./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_1271b.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 d29f12e66e15a9c752fce15327a254c30da4b28a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1271b.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 d29f12e66e15a9c752fce15327a254c30da4b28a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:01,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:01,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:01,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:01,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:01,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:01,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:01,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:01,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:01,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:01,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:01,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:01,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:01,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:01,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:01,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:01,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:01,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:01,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:01,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:01,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:01,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:01,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:01,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:01,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:01,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:01,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:01,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:01,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:01,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:01,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:01,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:01,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:01,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:01,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:01,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:01,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:01,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:01,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:01,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:01,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:01,971 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:02,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:02,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:02,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:02,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:02,017 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:02,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:02,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:02,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:02,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:02,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:02,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:02,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:02,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:02,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:02,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:02,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:02,027 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:02,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:02,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:02,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:02,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:02,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:02,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:02,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:02,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:02,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:02,033 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:02,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:02,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:02,036 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 -> d29f12e66e15a9c752fce15327a254c30da4b28a [2019-11-24 21:07:02,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:02,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:02,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:02,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:02,721 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:02,723 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2019-11-24 21:07:02,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8883f664d/4a43f488df4d47de8509e761c5ce78d0/FLAGa10d58b6a [2019-11-24 21:07:04,027 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:04,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2019-11-24 21:07:04,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8883f664d/4a43f488df4d47de8509e761c5ce78d0/FLAGa10d58b6a [2019-11-24 21:07:04,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8883f664d/4a43f488df4d47de8509e761c5ce78d0 [2019-11-24 21:07:04,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:04,110 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:04,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:04,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:04,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:04,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:04,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04, skipping insertion in model container [2019-11-24 21:07:04,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:04,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:04,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:04,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:04,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:05,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:05,158 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:05,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05 WrapperNode [2019-11-24 21:07:05,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:05,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:05,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:05,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:05,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:05,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:05,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:05,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:05,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:05" (1/1) ... [2019-11-24 21:07:05,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:05,491 INFO L168 Benchmark]: Toolchain (without parser) took 1378.69 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:05,506 INFO L168 Benchmark]: CDTParser took 3.07 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. [2019-11-24 21:07:05,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1044.68 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 989.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:05,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.92 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:05,513 INFO L168 Benchmark]: Boogie Preprocessor took 164.98 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:05,524 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 1044.68 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 989.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.92 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.98 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 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 0.1.24-32f2683 [2019-11-24 21:07:09,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:09,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:09,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:09,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:09,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:09,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:09,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:09,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:09,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:09,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:09,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:09,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:09,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:09,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:09,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:09,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:09,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:09,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:09,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:09,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:09,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:09,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:09,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:09,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:09,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:09,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:09,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:09,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:09,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:09,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:09,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:09,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:09,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:09,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:09,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:09,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:09,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:09,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:09,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:09,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:09,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:09,759 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:09,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:09,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:09,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:09,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:09,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:09,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:09,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:09,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:09,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:09,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:09,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:09,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:09,774 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:09,774 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:09,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:09,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:09,776 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:09,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:09,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:09,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:09,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:09,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:09,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:09,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:09,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:09,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:09,781 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:09,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:09,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:09,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:09,786 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 -> d29f12e66e15a9c752fce15327a254c30da4b28a [2019-11-24 21:07:10,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:10,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:10,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:10,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:10,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:10,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2019-11-24 21:07:10,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a58808af/163534e91ef84548b16e782a1ccb6528/FLAGa46708fc6 [2019-11-24 21:07:11,691 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:11,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1271b.c [2019-11-24 21:07:11,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a58808af/163534e91ef84548b16e782a1ccb6528/FLAGa46708fc6 [2019-11-24 21:07:11,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a58808af/163534e91ef84548b16e782a1ccb6528 [2019-11-24 21:07:11,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:11,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:11,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:11,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:11,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:11,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11, skipping insertion in model container [2019-11-24 21:07:11,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:11,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:12,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:12,661 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:12,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:12,916 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:12,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12 WrapperNode [2019-11-24 21:07:12,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:12,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:12,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:12,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:12,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:13,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:13,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:13,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:13,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:13,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:13,358 INFO L168 Benchmark]: Toolchain (without parser) took 1578.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:13,363 INFO L168 Benchmark]: CDTParser took 2.48 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. [2019-11-24 21:07:13,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1139.79 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 985.5 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:13,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.84 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:13,370 INFO L168 Benchmark]: Boogie Preprocessor took 227.59 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:13,382 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.48 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 1139.79 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 985.5 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.84 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.59 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.0 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...