./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1052d.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/float_req_bl_1052d.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 8314f0a25d0cae1024b24eed74020923c3a8036e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float_req_bl_1052d.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 8314f0a25d0cae1024b24eed74020923c3a8036e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:52:58,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:58,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:58,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:58,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:58,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:58,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:58,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:58,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:58,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:58,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:58,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:58,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:58,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:58,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:58,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:58,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:58,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:58,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:58,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:58,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:58,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:58,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:58,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:58,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:58,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:58,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:58,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:58,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:58,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:58,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:58,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:58,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:58,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:58,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:58,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:58,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:58,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:58,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:58,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:58,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:58,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:58,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:58,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:58,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:58,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:58,901 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:58,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:58,902 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:58,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:58,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:58,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:58,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:58,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:58,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:58,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:58,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:58,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:58,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:58,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:58,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:58,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:58,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:58,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:58,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:58,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:58,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:58,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:58,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:58,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:58,917 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 -> 8314f0a25d0cae1024b24eed74020923c3a8036e [2019-11-25 22:52:59,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:59,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:59,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:59,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:59,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:59,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2019-11-25 22:52:59,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fee54452/d937de5b717f43428df9d06a318a834e/FLAGcdbd52d42 [2019-11-25 22:53:00,706 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:00,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2019-11-25 22:53:00,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fee54452/d937de5b717f43428df9d06a318a834e/FLAGcdbd52d42 [2019-11-25 22:53:00,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fee54452/d937de5b717f43428df9d06a318a834e [2019-11-25 22:53:00,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:00,882 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:00,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:00,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:00,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:00,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:00" (1/1) ... [2019-11-25 22:53:00,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:00, skipping insertion in model container [2019-11-25 22:53:00,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:00" (1/1) ... [2019-11-25 22:53:00,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:00,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:01,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:01,506 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:01,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:01,724 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:01,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01 WrapperNode [2019-11-25 22:53:01,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:01,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:01,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:01,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:01,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:01,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:01,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:01,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:01,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:01,940 INFO L168 Benchmark]: Toolchain (without parser) took 1053.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:01,942 INFO L168 Benchmark]: CDTParser took 1.77 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. [2019-11-25 22:53:01,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 841.82 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 991.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:01,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.61 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:01,966 INFO L168 Benchmark]: Boogie Preprocessor took 83.75 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:01,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77 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 841.82 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 991.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.61 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.75 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. 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 22:53:05,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:05,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:05,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:05,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:05,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:05,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:05,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:05,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:05,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:05,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:05,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:05,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:05,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:05,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:05,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:05,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:05,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:05,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:05,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:05,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:06,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:06,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:06,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:06,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:06,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:06,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:06,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:06,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:06,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:06,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:06,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:06,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:06,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:06,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:06,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:06,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:06,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:06,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:06,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:06,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:06,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:06,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:06,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:06,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:06,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:06,092 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:06,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:06,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:06,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:06,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:06,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:06,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:06,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:06,098 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:06,099 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:06,099 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:06,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:06,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:06,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:06,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:06,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:06,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:06,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:06,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:06,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:06,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:06,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:06,107 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:06,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:06,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:06,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:06,111 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 -> 8314f0a25d0cae1024b24eed74020923c3a8036e [2019-11-25 22:53:06,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:06,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:06,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:06,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:06,773 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:06,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2019-11-25 22:53:06,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92c950ce/376b698fd3064162a872381eeb7277e4/FLAGd789fc452 [2019-11-25 22:53:07,945 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:07,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2019-11-25 22:53:07,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92c950ce/376b698fd3064162a872381eeb7277e4/FLAGd789fc452 [2019-11-25 22:53:08,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d92c950ce/376b698fd3064162a872381eeb7277e4 [2019-11-25 22:53:08,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:08,115 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:08,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:08,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:08,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:08,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08, skipping insertion in model container [2019-11-25 22:53:08,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:08,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:08,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:08,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:08,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:09,000 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:09,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09 WrapperNode [2019-11-25 22:53:09,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:09,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:09,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:09,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:09,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:09,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:09,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:09,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:09,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:09,231 INFO L168 Benchmark]: Toolchain (without parser) took 1117.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 989.8 MB in the end (delta: -20.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:09,232 INFO L168 Benchmark]: CDTParser took 1.34 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. [2019-11-25 22:53:09,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 885.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:09,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.77 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:09,238 INFO L168 Benchmark]: Boogie Preprocessor took 89.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:09,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 885.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.77 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.06 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...