./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0730b.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_0730b.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 9c71a459772bdb184fdc6408fbdfc05dbcf613bc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0730b.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 9c71a459772bdb184fdc6408fbdfc05dbcf613bc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:47:34,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:34,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:34,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:34,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:34,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:34,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:34,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:34,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:34,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:34,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:34,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:34,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:34,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:34,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:34,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:34,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:34,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:34,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:34,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:34,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:34,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:34,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:34,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:34,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:34,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:34,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:34,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:34,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:34,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:34,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:34,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:34,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:34,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:34,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:34,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:34,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:34,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:34,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:34,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:34,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:34,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:34,692 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:34,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:34,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:34,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:34,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:34,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:34,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:34,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:34,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:34,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:34,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:34,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:34,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:34,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:34,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:34,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:34,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:34,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:34,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:34,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:34,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:34,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:34,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:34,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:34,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:34,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:34,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:34,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:34,714 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 -> 9c71a459772bdb184fdc6408fbdfc05dbcf613bc [2019-11-27 09:47:35,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:35,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:35,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:35,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:35,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:35,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730b.c [2019-11-27 09:47:35,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb41a5e82/f2da970609164d629890134968725146/FLAG513a98c30 [2019-11-27 09:47:36,517 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:36,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730b.c [2019-11-27 09:47:36,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb41a5e82/f2da970609164d629890134968725146/FLAG513a98c30 [2019-11-27 09:47:36,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb41a5e82/f2da970609164d629890134968725146 [2019-11-27 09:47:36,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:36,588 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:36,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:36,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:36,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:36,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:36" (1/1) ... [2019-11-27 09:47:36,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:36, skipping insertion in model container [2019-11-27 09:47:36,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:36" (1/1) ... [2019-11-27 09:47:36,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:36,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:37,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:37,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:37,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:37,474 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:37,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37 WrapperNode [2019-11-27 09:47:37,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:37,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:37,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:37,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:37,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:37,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:37,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:37,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:37,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:37" (1/1) ... [2019-11-27 09:47:37,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:37,695 INFO L168 Benchmark]: Toolchain (without parser) took 1100.56 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:37,698 INFO L168 Benchmark]: CDTParser took 0.32 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 09:47:37,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 882.86 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:37,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:37,705 INFO L168 Benchmark]: Boogie Preprocessor took 93.78 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:37,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 882.86 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.78 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:41,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:41,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:41,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:41,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:41,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:41,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:41,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:41,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:41,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:41,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:41,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:41,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:41,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:41,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:41,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:41,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:41,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:41,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:41,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:41,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:41,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:41,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:41,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:41,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:41,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:41,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:41,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:41,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:41,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:41,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:41,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:41,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:41,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:41,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:41,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:41,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:41,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:41,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:41,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:41,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:41,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:41,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:41,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:41,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:41,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:41,732 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:41,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:41,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:41,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:41,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:41,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:41,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:41,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:41,739 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:41,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:41,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:41,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:41,741 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:41,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:41,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:41,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:41,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:41,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:41,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:41,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:41,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:41,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:41,745 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:41,747 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:41,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:41,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:41,749 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 -> 9c71a459772bdb184fdc6408fbdfc05dbcf613bc [2019-11-27 09:47:42,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:42,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:42,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:42,341 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:42,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:42,347 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730b.c [2019-11-27 09:47:42,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/861555146/01ed7ac6bb2b4621b698e500de8a710e/FLAGed306015f [2019-11-27 09:47:43,572 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:43,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730b.c [2019-11-27 09:47:43,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/861555146/01ed7ac6bb2b4621b698e500de8a710e/FLAGed306015f [2019-11-27 09:47:43,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/861555146/01ed7ac6bb2b4621b698e500de8a710e [2019-11-27 09:47:43,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:43,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:43,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:43,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:43,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:43,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:43" (1/1) ... [2019-11-27 09:47:43,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:43, skipping insertion in model container [2019-11-27 09:47:43,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:43" (1/1) ... [2019-11-27 09:47:43,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:43,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:44,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:44,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:44,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:44,535 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:44,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44 WrapperNode [2019-11-27 09:47:44,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:44,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:44,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:44,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:44,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:44,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:44,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:44,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:44,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:44,830 INFO L168 Benchmark]: Toolchain (without parser) took 1183.74 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 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:44,832 INFO L168 Benchmark]: CDTParser took 0.29 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 09:47:44,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 884.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:44,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.71 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:44,846 INFO L168 Benchmark]: Boogie Preprocessor took 138.53 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:44,855 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 884.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.71 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.53 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...