./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 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_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 0.1.24-32f2683 [2019-11-24 21:07:01,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:01,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:01,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:01,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:01,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:01,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:01,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:01,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:01,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:01,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:01,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:01,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:01,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:01,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:01,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:01,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:01,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:01,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:01,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:01,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:01,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:01,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:01,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:01,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:01,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:01,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:01,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:01,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:01,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:01,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:01,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:01,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:01,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:01,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:01,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:01,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:01,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:01,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:01,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:01,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:01,451 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:01,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:01,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:01,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:01,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:01,500 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:01,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:01,500 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:01,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:01,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:01,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:01,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:01,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:01,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:01,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:01,506 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:01,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:01,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:01,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:01,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:01,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:01,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:01,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:01,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:01,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:01,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:01,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:01,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:01,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:01,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:01,514 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 [2019-11-24 21:07:02,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:02,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:02,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:02,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:02,152 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:02,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-24 21:07:02,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7034f3707/71f7fa915ab847dfa30279880538aba4/FLAG73e0fc9de [2019-11-24 21:07:03,390 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:03,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-24 21:07:03,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7034f3707/71f7fa915ab847dfa30279880538aba4/FLAG73e0fc9de [2019-11-24 21:07:03,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7034f3707/71f7fa915ab847dfa30279880538aba4 [2019-11-24 21:07:03,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:03,523 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:03,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:03,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:03,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:03,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cab9646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03, skipping insertion in model container [2019-11-24 21:07:03,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:03,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:04,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:04,311 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:04,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:04,519 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:04,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:04 WrapperNode [2019-11-24 21:07:04,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:04,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:04,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:04,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:04,547 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 21:07:04,600 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 21:07:04,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:04,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:04,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:04,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:04,721 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 21:07:04,722 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 21:07:04,745 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 21:07:04,745 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 21:07:04,793 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 21:07:04,837 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 21:07:04,844 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 21:07:04,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:04,877 INFO L168 Benchmark]: Toolchain (without parser) took 1337.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 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. [2019-11-24 21:07:04,878 INFO L168 Benchmark]: CDTParser took 2.10 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. [2019-11-24 21:07:04,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 988.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:04,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:04,887 INFO L168 Benchmark]: Boogie Preprocessor took 147.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:04,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 988.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:08,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:08,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:08,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:08,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:08,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:08,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:08,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:08,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:08,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:08,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:08,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:08,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:08,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:08,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:08,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:08,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:08,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:08,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:08,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:08,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:08,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:08,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:08,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:08,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:08,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:08,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:08,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:08,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:08,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:08,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:08,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:08,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:08,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:08,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:08,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:08,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:08,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:08,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:08,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:08,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:08,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:08,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:08,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:08,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:08,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:08,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:08,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:08,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:08,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:08,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:08,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:08,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:08,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:08,949 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:08,951 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:08,951 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:08,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:08,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:08,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:08,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:08,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:08,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:08,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:08,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:08,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:08,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:08,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:08,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:08,960 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:08,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:08,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:08,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:08,962 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 [2019-11-24 21:07:09,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:09,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:09,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:09,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:09,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:09,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-24 21:07:09,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe7e1673/6aec4695dae44f66a7494e5a9fd3cb73/FLAG20e15fafe [2019-11-24 21:07:10,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:10,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1271a.c [2019-11-24 21:07:10,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe7e1673/6aec4695dae44f66a7494e5a9fd3cb73/FLAG20e15fafe [2019-11-24 21:07:10,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffe7e1673/6aec4695dae44f66a7494e5a9fd3cb73 [2019-11-24 21:07:10,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:10,972 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:10,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:10,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:10,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:10,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:10" (1/1) ... [2019-11-24 21:07:10,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:10, skipping insertion in model container [2019-11-24 21:07:10,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:10" (1/1) ... [2019-11-24 21:07:11,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:11,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:11,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:11,882 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:12,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:12,134 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:12,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12 WrapperNode [2019-11-24 21:07:12,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:12,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:12,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:12,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:12,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:12,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:12,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:12,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:12,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:12,483 INFO L168 Benchmark]: Toolchain (without parser) took 1510.29 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 979.8 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:12,485 INFO L168 Benchmark]: CDTParser took 0.54 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 21:07:12,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1163.87 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. [2019-11-24 21:07:12,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.52 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:12,497 INFO L168 Benchmark]: Boogie Preprocessor took 191.13 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:12,514 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1163.87 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 149.52 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.13 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...