./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0720.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_0720.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 2099bda96984d0e4445a07fd627008694b409440 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0720.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 2099bda96984d0e4445a07fd627008694b409440 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:52:30,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:30,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:30,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:30,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:30,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:30,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:30,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:30,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:30,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:30,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:30,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:30,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:30,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:30,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:30,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:30,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:30,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:30,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:30,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:30,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:30,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:30,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:30,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:30,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:30,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:30,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:30,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:30,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:30,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:30,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:30,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:30,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:30,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:30,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:30,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:30,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:30,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:30,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:30,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:30,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:30,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:30,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:30,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:30,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:30,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:30,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:30,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:30,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:30,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:30,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:30,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:30,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:30,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:30,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:30,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:30,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:30,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:30,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:30,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:30,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:30,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:30,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:30,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:30,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:30,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:30,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:30,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:30,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:30,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:30,872 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 -> 2099bda96984d0e4445a07fd627008694b409440 [2019-11-25 22:52:31,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:31,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:31,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:31,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:31,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:31,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-25 22:52:31,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ab2f3175/9e29d3ccfece4a198f4e5c9d550ee111/FLAGbb9256377 [2019-11-25 22:52:32,766 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:32,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-25 22:52:32,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ab2f3175/9e29d3ccfece4a198f4e5c9d550ee111/FLAGbb9256377 [2019-11-25 22:52:32,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ab2f3175/9e29d3ccfece4a198f4e5c9d550ee111 [2019-11-25 22:52:32,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:32,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:32,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:32,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:32,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:32,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:32" (1/1) ... [2019-11-25 22:52:32,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:32, skipping insertion in model container [2019-11-25 22:52:32,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:32" (1/1) ... [2019-11-25 22:52:32,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:32,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:33,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:33,540 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:33,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:33,691 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:33,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33 WrapperNode [2019-11-25 22:52:33,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:33,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:33,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:33,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:33,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:33,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:33,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:33,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:33,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:33" (1/1) ... [2019-11-25 22:52:33,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:33,897 INFO L168 Benchmark]: Toolchain (without parser) took 1051.17 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 985.9 MB in the end (delta: -24.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:33,898 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:33,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:33,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.09 ms. Allocated memory is still 1.0 GB. Free memory is still 991.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:33,918 INFO L168 Benchmark]: Boogie Preprocessor took 73.02 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:33,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 847.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 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 121.09 ms. Allocated memory is still 1.0 GB. Free memory is still 991.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.02 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:37,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:37,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:37,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:37,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:37,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:37,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:37,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:37,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:37,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:37,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:37,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:37,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:37,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:37,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:37,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:37,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:37,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:37,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:37,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:37,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:37,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:37,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:37,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:37,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:37,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:37,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:37,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:37,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:37,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:37,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:37,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:37,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:37,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:37,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:37,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:37,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:37,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:37,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:37,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:37,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:37,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:38,004 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:38,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:38,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:38,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:38,012 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:38,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:38,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:38,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:38,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:38,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:38,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:38,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:38,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:38,018 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:38,019 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:38,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:38,022 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:38,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:38,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:38,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:38,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:38,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:38,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:38,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:38,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:38,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:38,027 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:38,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:38,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:38,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:38,029 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 -> 2099bda96984d0e4445a07fd627008694b409440 [2019-11-25 22:52:38,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:38,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:38,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:38,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:38,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:38,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-25 22:52:38,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851ad7b30/fb427c21a82d48cc945583d8e55a9a61/FLAGfd537e367 [2019-11-25 22:52:39,901 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:39,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-25 22:52:39,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851ad7b30/fb427c21a82d48cc945583d8e55a9a61/FLAGfd537e367 [2019-11-25 22:52:39,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851ad7b30/fb427c21a82d48cc945583d8e55a9a61 [2019-11-25 22:52:39,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:39,956 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:39,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:39,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:39,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:39,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:39" (1/1) ... [2019-11-25 22:52:39,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60311b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:39, skipping insertion in model container [2019-11-25 22:52:39,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:39" (1/1) ... [2019-11-25 22:52:39,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:40,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:40,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:40,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:40,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:40,832 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:40,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40 WrapperNode [2019-11-25 22:52:40,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:40,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:40,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:40,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:40,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:40,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:40,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:40,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:40,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:40,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:41,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:41,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:41,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:41,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:41,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:41,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:41,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:40" (1/1) ... [2019-11-25 22:52:41,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:41,131 INFO L168 Benchmark]: Toolchain (without parser) took 1172.11 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 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:41,135 INFO L168 Benchmark]: CDTParser took 1.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:41,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 872.11 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. [2019-11-25 22:52:41,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.09 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. [2019-11-25 22:52:41,144 INFO L168 Benchmark]: Boogie Preprocessor took 133.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:41,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 872.11 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 142.09 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 133.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...