./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0682a.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/double_req_bl_0682a.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 fcf534df2acf49cd98974d7f01989073db823dea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/double_req_bl_0682a.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 fcf534df2acf49cd98974d7f01989073db823dea ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:46:21,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:21,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:21,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:21,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:21,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:21,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:21,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:21,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:21,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:21,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:21,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:21,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:21,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:21,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:21,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:21,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:21,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:21,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:21,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:21,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:21,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:21,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:21,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:21,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:21,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:21,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:21,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:21,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:21,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:21,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:21,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:21,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:21,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:21,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:21,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:21,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:21,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:21,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:21,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:21,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:21,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:21,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:21,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:21,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:21,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:21,532 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:21,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:21,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:21,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:21,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:21,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:21,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:21,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:21,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:21,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:21,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:21,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:21,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:21,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:21,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:21,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:21,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:21,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:21,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:21,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:21,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:21,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:21,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:21,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:21,549 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 -> fcf534df2acf49cd98974d7f01989073db823dea [2019-11-27 09:46:22,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:22,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:22,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:22,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:22,227 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:22,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0682a.c [2019-11-27 09:46:22,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647f7a659/dbac2409873d4c6a8b668bbe0f7d8df0/FLAGc763b1437 [2019-11-27 09:46:23,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:23,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0682a.c [2019-11-27 09:46:23,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647f7a659/dbac2409873d4c6a8b668bbe0f7d8df0/FLAGc763b1437 [2019-11-27 09:46:23,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/647f7a659/dbac2409873d4c6a8b668bbe0f7d8df0 [2019-11-27 09:46:23,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:23,501 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:23,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:23,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:23,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:23,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:23,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3399d43e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:23, skipping insertion in model container [2019-11-27 09:46:23,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:23" (1/1) ... [2019-11-27 09:46:23,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:23,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:24,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:24,368 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:24,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:24,592 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:24,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24 WrapperNode [2019-11-27 09:46:24,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:24,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:24,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:24,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:24,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:24,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:24,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:24,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:24,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:24,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:24,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:24,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:24,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:24,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:24,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:25,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:25,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:24" (1/1) ... [2019-11-27 09:46:25,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:25,051 INFO L168 Benchmark]: Toolchain (without parser) took 1547.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.1 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:25,057 INFO L168 Benchmark]: CDTParser took 1.92 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 09:46:25,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1088.35 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:25,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.74 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:25,065 INFO L168 Benchmark]: Boogie Preprocessor took 219.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:25,074 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 1088.35 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.74 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 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 09:46:29,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:29,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:29,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:29,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:29,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:29,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:29,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:29,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:29,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:29,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:29,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:29,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:29,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:29,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:29,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:29,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:29,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:29,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:29,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:29,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:29,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:29,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:29,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:29,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:29,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:29,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:29,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:29,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:29,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:29,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:29,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:29,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:29,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:29,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:29,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:29,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:29,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:29,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:29,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:29,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:29,232 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:29,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:29,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:29,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:29,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:29,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:29,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:29,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:29,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:29,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:29,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:29,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:29,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:29,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:29,288 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:29,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:29,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:29,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:29,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:29,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:29,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:29,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:29,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:29,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:29,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:29,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:29,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:29,294 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:29,295 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:29,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:29,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:29,300 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 -> fcf534df2acf49cd98974d7f01989073db823dea [2019-11-27 09:46:29,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:29,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:29,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:29,887 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:29,888 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:29,890 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0682a.c [2019-11-27 09:46:30,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d9b248a/2b31c8637f8f4ab78789630550477ce2/FLAG501b7a305 [2019-11-27 09:46:31,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:31,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0682a.c [2019-11-27 09:46:31,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d9b248a/2b31c8637f8f4ab78789630550477ce2/FLAG501b7a305 [2019-11-27 09:46:31,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d9b248a/2b31c8637f8f4ab78789630550477ce2 [2019-11-27 09:46:31,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:31,245 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:31,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:31,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:31,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:31,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31, skipping insertion in model container [2019-11-27 09:46:31,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:31,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:32,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:32,077 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:32,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:32,360 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:32,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32 WrapperNode [2019-11-27 09:46:32,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:32,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:32,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:32,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:32,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:32,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:32,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:32,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:32,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:32,872 INFO L168 Benchmark]: Toolchain (without parser) took 1624.17 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:32,878 INFO L168 Benchmark]: CDTParser took 0.35 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 09:46:32,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1125.10 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:32,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.86 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 09:46:32,885 INFO L168 Benchmark]: Boogie Preprocessor took 249.75 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:32,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1125.10 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.86 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. * Boogie Preprocessor took 249.75 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...