a21b082d449a482c/FLAG116e601cb [2019-11-26 16:59:35,731 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:35,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c [2019-11-26 16:59:35,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dd6dc6ee/50af290b20dc40c2a21b082d449a482c/FLAG116e601cb [2019-11-26 16:59:35,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dd6dc6ee/50af290b20dc40c2a21b082d449a482c [2019-11-26 16:59:35,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:35,859 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:35,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:35,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:35,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:35,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:35" (1/1) ... [2019-11-26 16:59:35,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:35, skipping insertion in model container [2019-11-26 16:59:35,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:35" (1/1) ... [2019-11-26 16:59:35,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:35,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:36,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:36,454 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:36,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:36,683 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:36,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36 WrapperNode [2019-11-26 16:59:36,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:36,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:36,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:36,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:36,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:36,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:36,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:36,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:36,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:36" (1/1) ... [2019-11-26 16:59:36,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:36,947 INFO L168 Benchmark]: Toolchain (without parser) took 1071.28 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:36,949 INFO L168 Benchmark]: CDTParser took 0.35 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 16:59:36,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 814.24 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:36,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.16 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:36,957 INFO L168 Benchmark]: Boogie Preprocessor took 101.52 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:36,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 814.24 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.16 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.52 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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 16:59:40,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:40,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:40,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:40,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:40,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:40,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:40,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:40,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:40,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:40,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:40,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:40,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:40,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:40,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:40,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:40,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:40,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:40,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:40,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:40,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:40,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:40,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:40,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:40,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:40,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:40,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:40,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:40,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:40,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:40,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:40,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:40,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:40,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:40,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:40,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:40,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:40,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:40,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:40,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:40,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:40,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:40,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:40,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:40,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:40,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:40,918 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:40,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:40,918 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:40,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:40,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:40,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:40,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:40,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:40,923 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:40,924 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:40,924 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:40,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:40,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:40,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:40,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:40,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:40,927 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:40,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:40,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:40,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:40,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:40,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:40,932 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:40,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:40,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:40,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:40,934 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 -> 62b7dc6392161c86b172facfcbc82e25c42dc2f4 [2019-11-26 16:59:41,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:41,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:41,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:41,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:41,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:41,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1052b.c [2019-11-26 16:59:41,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440bc786a/a932387f14464bd9a0c29696ba55d337/FLAG2b7496805 [2019-11-26 16:59:42,708 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:42,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c [2019-11-26 16:59:42,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440bc786a/a932387f14464bd9a0c29696ba55d337/FLAG2b7496805 [2019-11-26 16:59:42,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440bc786a/a932387f14464bd9a0c29696ba55d337 [2019-11-26 16:59:42,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:42,858 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:42,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:42,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:42,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:42,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:42" (1/1) ... [2019-11-26 16:59:42,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:42, skipping insertion in model container [2019-11-26 16:59:42,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:42" (1/1) ... [2019-11-26 16:59:42,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:42,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:43,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:43,405 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:43,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:43,668 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:43,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43 WrapperNode [2019-11-26 16:59:43,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:43,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:43,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:43,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:43,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:43,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:43,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:43,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:43,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:43,873 INFO L168 Benchmark]: Toolchain (without parser) took 1006.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:43,875 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:43,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:43,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.53 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:43,893 INFO L168 Benchmark]: Boogie Preprocessor took 97.93 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:43,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 803.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 93.53 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.93 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...