./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0460.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0460.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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0460.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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:47:12,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:12,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:12,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:12,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:12,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:12,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:12,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:12,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:12,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:12,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:12,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:12,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:12,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:12,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:12,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:12,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:12,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:12,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:12,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:12,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:12,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:12,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:12,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:12,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:12,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:12,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:12,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:12,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:12,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:12,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:12,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:12,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:12,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:12,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:12,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:12,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:12,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:12,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:12,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:12,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:12,433 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:12,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:12,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:12,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:12,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:12,480 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:12,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:12,483 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:12,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:12,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:12,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:12,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:12,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:12,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:12,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:12,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:12,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:12,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:12,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:12,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:12,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:12,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:12,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:12,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:12,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:12,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:12,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:12,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:12,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:12,497 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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2019-11-27 09:47:13,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:13,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:13,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:13,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:13,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:13,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-27 09:47:13,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd639fc8/25149e9020f7470bbbc324f544c83293/FLAGefc0e0d7e [2019-11-27 09:47:14,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:14,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-27 09:47:14,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd639fc8/25149e9020f7470bbbc324f544c83293/FLAGefc0e0d7e [2019-11-27 09:47:14,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd639fc8/25149e9020f7470bbbc324f544c83293 [2019-11-27 09:47:14,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:14,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:14,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:14,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:14,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:14,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:14" (1/1) ... [2019-11-27 09:47:14,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:14, skipping insertion in model container [2019-11-27 09:47:14,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:14" (1/1) ... [2019-11-27 09:47:14,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:14,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:15,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:15,143 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:15,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:15,409 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:15,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15 WrapperNode [2019-11-27 09:47:15,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:15,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:15,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:15,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:15,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:15,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:15,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:15,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:15,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:15" (1/1) ... [2019-11-27 09:47:15,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:15,727 INFO L168 Benchmark]: Toolchain (without parser) took 1239.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.0 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:15,728 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:15,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 932.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:15,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.28 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 984.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:15,740 INFO L168 Benchmark]: Boogie Preprocessor took 124.66 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:15,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 932.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.28 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 984.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.66 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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 09:47:19,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:19,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:19,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:19,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:19,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:19,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:19,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:19,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:19,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:19,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:19,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:19,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:19,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:19,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:19,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:19,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:19,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:19,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:19,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:19,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:19,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:19,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:19,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:19,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:19,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:19,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:19,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:19,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:19,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:19,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:19,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:19,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:19,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:19,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:19,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:19,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:19,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:19,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:19,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:19,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:19,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:19,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:19,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:19,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:19,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:19,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:19,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:19,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:19,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:19,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:19,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:19,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:19,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:19,694 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:19,695 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:19,695 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:19,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:19,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:19,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:19,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:19,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:19,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:19,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:19,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:19,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:19,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:19,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:19,701 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:19,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:19,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:19,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:19,706 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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2019-11-27 09:47:20,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:20,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:20,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:20,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:20,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:20,335 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-27 09:47:20,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cf0fc27/98631a9c9c5348fbba37b12499dfec39/FLAGfea703501 [2019-11-27 09:47:21,557 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:21,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0460.c [2019-11-27 09:47:21,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cf0fc27/98631a9c9c5348fbba37b12499dfec39/FLAGfea703501 [2019-11-27 09:47:21,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34cf0fc27/98631a9c9c5348fbba37b12499dfec39 [2019-11-27 09:47:21,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:21,632 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:21,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:21,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:21,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:21,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:21" (1/1) ... [2019-11-27 09:47:21,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:21, skipping insertion in model container [2019-11-27 09:47:21,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:21" (1/1) ... [2019-11-27 09:47:21,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:21,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:22,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:22,504 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:22,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:22,714 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:22,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22 WrapperNode [2019-11-27 09:47:22,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:22,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:22,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:22,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:22,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:22,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:22,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:22,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:22,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:22,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:22" (1/1) ... [2019-11-27 09:47:23,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:23,021 INFO L168 Benchmark]: Toolchain (without parser) took 1384.88 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 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:23,024 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:23,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1081.46 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:23,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.56 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:23,034 INFO L168 Benchmark]: Boogie Preprocessor took 147.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:23,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1081.46 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.56 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 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...