./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1072d.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_1072d.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 e16d2ad47f8069122c38404dcdf9504ef10df900 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1072d.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 e16d2ad47f8069122c38404dcdf9504ef10df900 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:48:02,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:02,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:02,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:02,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:02,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:02,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:02,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:02,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:02,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:02,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:02,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:02,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:02,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:02,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:02,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:02,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:02,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:02,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:02,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:02,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:02,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:02,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:02,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:02,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:02,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:02,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:02,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:02,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:02,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:02,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:02,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:02,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:02,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:02,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:02,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:02,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:02,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:02,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:02,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:02,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:02,512 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:02,550 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:02,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:02,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:02,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:02,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:02,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:02,561 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:02,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:02,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:02,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:02,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:02,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:02,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:02,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:02,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:02,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:02,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:02,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:02,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:02,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:02,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:02,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:02,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:02,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:02,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:02,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:02,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:02,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:02,575 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 -> e16d2ad47f8069122c38404dcdf9504ef10df900 [2019-11-27 09:48:03,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:03,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:03,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:03,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:03,196 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:03,200 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2019-11-27 09:48:03,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60a94367c/d28bc5b38b62458fa2ccefb26fecba88/FLAG997b83142 [2019-11-27 09:48:04,497 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:04,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2019-11-27 09:48:04,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60a94367c/d28bc5b38b62458fa2ccefb26fecba88/FLAG997b83142 [2019-11-27 09:48:04,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60a94367c/d28bc5b38b62458fa2ccefb26fecba88 [2019-11-27 09:48:04,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:04,577 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:04,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:04,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:04,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:04,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04, skipping insertion in model container [2019-11-27 09:48:04,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:04,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:05,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:05,198 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:05,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:05,462 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:05,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05 WrapperNode [2019-11-27 09:48:05,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:05,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:05,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:05,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:05,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:05,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:05,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:05,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:05,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:05,679 INFO L168 Benchmark]: Toolchain (without parser) took 1098.52 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:05,683 INFO L168 Benchmark]: CDTParser took 0.53 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 09:48:05,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.58 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 09:48:05,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.04 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 09:48:05,692 INFO L168 Benchmark]: Boogie Preprocessor took 101.95 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:05,704 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 886.58 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 101.04 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 101.95 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:09,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:09,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:09,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:09,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:09,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:09,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:09,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:09,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:09,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:09,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:09,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:09,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:09,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:09,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:09,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:09,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:09,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:09,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:09,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:09,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:09,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:09,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:09,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:09,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:09,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:09,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:09,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:09,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:09,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:09,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:09,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:09,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:09,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:09,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:09,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:09,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:09,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:09,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:09,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:09,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:09,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:09,884 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:09,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:09,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:09,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:09,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:09,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:09,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:09,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:09,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:09,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:09,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:09,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:09,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:09,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:09,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:09,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:09,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:09,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:09,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:09,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:09,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:09,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:09,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:09,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:09,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:09,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:09,908 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:09,908 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:09,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:09,911 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:09,912 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 -> e16d2ad47f8069122c38404dcdf9504ef10df900 [2019-11-27 09:48:10,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:10,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:10,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:10,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:10,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:10,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2019-11-27 09:48:10,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d51a885/174143693cbf4e0f8a414442fe502409/FLAG1f1f777ea [2019-11-27 09:48:11,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:11,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2019-11-27 09:48:11,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d51a885/174143693cbf4e0f8a414442fe502409/FLAG1f1f777ea [2019-11-27 09:48:11,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d51a885/174143693cbf4e0f8a414442fe502409 [2019-11-27 09:48:11,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:11,900 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:11,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:11,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:11,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:11,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11, skipping insertion in model container [2019-11-27 09:48:11,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:11,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:12,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:12,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:12,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:12,784 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:12,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12 WrapperNode [2019-11-27 09:48:12,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:12,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:12,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:12,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:12,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:12,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:12,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:12,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:12,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:13,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:13,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:13,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:13,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:13,085 INFO L168 Benchmark]: Toolchain (without parser) took 1181.26 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:13,090 INFO L168 Benchmark]: CDTParser took 1.57 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 09:48:13,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 884.28 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 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:13,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.04 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:13,100 INFO L168 Benchmark]: Boogie Preprocessor took 133.49 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:13,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 884.28 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 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.04 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.49 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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...