./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1032d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_1032d.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 55e25fd47a6133e138b684ec17fad2c015ceccf7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1032d.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 55e25fd47a6133e138b684ec17fad2c015ceccf7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:09:45,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:45,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:45,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:45,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:45,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:45,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:45,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:45,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:45,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:45,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:45,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:45,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:45,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:45,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:45,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:45,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:45,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:45,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:45,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:45,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:45,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:45,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:45,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:45,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:45,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:45,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:45,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:45,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:45,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:45,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:45,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:45,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:45,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:45,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:45,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:45,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:45,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:45,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:45,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:45,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:45,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:45,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:45,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:45,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:45,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:45,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:45,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:45,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:45,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:45,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:45,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:45,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:45,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:45,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:45,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:45,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:45,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:45,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:45,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:45,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:45,574 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:45,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:45,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:45,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:45,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:45,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:45,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:45,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:45,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:45,579 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 -> 55e25fd47a6133e138b684ec17fad2c015ceccf7 [2019-11-27 16:09:46,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:46,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:46,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:46,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:46,045 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:46,046 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032d.c [2019-11-27 16:09:46,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64dfb14d7/c7f8aca0041040e08fe6e61769958412/FLAG05f38d1a2 [2019-11-27 16:09:46,892 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:46,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032d.c [2019-11-27 16:09:46,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64dfb14d7/c7f8aca0041040e08fe6e61769958412/FLAG05f38d1a2 [2019-11-27 16:09:47,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64dfb14d7/c7f8aca0041040e08fe6e61769958412 [2019-11-27 16:09:47,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:47,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:47,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:47,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:47,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:47,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160ddc69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47, skipping insertion in model container [2019-11-27 16:09:47,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:47,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:47,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:47,556 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:47,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:47,698 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:47,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47 WrapperNode [2019-11-27 16:09:47,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:47,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:47,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:47,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:47,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:47,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:47,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:47,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:47,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:47" (1/1) ... [2019-11-27 16:09:47,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:47,862 INFO L168 Benchmark]: Toolchain (without parser) took 670.79 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 990.0 MB in the end (delta: -28.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:47,871 INFO L168 Benchmark]: CDTParser took 0.85 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 16:09:47,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.02 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:47,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:47,876 INFO L168 Benchmark]: Boogie Preprocessor took 58.87 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 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. [2019-11-27 16:09:47,886 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 510.02 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.87 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:09:50,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:50,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:50,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:50,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:50,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:50,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:50,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:50,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:50,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:50,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:50,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:50,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:50,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:50,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:50,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:50,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:50,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:50,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:50,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:50,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:50,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:50,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:50,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:50,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:50,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:50,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:50,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:50,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:50,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:50,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:50,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:50,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:50,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:50,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:50,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:50,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:50,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:50,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:50,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:50,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:50,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:50,862 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:50,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:50,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:50,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:50,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:50,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:50,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:50,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:50,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:50,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:50,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:50,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:50,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:50,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:50,872 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:50,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:50,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:50,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:50,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:50,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:50,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:50,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:50,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:50,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:50,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:50,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:50,878 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:50,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:50,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:50,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:50,881 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 -> 55e25fd47a6133e138b684ec17fad2c015ceccf7 [2019-11-27 16:09:51,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:51,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:51,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:51,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:51,357 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:51,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032d.c [2019-11-27 16:09:51,466 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a19fbd19/08ddb71544ef442abdb55743c790ec2e/FLAG2efe9c81a [2019-11-27 16:09:52,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:52,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032d.c [2019-11-27 16:09:52,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a19fbd19/08ddb71544ef442abdb55743c790ec2e/FLAG2efe9c81a [2019-11-27 16:09:52,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a19fbd19/08ddb71544ef442abdb55743c790ec2e [2019-11-27 16:09:52,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:52,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:52,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:52,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:52,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:52,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:52" (1/1) ... [2019-11-27 16:09:52,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8f298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:52, skipping insertion in model container [2019-11-27 16:09:52,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:52" (1/1) ... [2019-11-27 16:09:52,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:52,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:52,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:52,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:53,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:53,063 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:53,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53 WrapperNode [2019-11-27 16:09:53,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:53,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:53,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:53,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:53,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:53,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:53,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:53,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:53,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:53" (1/1) ... [2019-11-27 16:09:53,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:53,214 INFO L168 Benchmark]: Toolchain (without parser) took 687.99 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:53,215 INFO L168 Benchmark]: CDTParser took 0.23 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 16:09:53,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:53,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:53,221 INFO L168 Benchmark]: Boogie Preprocessor took 67.89 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:53,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 534.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 77.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.89 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...