./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1131b.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/float_req_bl_1131b.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1131b.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:00:53,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:53,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:53,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:53,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:53,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:53,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:53,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:53,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:53,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:53,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:53,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:53,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:53,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:53,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:53,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:53,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:53,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:53,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:53,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:53,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:53,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:53,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:53,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:53,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:53,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:53,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:53,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:53,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:53,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:53,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:53,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:53,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:53,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:53,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:53,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:53,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:53,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:53,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:53,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:53,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:53,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:53,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:53,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:53,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:53,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:53,899 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:53,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:53,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:53,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:53,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:53,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:53,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:53,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:53,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:53,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:53,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:53,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:53,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:53,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:53,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:53,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:53,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:53,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:53,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:53,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:53,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:53,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:53,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:53,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:53,917 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2019-11-26 17:00:54,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:54,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:54,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:54,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:54,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:54,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-26 17:00:54,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/639c73e8a/8ee77ac5a8144d5db9cd3f927649c303/FLAG89ff684ca [2019-11-26 17:00:55,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:55,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-26 17:00:55,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/639c73e8a/8ee77ac5a8144d5db9cd3f927649c303/FLAG89ff684ca [2019-11-26 17:00:55,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/639c73e8a/8ee77ac5a8144d5db9cd3f927649c303 [2019-11-26 17:00:55,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:55,892 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:55,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:55,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:55,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:55,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:55" (1/1) ... [2019-11-26 17:00:55,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:55, skipping insertion in model container [2019-11-26 17:00:55,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:55" (1/1) ... [2019-11-26 17:00:55,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:56,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:56,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:56,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:56,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:56,763 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:56,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56 WrapperNode [2019-11-26 17:00:56,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:56,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:56,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:56,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:56,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:56,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:56,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:56,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:56,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:57,013 INFO L168 Benchmark]: Toolchain (without parser) took 1116.68 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 984.4 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:57,014 INFO L168 Benchmark]: CDTParser took 2.82 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 17:00:57,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.68 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:57,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.39 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:57,024 INFO L168 Benchmark]: Boogie Preprocessor took 116.39 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 984.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:57,035 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 860.68 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.39 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.39 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 984.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:01:00,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:00,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:00,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:00,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:00,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:01,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:01,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:01,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:01,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:01,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:01,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:01,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:01,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:01,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:01,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:01,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:01,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:01,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:01,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:01,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:01,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:01,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:01,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:01,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:01,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:01,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:01,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:01,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:01,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:01,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:01,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:01,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:01,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:01,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:01,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:01,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:01,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:01,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:01,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:01,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:01,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:01:01,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:01,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:01,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:01,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:01,185 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:01,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:01,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:01,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:01,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:01,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:01,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:01,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:01,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:01:01,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:01:01,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:01,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:01,196 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:01,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:01,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:01,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:01,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:01,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:01,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:01,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:01,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:01,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:01,201 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:01:01,202 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:01:01,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:01,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:01:01,203 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2019-11-26 17:01:01,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:01,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:01,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:01,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:01,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:01,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-26 17:01:02,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0c35e680/a26917fcef0d4473b9cd52e8993d21fb/FLAGd043e163c [2019-11-26 17:01:03,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:03,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-26 17:01:03,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0c35e680/a26917fcef0d4473b9cd52e8993d21fb/FLAGd043e163c [2019-11-26 17:01:03,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0c35e680/a26917fcef0d4473b9cd52e8993d21fb [2019-11-26 17:01:03,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:03,344 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:03,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:03,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:03,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:03,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:03" (1/1) ... [2019-11-26 17:01:03,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7f9016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:03, skipping insertion in model container [2019-11-26 17:01:03,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:03" (1/1) ... [2019-11-26 17:01:03,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:03,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:04,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:04,109 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:04,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:04,283 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:04,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04 WrapperNode [2019-11-26 17:01:04,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:04,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:04,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:04,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:04,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:04,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:04,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:04,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:04,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:04" (1/1) ... [2019-11-26 17:01:04,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:04,571 INFO L168 Benchmark]: Toolchain (without parser) took 1225.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.4 MB in the end (delta: -24.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:04,572 INFO L168 Benchmark]: CDTParser took 0.33 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 17:01:04,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 932.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:04,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:04,586 INFO L168 Benchmark]: Boogie Preprocessor took 132.46 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:04,591 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 932.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 132.46 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 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...