./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0874.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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_0874.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 e64a1b0e015bbc59f42b864f5d08a44bf87ebc4d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0874.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 e64a1b0e015bbc59f42b864f5d08a44bf87ebc4d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:19:24,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:19:24,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:19:24,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:19:24,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:19:24,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:19:24,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:19:24,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:19:24,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:19:24,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:19:24,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:19:24,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:19:24,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:19:24,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:19:24,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:19:24,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:19:24,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:19:24,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:19:24,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:19:24,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:19:24,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:19:24,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:19:24,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:19:24,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:19:24,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:19:24,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:19:24,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:19:24,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:19:24,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:19:24,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:19:24,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:19:24,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:19:24,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:19:24,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:19:24,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:19:24,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:19:24,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:19:24,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:19:24,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:19:24,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:19:24,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:19:24,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:19:24,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:19:24,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:19:24,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:19:24,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:19:24,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:19:24,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:19:24,541 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:19:24,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:19:24,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:19:24,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:19:24,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:19:24,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:19:24,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:19:24,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:19:24,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:19:24,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:19:24,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:19:24,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:19:24,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:19:24,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:19:24,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:19:24,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:19:24,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:19:24,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:19:24,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:19:24,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:19:24,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:19:24,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:19:24,550 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 -> e64a1b0e015bbc59f42b864f5d08a44bf87ebc4d [2019-11-16 21:19:24,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:19:25,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:19:25,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:19:25,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:19:25,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:19:25,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0874.c [2019-11-16 21:19:25,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3ba6b14/2a0ea5b90b234d6cb603eef9ca1f9759/FLAG02317111a [2019-11-16 21:19:25,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:19:25,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0874.c [2019-11-16 21:19:25,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3ba6b14/2a0ea5b90b234d6cb603eef9ca1f9759/FLAG02317111a [2019-11-16 21:19:26,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3ba6b14/2a0ea5b90b234d6cb603eef9ca1f9759 [2019-11-16 21:19:26,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:19:26,174 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:19:26,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:26,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:19:26,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:19:26,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:26" (1/1) ... [2019-11-16 21:19:26,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1ff188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:26, skipping insertion in model container [2019-11-16 21:19:26,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:26" (1/1) ... [2019-11-16 21:19:26,211 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:19:26,285 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:19:26,774 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1636) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:318) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1832) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1455) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:906) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:906) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-16 21:19:26,797 INFO L168 Benchmark]: Toolchain (without parser) took 621.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:26,802 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-16 21:19:26,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:26,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 609.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:19:29,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:19:29,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:19:29,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:19:29,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:19:29,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:19:29,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:19:29,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:19:29,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:19:29,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:19:29,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:19:29,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:19:29,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:19:29,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:19:29,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:19:29,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:19:29,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:19:29,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:19:29,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:19:29,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:19:29,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:19:29,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:19:29,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:19:29,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:19:29,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:19:29,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:19:29,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:19:29,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:19:29,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:19:29,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:19:29,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:19:29,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:19:29,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:19:29,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:19:29,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:19:29,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:19:29,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:19:29,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:19:29,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:19:29,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:19:29,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:19:29,643 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 21:19:29,673 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:19:29,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:19:29,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:19:29,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:19:29,678 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:19:29,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:19:29,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:19:29,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:19:29,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:19:29,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:19:29,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:19:29,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:19:29,683 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 21:19:29,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 21:19:29,684 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:19:29,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:19:29,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:19:29,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:19:29,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:19:29,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:19:29,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:19:29,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:19:29,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:19:29,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:19:29,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:19:29,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:19:29,688 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 21:19:29,691 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 21:19:29,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:19:29,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:19:29,692 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 -> e64a1b0e015bbc59f42b864f5d08a44bf87ebc4d [2019-11-16 21:19:30,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:19:30,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:19:30,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:19:30,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:19:30,157 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:19:30,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0874.c [2019-11-16 21:19:30,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d6cd330/e9db93747a254e459e2f009c1a80c80d/FLAGdc2804433 [2019-11-16 21:19:31,066 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:19:31,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0874.c [2019-11-16 21:19:31,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d6cd330/e9db93747a254e459e2f009c1a80c80d/FLAGdc2804433 [2019-11-16 21:19:31,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d6cd330/e9db93747a254e459e2f009c1a80c80d [2019-11-16 21:19:31,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:19:31,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:19:31,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:31,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:19:31,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:19:31,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:31" (1/1) ... [2019-11-16 21:19:31,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297eeefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:31, skipping insertion in model container [2019-11-16 21:19:31,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:31" (1/1) ... [2019-11-16 21:19:31,323 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:19:31,396 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:19:32,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:32,103 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:19:32,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:32,420 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:19:32,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32 WrapperNode [2019-11-16 21:19:32,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:32,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:32,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:19:32,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:19:32,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:32,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:19:32,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:19:32,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:19:32,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:32" (1/1) ... [2019-11-16 21:19:32,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:19:32,801 INFO L168 Benchmark]: Toolchain (without parser) took 1511.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.2 MB in the end (delta: -949.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:32,805 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-16 21:19:32,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1136.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.7 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:32,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.66 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:32,815 INFO L168 Benchmark]: Boogie Preprocessor took 213.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:32,820 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1136.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.7 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.66 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 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...