./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/nearbyint2.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7cbd74f8528bfc686874cac8610bbfa51e79e00 ....................................................................................................................................................... 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 -Xmx15G -Xms4m -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/nearbyint2.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b7cbd74f8528bfc686874cac8610bbfa51e79e00 ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 00:25:46,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:25:46,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:25:46,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:25:46,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:25:46,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:25:46,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:25:46,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:25:46,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:25:46,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:25:46,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:25:46,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:25:46,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:25:46,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:25:46,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:25:46,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:25:46,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:25:46,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:25:46,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:25:46,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:25:46,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:25:46,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:25:46,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:25:46,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:25:46,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:25:46,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:25:46,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:25:46,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:25:46,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:25:46,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:25:46,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:25:46,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:25:46,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:25:46,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:25:46,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:25:46,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:25:46,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:25:46,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:25:46,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:25:46,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:25:46,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:25:46,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 00:25:46,531 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:25:46,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:25:46,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:25:46,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:25:46,533 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:25:46,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:25:46,534 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:25:46,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 00:25:46,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:25:46,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:25:46,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:25:46,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:25:46,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:25:46,536 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:25:46,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:25:46,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:25:46,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:25:46,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:25:46,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:25:46,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:25:46,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:25:46,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:25:46,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:25:46,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:25:46,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:25:46,539 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 00:25:46,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 00:25:46,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:25:46,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:25:46,540 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(reach_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 -> b7cbd74f8528bfc686874cac8610bbfa51e79e00 [2020-10-20 00:25:46,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:25:46,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:25:46,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:25:46,783 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:25:46,786 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:25:46,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-20 00:25:46,868 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b103e04b/18ea8a25d3a048cf9c53be5e87a22e09/FLAGf731b8b45 [2020-10-20 00:25:47,423 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:25:47,424 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-20 00:25:47,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b103e04b/18ea8a25d3a048cf9c53be5e87a22e09/FLAGf731b8b45 [2020-10-20 00:25:47,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b103e04b/18ea8a25d3a048cf9c53be5e87a22e09 [2020-10-20 00:25:47,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:25:47,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:25:47,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:25:47,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:25:47,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:25:47,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:47" (1/1) ... [2020-10-20 00:25:47,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57397235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:25:47, skipping insertion in model container [2020-10-20 00:25:47,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:47" (1/1) ... [2020-10-20 00:25:47,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:25:47,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:25:48,510 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: fesetround not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:959) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1382) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) 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:1352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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:128) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-10-20 00:25:48,517 INFO L168 Benchmark]: Toolchain (without parser) took 786.94 ms. Allocated memory was 35.7 MB in the beginning and 45.6 MB in the end (delta: 10.0 MB). Free memory was 8.3 MB in the beginning and 26.4 MB in the end (delta: -18.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:48,519 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 35.1 MB. Free memory was 14.4 MB in the beginning and 14.3 MB in the end (delta: 73.5 kB). Peak memory consumption was 73.5 kB. Max. memory is 14.3 GB. [2020-10-20 00:25:48,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.14 ms. Allocated memory was 35.7 MB in the beginning and 45.6 MB in the end (delta: 10.0 MB). Free memory was 7.4 MB in the beginning and 26.4 MB in the end (delta: -19.0 MB). Peak memory consumption was 7.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:48,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 35.1 MB. Free memory was 14.4 MB in the beginning and 14.3 MB in the end (delta: 73.5 kB). Peak memory consumption was 73.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 778.14 ms. Allocated memory was 35.7 MB in the beginning and 45.6 MB in the end (delta: 10.0 MB). Free memory was 7.4 MB in the beginning and 26.4 MB in the end (delta: -19.0 MB). Peak memory consumption was 7.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: fesetround not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: fesetround not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:959) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 00:25:50,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 00:25:50,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 00:25:50,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 00:25:50,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 00:25:50,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 00:25:50,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 00:25:50,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 00:25:50,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 00:25:50,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 00:25:50,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 00:25:50,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 00:25:50,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 00:25:50,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 00:25:50,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 00:25:50,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 00:25:50,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 00:25:50,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 00:25:50,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 00:25:50,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 00:25:50,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 00:25:50,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 00:25:50,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 00:25:50,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 00:25:50,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 00:25:50,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 00:25:50,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 00:25:50,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 00:25:50,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 00:25:50,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 00:25:50,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 00:25:50,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 00:25:50,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 00:25:50,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 00:25:50,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 00:25:50,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 00:25:50,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 00:25:50,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 00:25:50,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 00:25:50,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 00:25:50,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 00:25:50,635 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 00:25:50,681 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 00:25:50,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 00:25:50,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 00:25:50,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 00:25:50,684 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 00:25:50,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 00:25:50,685 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 00:25:50,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 00:25:50,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 00:25:50,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 00:25:50,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 00:25:50,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 00:25:50,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 00:25:50,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 00:25:50,688 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 00:25:50,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 00:25:50,689 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 00:25:50,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 00:25:50,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 00:25:50,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 00:25:50,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 00:25:50,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 00:25:50,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 00:25:50,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 00:25:50,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 00:25:50,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 00:25:50,691 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 00:25:50,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 00:25:50,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 00:25:50,692 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 00:25:50,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 00:25:50,693 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(reach_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 -> b7cbd74f8528bfc686874cac8610bbfa51e79e00 [2020-10-20 00:25:50,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 00:25:50,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 00:25:50,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 00:25:50,951 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 00:25:50,951 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 00:25:50,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-20 00:25:51,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169a85fa8/2215fbb770a84ea487f66e43b463cc11/FLAGeba6f0e93 [2020-10-20 00:25:51,624 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 00:25:51,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2020-10-20 00:25:51,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169a85fa8/2215fbb770a84ea487f66e43b463cc11/FLAGeba6f0e93 [2020-10-20 00:25:51,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/169a85fa8/2215fbb770a84ea487f66e43b463cc11 [2020-10-20 00:25:51,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 00:25:51,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 00:25:51,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 00:25:51,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 00:25:51,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 00:25:51,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:51" (1/1) ... [2020-10-20 00:25:51,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329302a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:25:51, skipping insertion in model container [2020-10-20 00:25:51,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 12:25:51" (1/1) ... [2020-10-20 00:25:52,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 00:25:52,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 00:25:52,629 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: nearbyint [2020-10-20 00:25:52,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e947b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 12:25:52, skipping insertion in model container [2020-10-20 00:25:52,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 00:25:52,631 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 00:25:52,634 INFO L168 Benchmark]: Toolchain (without parser) took 656.98 ms. Allocated memory was 44.0 MB in the beginning and 44.6 MB in the end (delta: 524.3 kB). Free memory was 23.3 MB in the beginning and 22.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:52,635 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 33.0 MB. Free memory was 12.1 MB in the beginning and 12.0 MB in the end (delta: 50.5 kB). Peak memory consumption was 50.5 kB. Max. memory is 14.3 GB. [2020-10-20 00:25:52,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.39 ms. Allocated memory was 44.0 MB in the beginning and 44.6 MB in the end (delta: 524.3 kB). Free memory was 22.4 MB in the beginning and 22.3 MB in the end (delta: 135.6 kB). Peak memory consumption was 12.2 MB. Max. memory is 14.3 GB. [2020-10-20 00:25:52,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 33.0 MB. Free memory was 12.1 MB in the beginning and 12.0 MB in the end (delta: 50.5 kB). Peak memory consumption was 50.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 645.39 ms. Allocated memory was 44.0 MB in the beginning and 44.6 MB in the end (delta: 524.3 kB). Free memory was 22.4 MB in the beginning and 22.3 MB in the end (delta: 135.6 kB). Peak memory consumption was 12.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1002]: Unsupported Syntax Unsupported function from math.h: nearbyint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...