./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1250.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_1250.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 01b6390e563edc58f3f7d1f239b082df891f9006 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1250.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 01b6390e563edc58f3f7d1f239b082df891f9006 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:02,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:02,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:02,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:02,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:02,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:02,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:02,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:02,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:02,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:02,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:02,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:02,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:02,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:02,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:02,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:02,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:02,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:02,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:02,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:02,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:02,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:02,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:02,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:02,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:02,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:02,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:02,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:02,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:02,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:02,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:02,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:02,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:02,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:02,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:02,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:02,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:02,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:02,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:02,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:02,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:02,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:02,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:02,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:02,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:02,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:02,595 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:02,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:02,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:02,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:02,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:02,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:02,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:02,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:02,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:02,603 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:02,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:02,604 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:02,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:02,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:02,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:02,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:02,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:02,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:02,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:02,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:02,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:02,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:02,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:02,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:02,611 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 -> 01b6390e563edc58f3f7d1f239b082df891f9006 [2019-11-27 09:47:03,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:03,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:03,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:03,226 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:03,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:03,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-27 09:47:03,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e183df1/cb586ed441734a26b874f28b3ddfdc39/FLAG40975434a [2019-11-27 09:47:04,358 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:04,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-27 09:47:04,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e183df1/cb586ed441734a26b874f28b3ddfdc39/FLAG40975434a [2019-11-27 09:47:04,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e183df1/cb586ed441734a26b874f28b3ddfdc39 [2019-11-27 09:47:04,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:04,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:04,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:04,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:04,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:04,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:04" (1/1) ... [2019-11-27 09:47:04,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5336134e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:04, skipping insertion in model container [2019-11-27 09:47:04,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:04" (1/1) ... [2019-11-27 09:47:04,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:04,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:05,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:05,084 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:05,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:05,297 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:05,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05 WrapperNode [2019-11-27 09:47:05,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:05,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:05,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:05,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:05,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:05,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:05,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:05,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:05,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:05" (1/1) ... [2019-11-27 09:47:05,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:05,467 INFO L168 Benchmark]: Toolchain (without parser) took 900.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 991.2 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:05,468 INFO L168 Benchmark]: CDTParser took 0.34 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 09:47:05,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 996.9 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:05,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.06 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:05,488 INFO L168 Benchmark]: Boogie Preprocessor took 68.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:05,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 731.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 996.9 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 87.06 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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-da95e15 [2019-11-27 09:47:09,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:09,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:09,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:09,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:09,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:09,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:09,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:09,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:09,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:09,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:09,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:09,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:09,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:09,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:09,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:09,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:09,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:09,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:09,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:09,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:09,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:09,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:09,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:09,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:09,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:09,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:09,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:09,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:09,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:09,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:09,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:09,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:09,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:09,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:09,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:09,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:09,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:09,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:09,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:09,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:09,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:09,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:09,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:09,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:09,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:09,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:09,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:09,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:09,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:09,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:09,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:09,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:09,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:09,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:09,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:09,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:09,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:09,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:09,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:09,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:09,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:09,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:09,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:09,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:09,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:09,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:09,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:09,542 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:09,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:09,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:09,545 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:09,546 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 -> 01b6390e563edc58f3f7d1f239b082df891f9006 [2019-11-27 09:47:10,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:10,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:10,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:10,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:10,194 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:10,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-27 09:47:10,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fd3187bd/c9019f06666e488885174abb198a0ad8/FLAG2560d9d26 [2019-11-27 09:47:11,356 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:11,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-27 09:47:11,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fd3187bd/c9019f06666e488885174abb198a0ad8/FLAG2560d9d26 [2019-11-27 09:47:11,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fd3187bd/c9019f06666e488885174abb198a0ad8 [2019-11-27 09:47:11,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:11,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:11,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:11,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:11,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:11,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:11" (1/1) ... [2019-11-27 09:47:11,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:11, skipping insertion in model container [2019-11-27 09:47:11,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:11" (1/1) ... [2019-11-27 09:47:11,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:11,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:12,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:12,246 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:12,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:12,504 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:12,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12 WrapperNode [2019-11-27 09:47:12,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:12,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:12,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:12,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:12,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:12,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:12,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:12,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:12,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:12" (1/1) ... [2019-11-27 09:47:12,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:12,737 INFO L168 Benchmark]: Toolchain (without parser) took 1092.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:12,739 INFO L168 Benchmark]: CDTParser took 3.58 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 09:47:12,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 859.67 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 09:47:12,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:12,744 INFO L168 Benchmark]: Boogie Preprocessor took 116.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:12,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 859.67 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 107.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...