./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1271a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1271a.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 3c3794d6019e92717a5ca8c9c9457e833b63e739 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1271a.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 3c3794d6019e92717a5ca8c9c9457e833b63e739 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:16,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:16,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:16,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:16,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:16,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:16,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:16,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:16,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:16,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:16,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:16,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:16,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:16,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:16,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:16,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:16,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:16,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:16,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:16,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:16,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:16,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:16,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:16,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:16,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:16,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:16,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:16,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:16,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:16,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:16,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:16,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:16,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:16,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:16,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:16,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:16,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:16,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:16,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:16,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:16,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:16,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:16,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:16,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:16,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:16,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:16,661 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:16,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:16,662 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:16,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:16,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:16,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:16,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:16,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:16,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:16,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:16,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:16,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:16,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:16,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:16,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:16,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:16,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:16,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:16,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:16,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:16,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:16,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:16,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:16,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:16,679 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 -> 3c3794d6019e92717a5ca8c9c9457e833b63e739 [2019-11-27 09:48:17,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:17,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:17,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:17,304 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:17,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:17,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-27 09:48:17,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7341ca58/cb8535846e064c9abf8c17b1ed2431cd/FLAG58211ecf8 [2019-11-27 09:48:18,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:18,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-27 09:48:18,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7341ca58/cb8535846e064c9abf8c17b1ed2431cd/FLAG58211ecf8 [2019-11-27 09:48:18,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7341ca58/cb8535846e064c9abf8c17b1ed2431cd [2019-11-27 09:48:18,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:18,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:18,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:18,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:18,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:18,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:18,721 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 27.11 09:48:18, skipping insertion in model container [2019-11-27 09:48:18,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:18" (1/1) ... [2019-11-27 09:48:18,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:18,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:19,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:19,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:19,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:19,773 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:19,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19 WrapperNode [2019-11-27 09:48:19,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:19,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:19,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:19,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:19,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:19,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:19,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:19,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:19,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:19,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:19,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:19,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:19,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:19,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:20,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:20,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:20,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:19" (1/1) ... [2019-11-27 09:48:20,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:20,098 INFO L168 Benchmark]: Toolchain (without parser) took 1398.92 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:20,113 INFO L168 Benchmark]: CDTParser took 2.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:20,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1080.63 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:20,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.02 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:20,124 INFO L168 Benchmark]: Boogie Preprocessor took 141.27 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:20,140 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 1080.63 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.02 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.27 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:24,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:24,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:24,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:24,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:24,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:24,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:24,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:24,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:24,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:24,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:24,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:24,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:24,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:24,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:24,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:24,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:24,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:24,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:24,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:24,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:24,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:24,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:24,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:24,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:24,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:24,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:24,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:24,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:24,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:24,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:24,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:24,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:24,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:24,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:24,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:24,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:24,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:24,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:24,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:24,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:24,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:24,364 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:24,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:24,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:24,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:24,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:24,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:24,373 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:24,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:24,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:24,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:24,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:24,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:24,377 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:24,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:24,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:24,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:24,381 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:24,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:24,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:24,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:24,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:24,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:24,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:24,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:24,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:24,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:24,386 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:24,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:24,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:24,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:24,390 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 -> 3c3794d6019e92717a5ca8c9c9457e833b63e739 [2019-11-27 09:48:25,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:25,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:25,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:25,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:25,055 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:25,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-27 09:48:25,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a4d41b8/88b94d7c9fa8420590a73b14d9f88399/FLAG63b38c798 [2019-11-27 09:48:26,293 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:26,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-27 09:48:26,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a4d41b8/88b94d7c9fa8420590a73b14d9f88399/FLAG63b38c798 [2019-11-27 09:48:26,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a4d41b8/88b94d7c9fa8420590a73b14d9f88399 [2019-11-27 09:48:26,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:26,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:26,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:26,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:26,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:26,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@841c07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:26, skipping insertion in model container [2019-11-27 09:48:26,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:26" (1/1) ... [2019-11-27 09:48:26,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:26,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:27,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:27,329 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:27,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:27,599 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:27,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27 WrapperNode [2019-11-27 09:48:27,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:27,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:27,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:27,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:27,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:27,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:27,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:27,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:27,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:27" (1/1) ... [2019-11-27 09:48:27,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:27,958 INFO L168 Benchmark]: Toolchain (without parser) took 1548.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 978.5 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:27,963 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:27,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1185.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 989.9 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:27,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.29 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. [2019-11-27 09:48:27,978 INFO L168 Benchmark]: Boogie Preprocessor took 176.38 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:27,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1185.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 989.9 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.29 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 176.38 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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...