./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1211a.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_1211a.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 0186804fc9e8cef09b3a1cefd7c260de08abc9c3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1211a.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 0186804fc9e8cef09b3a1cefd7c260de08abc9c3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:06:54,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:54,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:54,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:54,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:54,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:54,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:54,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:54,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:54,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:54,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:54,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:54,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:54,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:54,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:54,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:54,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:54,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:54,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:54,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:54,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:54,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:54,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:54,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:54,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:54,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:54,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:54,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:54,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:54,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:54,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:54,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:54,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:54,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:54,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:54,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:54,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:54,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:54,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:54,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:54,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:54,673 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:54,724 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:54,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:54,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:54,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:54,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:54,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:54,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:54,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:54,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:54,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:54,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:54,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:54,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:54,744 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:54,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:54,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:54,745 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:54,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:54,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:54,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:54,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:54,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:54,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:54,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:54,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:54,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:54,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:54,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:54,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:54,755 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 -> 0186804fc9e8cef09b3a1cefd7c260de08abc9c3 [2019-11-24 21:06:55,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:55,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:55,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:55,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:55,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:55,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1211a.c [2019-11-24 21:06:55,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1442f58/24f788edc3d04f49a8a74649b38d7630/FLAG178fbecc4 [2019-11-24 21:06:56,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:56,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1211a.c [2019-11-24 21:06:56,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1442f58/24f788edc3d04f49a8a74649b38d7630/FLAG178fbecc4 [2019-11-24 21:06:56,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1442f58/24f788edc3d04f49a8a74649b38d7630 [2019-11-24 21:06:56,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:56,777 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:56,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:56,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:56,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:56,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56, skipping insertion in model container [2019-11-24 21:06:56,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:56,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:57,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:57,446 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:57,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:57,697 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:57,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57 WrapperNode [2019-11-24 21:06:57,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:57,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:57,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:57,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:57,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:57,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:57,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:57,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:57,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:57" (1/1) ... [2019-11-24 21:06:57,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:58,005 INFO L168 Benchmark]: Toolchain (without parser) took 1223.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:58,009 INFO L168 Benchmark]: CDTParser took 0.94 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 21:06:58,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.92 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:58,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.97 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 990.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:58,019 INFO L168 Benchmark]: Boogie Preprocessor took 136.50 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:58,033 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 918.92 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.97 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 990.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.50 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 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 0.1.24-32f2683 [2019-11-24 21:07:01,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:01,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:01,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:01,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:01,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:01,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:01,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:01,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:01,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:01,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:02,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:02,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:02,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:02,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:02,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:02,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:02,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:02,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:02,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:02,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:02,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:02,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:02,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:02,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:02,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:02,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:02,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:02,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:02,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:02,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:02,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:02,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:02,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:02,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:02,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:02,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:02,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:02,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:02,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:02,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:02,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:02,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:02,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:02,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:02,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:02,153 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:02,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:02,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:02,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:02,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:02,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:02,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:02,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:02,158 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:02,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:02,159 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:02,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:02,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:02,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:02,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:02,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:02,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:02,165 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:02,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:02,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:02,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:02,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:02,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:02,167 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:02,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:02,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:02,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:02,172 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 -> 0186804fc9e8cef09b3a1cefd7c260de08abc9c3 [2019-11-24 21:07:02,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:02,742 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:02,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:02,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:02,755 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:02,757 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1211a.c [2019-11-24 21:07:02,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c44201725/fc99038bebb341f8b5a3720b7a874967/FLAGcbc1d8e42 [2019-11-24 21:07:03,967 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:03,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1211a.c [2019-11-24 21:07:03,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c44201725/fc99038bebb341f8b5a3720b7a874967/FLAGcbc1d8e42 [2019-11-24 21:07:04,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c44201725/fc99038bebb341f8b5a3720b7a874967 [2019-11-24 21:07:04,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:04,094 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:04,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:04,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:04,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:04,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:04,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 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 21:07:04,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:04,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:04,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:04,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:04,777 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:04,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:04,997 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:04,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04 WrapperNode [2019-11-24 21:07:04,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:04,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:04,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:05,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:05,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:05,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:05,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:05,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:05,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04" (1/1) ... [2019-11-24 21:07:05,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:05,243 INFO L168 Benchmark]: Toolchain (without parser) took 1145.39 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 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:05,247 INFO L168 Benchmark]: CDTParser took 0.44 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 21:07:05,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 891.54 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 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:05,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.04 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:05,255 INFO L168 Benchmark]: Boogie Preprocessor took 134.38 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 979.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:05,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 891.54 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 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.04 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.38 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 979.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...