./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/nan.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/floats-esbmc-regression/nan.i -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 567b7fa1f847760293934d0162ff45c1e81b7a4f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/floats-esbmc-regression/nan.i -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 567b7fa1f847760293934d0162ff45c1e81b7a4f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:04:35,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:35,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:35,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:35,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:35,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:35,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:35,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:35,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:35,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:35,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:35,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:35,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:35,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:35,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:35,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:35,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:35,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:35,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:35,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:35,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:35,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:35,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:35,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:35,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:35,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:35,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:35,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:35,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:35,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:35,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:35,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:35,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:35,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:35,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:35,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:35,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:35,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:35,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:35,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:35,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:35,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:04:35,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:35,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:35,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:35,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:35,621 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:35,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:35,622 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:35,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:04:35,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:35,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:35,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:35,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:35,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:35,629 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:35,629 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:35,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:35,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:35,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:35,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:35,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:35,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:35,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:35,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:35,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:35,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:35,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:35,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:04:35,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:04:35,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:35,642 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 -> 567b7fa1f847760293934d0162ff45c1e81b7a4f [2019-11-24 21:04:36,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:36,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:36,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:36,320 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:36,325 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:36,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-24 21:04:36,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc51c1e9/e57b9ab3ae91447b8fa62ceec9bf8cb6/FLAGf77d96646 [2019-11-24 21:04:37,777 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:37,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-24 21:04:37,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc51c1e9/e57b9ab3ae91447b8fa62ceec9bf8cb6/FLAGf77d96646 [2019-11-24 21:04:37,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc51c1e9/e57b9ab3ae91447b8fa62ceec9bf8cb6 [2019-11-24 21:04:37,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:37,876 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:37,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:37,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:37,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:37,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:37" (1/1) ... [2019-11-24 21:04:37,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@328fd84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:37, skipping insertion in model container [2019-11-24 21:04:37,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:37" (1/1) ... [2019-11-24 21:04:37,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:38,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:39,212 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:1634) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$38(StandardFunctionHandler.java:314) 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:1366) 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.visit(CHandler.java:1305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2886) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2745) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2037) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1010) 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:1388) 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:3465) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2280) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:573) 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:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) 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) [2019-11-24 21:04:39,250 INFO L168 Benchmark]: Toolchain (without parser) took 1370.93 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 990.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:39,251 INFO L168 Benchmark]: CDTParser took 2.88 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. [2019-11-24 21:04:39,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1360.93 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 990.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:39,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.88 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 1360.93 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 990.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 27.3 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 0.1.24-32f2683 [2019-11-24 21:04:43,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:43,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:43,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:43,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:43,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:43,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:43,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:43,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:43,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:43,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:43,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:43,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:43,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:43,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:43,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:43,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:43,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:43,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:43,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:43,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:43,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:43,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:43,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:43,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:43,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:43,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:43,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:43,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:43,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:43,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:43,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:43,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:43,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:43,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:43,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:43,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:43,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:43,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:43,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:43,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:43,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:04:43,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:43,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:43,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:43,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:43,411 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:43,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:43,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:43,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:43,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:43,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:43,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:43,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:43,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:43,419 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:04:43,420 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:04:43,420 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:43,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:43,420 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:43,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:43,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:43,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:43,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:43,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:43,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:43,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:43,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:43,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:43,428 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:04:43,428 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:04:43,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:43,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:04:43,431 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 -> 567b7fa1f847760293934d0162ff45c1e81b7a4f [2019-11-24 21:04:44,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:44,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:44,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:44,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:44,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:44,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-24 21:04:44,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9f2b8034/d5190ac257da416f9010c0f97a7c82e6/FLAGd3da13c4b [2019-11-24 21:04:45,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:45,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nan.i [2019-11-24 21:04:45,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9f2b8034/d5190ac257da416f9010c0f97a7c82e6/FLAGd3da13c4b [2019-11-24 21:04:45,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9f2b8034/d5190ac257da416f9010c0f97a7c82e6 [2019-11-24 21:04:45,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:45,584 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:45,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:45,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:45,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:45,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:45" (1/1) ... [2019-11-24 21:04:45,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f499b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:45, skipping insertion in model container [2019-11-24 21:04:45,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:45" (1/1) ... [2019-11-24 21:04:45,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:45,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:46,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:46,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:47,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:47,729 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:47,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47 WrapperNode [2019-11-24 21:04:47,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:47,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:47,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:47,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:47,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:47,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:47,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:47,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:47,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:47,983 INFO L168 Benchmark]: Toolchain (without parser) took 2381.77 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 881.3 MB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:47,984 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 21:04:47,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2145.03 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 887.1 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:47,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.74 ms. Allocated memory is still 1.0 GB. Free memory is still 887.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:47,991 INFO L168 Benchmark]: Boogie Preprocessor took 65.37 ms. Allocated memory is still 1.0 GB. Free memory was 887.1 MB in the beginning and 881.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:48,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2145.03 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 887.1 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.74 ms. Allocated memory is still 1.0 GB. Free memory is still 887.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.37 ms. Allocated memory is still 1.0 GB. Free memory was 887.1 MB in the beginning and 881.3 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...