./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/rint.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 24195858fe99a26316e7c38e61598aafdb4b380e3cd36e11fd34d1bc33016c49 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 20:32:26,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 20:32:26,822 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-06 20:32:26,830 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 20:32:26,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 20:32:26,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 20:32:26,875 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 20:32:26,876 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 20:32:26,877 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 20:32:26,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 20:32:26,882 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 20:32:26,883 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 20:32:26,883 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 20:32:26,885 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-06 20:32:26,885 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 20:32:26,886 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 20:32:26,886 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-06 20:32:26,886 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-06 20:32:26,887 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 20:32:26,887 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-06 20:32:26,888 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-06 20:32:26,888 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-06 20:32:26,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 20:32:26,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 20:32:26,890 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 20:32:26,890 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 20:32:26,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 20:32:26,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 20:32:26,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 20:32:26,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 20:32:26,893 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 20:32:26,893 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 20:32:26,894 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 20:32:26,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 20:32:26,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 20:32:26,894 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 20:32:26,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 20:32:26,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 20:32:26,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 20:32:26,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 20:32:26,895 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-06 20:32:26,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 20:32:26,896 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 20:32:26,896 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 20:32:26,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 20:32:26,897 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24195858fe99a26316e7c38e61598aafdb4b380e3cd36e11fd34d1bc33016c49 [2023-11-06 20:32:27,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 20:32:27,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 20:32:27,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 20:32:27,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 20:32:27,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 20:32:27,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/floats-esbmc-regression/rint.i [2023-11-06 20:32:30,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 20:32:30,608 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 20:32:30,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/sv-benchmarks/c/floats-esbmc-regression/rint.i [2023-11-06 20:32:30,629 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data/4e5aa5fc1/a8e50c83b47548478f1e75bda1e79e45/FLAGabbe7d7d4 [2023-11-06 20:32:30,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data/4e5aa5fc1/a8e50c83b47548478f1e75bda1e79e45 [2023-11-06 20:32:30,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 20:32:30,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 20:32:30,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 20:32:30,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 20:32:30,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 20:32:30,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:32:30" (1/1) ... [2023-11-06 20:32:30,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ecd7ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:32:30, skipping insertion in model container [2023-11-06 20:32:30,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:32:30" (1/1) ... [2023-11-06 20:32:30,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:32:31,417 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/sv-benchmarks/c/floats-esbmc-regression/rint.i[38063,38076] [2023-11-06 20:32:31,433 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:719) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:1913) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1472) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) 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:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoops(CHandler.java:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1465) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:225) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2409) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:608) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-06 20:32:31,439 INFO L158 Benchmark]: Toolchain (without parser) took 778.13ms. Allocated memory is still 172.0MB. Free memory was 135.0MB in the beginning and 139.7MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 20:32:31,439 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 20:32:31,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 775.40ms. Allocated memory is still 172.0MB. Free memory was 134.3MB in the beginning and 139.7MB in the end (delta: -5.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 20:32:31,442 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 775.40ms. Allocated memory is still 172.0MB. Free memory was 134.3MB in the beginning and 139.7MB in the end (delta: -5.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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:719) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 24195858fe99a26316e7c38e61598aafdb4b380e3cd36e11fd34d1bc33016c49 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 20:32:34,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 20:32:34,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-06 20:32:34,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 20:32:34,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 20:32:34,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 20:32:34,373 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 20:32:34,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 20:32:34,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 20:32:34,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 20:32:34,380 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 20:32:34,381 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 20:32:34,381 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 20:32:34,383 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 20:32:34,383 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 20:32:34,384 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 20:32:34,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 20:32:34,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 20:32:34,386 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 20:32:34,387 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 20:32:34,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 20:32:34,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 20:32:34,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 20:32:34,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 20:32:34,389 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 20:32:34,389 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 20:32:34,390 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 20:32:34,390 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 20:32:34,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 20:32:34,391 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 20:32:34,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 20:32:34,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 20:32:34,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 20:32:34,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 20:32:34,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 20:32:34,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 20:32:34,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 20:32:34,395 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-06 20:32:34,395 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 20:32:34,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 20:32:34,396 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 20:32:34,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 20:32:34,397 INFO L153 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24195858fe99a26316e7c38e61598aafdb4b380e3cd36e11fd34d1bc33016c49 [2023-11-06 20:32:34,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 20:32:34,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 20:32:34,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 20:32:34,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 20:32:34,844 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 20:32:34,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/floats-esbmc-regression/rint.i [2023-11-06 20:32:38,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 20:32:38,565 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 20:32:38,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/sv-benchmarks/c/floats-esbmc-regression/rint.i [2023-11-06 20:32:38,601 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data/1301f64c7/ac8ba993f27d4c298b60aa12018db75b/FLAGefe54ce7b [2023-11-06 20:32:38,617 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/bin/utaipan-verify-FOvIYxoinp/data/1301f64c7/ac8ba993f27d4c298b60aa12018db75b [2023-11-06 20:32:38,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 20:32:38,622 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 20:32:38,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 20:32:38,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 20:32:38,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 20:32:38,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:32:38" (1/1) ... [2023-11-06 20:32:38,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d070c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:32:38, skipping insertion in model container [2023-11-06 20:32:38,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:32:38" (1/1) ... [2023-11-06 20:32:38,696 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 20:32:39,475 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b1ff6a7-1ac0-4d2e-ac3f-0ad119bfb39f/sv-benchmarks/c/floats-esbmc-regression/rint.i[38063,38076] [2023-11-06 20:32:39,508 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2023-11-06 20:32:39,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@314ca22c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:32:39, skipping insertion in model container [2023-11-06 20:32:39,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 20:32:39,509 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 20:32:39,511 INFO L158 Benchmark]: Toolchain (without parser) took 888.51ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.8MB in the beginning and 69.1MB in the end (delta: -22.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 20:32:39,512 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 20:32:39,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 885.92ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.5MB in the beginning and 69.1MB in the end (delta: -22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 20:32:39,515 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 885.92ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.5MB in the beginning and 69.1MB in the end (delta: -22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN