./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/floats-esbmc-regression/rint.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f 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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-esbmc-regression/rint.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 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 .................................................................................................................................................................. 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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-esbmc-regression/rint.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 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 15:05:07,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:05:07,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:05:07,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:05:07,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:05:07,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:05:07,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:05:07,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:05:07,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:05:07,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:05:07,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:05:07,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:05:07,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:05:07,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:05:07,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:05:07,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:05:07,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:05:07,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:05:07,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:05:07,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:05:07,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:05:07,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:05:07,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:05:07,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:05:07,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:05:07,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:05:07,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:05:07,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:05:07,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:05:07,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:05:07,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:05:07,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:05:07,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:05:07,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:05:07,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:05:07,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:05:07,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:05:07,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:05:07,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:05:07,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:05:07,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:05:07,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:05:07,659 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:05:07,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:05:07,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:05:07,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:05:07,665 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:05:07,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:05:07,665 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:05:07,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:05:07,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:05:07,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:05:07,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:05:07,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:05:07,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:05:07,668 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:05:07,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:05:07,669 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:05:07,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:05:07,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:05:07,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:05:07,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:05:07,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:05:07,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:05:07,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:05:07,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:05:07,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:05:07,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:05:07,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:05:07,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:05:07,672 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:05:07,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 [2020-12-02 15:05:08,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:05:08,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:05:08,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:05:08,149 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:05:08,151 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:05:08,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/rint.i [2020-12-02 15:05:08,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79aa260e9/b8efeffe65444596b9d162c30381d691/FLAGf30323a60 [2020-12-02 15:05:09,144 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:05:09,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/rint.i [2020-12-02 15:05:09,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79aa260e9/b8efeffe65444596b9d162c30381d691/FLAGf30323a60 [2020-12-02 15:05:09,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79aa260e9/b8efeffe65444596b9d162c30381d691 [2020-12-02 15:05:09,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:05:09,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:05:09,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:05:09,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:05:09,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:05:09,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:05:09" (1/1) ... [2020-12-02 15:05:09,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c65b0d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:05:09, skipping insertion in model container [2020-12-02 15:05:09,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:05:09" (1/1) ... [2020-12-02 15:05:09,322 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:05:09,370 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:05:09,982 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/rint.i[38063,38076] [2020-12-02 15:05:09,995 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:967) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1402) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1400) 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:1351) 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:1044) 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.handleLoops(CHandler.java:3367) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:223) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1044) 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:1422) 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:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:578) 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:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) 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:63) [2020-12-02 15:05:10,003 INFO L168 Benchmark]: Toolchain (without parser) took 703.90 ms. Allocated memory is still 46.1 MB. Free memory was 28.8 MB in the beginning and 27.9 MB in the end (delta: 942.9 kB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:05:10,004 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 37.7 MB. Free memory was 17.5 MB in the beginning and 17.5 MB in the end (delta: 32.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:05:10,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.41 ms. Allocated memory is still 46.1 MB. Free memory was 28.5 MB in the beginning and 27.9 MB in the end (delta: 663.5 kB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:05:10,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 37.7 MB. Free memory was 17.5 MB in the beginning and 17.5 MB in the end (delta: 32.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 700.41 ms. Allocated memory is still 46.1 MB. Free memory was 28.5 MB in the beginning and 27.9 MB in the end (delta: 663.5 kB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 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:967) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-2880296 [2020-12-02 15:05:12,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:05:12,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:05:12,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:05:12,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:05:12,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:05:12,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:05:12,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:05:12,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:05:12,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:05:12,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:05:12,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:05:12,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:05:12,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:05:12,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:05:12,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:05:12,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:05:12,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:05:12,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:05:12,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:05:12,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:05:12,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:05:12,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:05:12,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:05:12,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:05:12,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:05:12,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:05:12,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:05:12,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:05:12,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:05:12,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:05:12,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:05:12,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:05:12,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:05:12,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:05:12,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:05:12,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:05:12,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:05:12,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:05:12,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:05:12,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:05:12,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:05:12,800 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:05:12,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:05:12,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:05:12,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:05:12,807 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:05:12,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:05:12,807 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:05:12,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:05:12,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:05:12,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:05:12,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:05:12,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:05:12,810 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:05:12,810 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:05:12,810 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:05:12,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:05:12,811 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:05:12,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:05:12,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:05:12,811 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:05:12,811 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:05:12,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:05:12,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:05:12,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:05:12,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:05:12,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:05:12,813 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:05:12,813 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:05:12,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:05:12,813 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:05:12,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:05:12,814 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a08c8a7f5f2e6730a2a97e8e6a01aa8b676eb47 [2020-12-02 15:05:13,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:05:13,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:05:13,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:05:13,312 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:05:13,312 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:05:13,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/rint.i [2020-12-02 15:05:13,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473982bb8/2046d6cf4b8f467c925c1f12a5504b9d/FLAG3e41ef4ad [2020-12-02 15:05:14,255 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:05:14,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/rint.i [2020-12-02 15:05:14,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473982bb8/2046d6cf4b8f467c925c1f12a5504b9d/FLAG3e41ef4ad [2020-12-02 15:05:14,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473982bb8/2046d6cf4b8f467c925c1f12a5504b9d [2020-12-02 15:05:14,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:05:14,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:05:14,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:05:14,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:05:14,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:05:14,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:05:14" (1/1) ... [2020-12-02 15:05:14,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e875dd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:05:14, skipping insertion in model container [2020-12-02 15:05:14,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:05:14" (1/1) ... [2020-12-02 15:05:14,455 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:05:14,530 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:05:15,109 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/rint.i[38063,38076] [2020-12-02 15:05:15,138 ERROR L337 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2020-12-02 15:05:15,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@653ae170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:05:15, skipping insertion in model container [2020-12-02 15:05:15,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:05:15,142 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-02 15:05:15,145 INFO L168 Benchmark]: Toolchain (without parser) took 711.77 ms. Allocated memory is still 48.2 MB. Free memory was 31.1 MB in the beginning and 31.0 MB in the end (delta: 113.9 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:05:15,148 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 37.7 MB. Free memory was 18.3 MB in the beginning and 18.2 MB in the end (delta: 23.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:05:15,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.72 ms. Allocated memory is still 48.2 MB. Free memory was 30.9 MB in the beginning and 31.0 MB in the end (delta: -40.0 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:05:15,157 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 37.7 MB. Free memory was 18.3 MB in the beginning and 18.2 MB in the end (delta: 23.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 706.72 ms. Allocated memory is still 48.2 MB. Free memory was 30.9 MB in the beginning and 31.0 MB in the end (delta: -40.0 kB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1006]: Unsupported Syntax Unsupported function from math.h: rint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...