./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1031.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_1031.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 20ebedc7025deba0ba6b1d81eeaced9b389ea599 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1031.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 20ebedc7025deba0ba6b1d81eeaced9b389ea599 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:55,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:55,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:55,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:55,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:55,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:55,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:55,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:55,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:55,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:55,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:55,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:55,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:55,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:55,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:55,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:55,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:55,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:55,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:55,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:55,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:55,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:55,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:55,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:55,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:55,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:55,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:55,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:55,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:55,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:55,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:55,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:55,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:55,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:55,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:55,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:55,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:55,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:55,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:55,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:55,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:55,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:55,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:55,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:55,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:55,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:55,806 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:55,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:55,808 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:55,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:55,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:55,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:55,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:55,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:55,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:55,814 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:55,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:55,816 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:55,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:55,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:55,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:55,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:55,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:55,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:55,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:55,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:55,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:55,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:55,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:55,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:55,825 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 -> 20ebedc7025deba0ba6b1d81eeaced9b389ea599 [2019-11-27 09:47:56,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:56,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:56,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:56,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:56,522 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:56,524 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1031.c [2019-11-27 09:47:56,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d278d9e81/c3b43c0bc8e74dbbbf65b1b3ed1c4045/FLAG1d93e02bf [2019-11-27 09:47:57,778 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:57,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1031.c [2019-11-27 09:47:57,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d278d9e81/c3b43c0bc8e74dbbbf65b1b3ed1c4045/FLAG1d93e02bf [2019-11-27 09:47:57,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d278d9e81/c3b43c0bc8e74dbbbf65b1b3ed1c4045 [2019-11-27 09:47:57,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:57,850 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:57,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:57,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:57,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:57,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57, skipping insertion in model container [2019-11-27 09:47:57,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:57,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:58,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:58,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:58,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:58,680 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:58,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58 WrapperNode [2019-11-27 09:47:58,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:58,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:58,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:58,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:58,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:58,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:58,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:58,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:58,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:58" (1/1) ... [2019-11-27 09:47:58,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:58,887 INFO L168 Benchmark]: Toolchain (without parser) took 1032.22 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:58,890 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 09:47:58,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.32 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:58,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.48 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. [2019-11-27 09:47:58,911 INFO L168 Benchmark]: Boogie Preprocessor took 71.83 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. [2019-11-27 09:47:58,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 828.32 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.48 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 71.83 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:02,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:02,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:02,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:02,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:02,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:02,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:02,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:02,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:02,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:02,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:02,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:02,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:02,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:02,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:02,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:02,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:02,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:02,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:02,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:02,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:02,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:02,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:02,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:02,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:02,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:02,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:02,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:02,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:02,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:02,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:02,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:02,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:02,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:02,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:02,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:02,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:02,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:02,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:02,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:02,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:02,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:03,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:03,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:03,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:03,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:03,016 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:03,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:03,016 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:03,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:03,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:03,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:03,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:03,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:03,021 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:03,021 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:03,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:03,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:03,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:03,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:03,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:03,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:03,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:03,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:03,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:03,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:03,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:03,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:03,029 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:03,031 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:03,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:03,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:03,035 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 -> 20ebedc7025deba0ba6b1d81eeaced9b389ea599 [2019-11-27 09:48:03,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:03,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:03,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:03,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:03,629 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:03,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1031.c [2019-11-27 09:48:03,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4527246f9/da72e4529d9141f3bd8f3bb558b9f27b/FLAGd95f82c28 [2019-11-27 09:48:04,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:04,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1031.c [2019-11-27 09:48:04,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4527246f9/da72e4529d9141f3bd8f3bb558b9f27b/FLAGd95f82c28 [2019-11-27 09:48:04,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4527246f9/da72e4529d9141f3bd8f3bb558b9f27b [2019-11-27 09:48:04,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:04,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:04,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:04,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:04,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:04,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04, skipping insertion in model container [2019-11-27 09:48:04,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:05,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:05,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:05,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:05,559 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:05,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:05,795 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:05,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05 WrapperNode [2019-11-27 09:48:05,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:05,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:05,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:05,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:05,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:05,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:05,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:05,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:05,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:06,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:06,083 INFO L168 Benchmark]: Toolchain (without parser) took 1109.95 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:06,088 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:48:06,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.20 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:06,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.45 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. [2019-11-27 09:48:06,097 INFO L168 Benchmark]: Boogie Preprocessor took 125.15 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. [2019-11-27 09:48:06,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 825.20 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.45 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 125.15 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...