./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8 --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 a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:29:00,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:29:00,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:29:00,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:29:00,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:29:00,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:29:00,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:29:00,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:29:00,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:29:00,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:29:00,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:29:00,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:29:00,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:29:00,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:29:00,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:29:00,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:29:00,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:29:00,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:29:00,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:29:00,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:29:00,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:29:00,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:29:00,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:29:00,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:29:00,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:29:00,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:29:00,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:29:00,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:29:00,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:29:00,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:29:00,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:29:00,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:29:00,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:29:00,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:29:00,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:29:00,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:29:00,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:29:00,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:29:00,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:29:00,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:29:00,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:29:00,147 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:29:00,178 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:29:00,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:29:00,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:29:00,180 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:29:00,180 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:29:00,180 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:29:00,180 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:29:00,181 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:29:00,181 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:29:00,181 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:29:00,182 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:29:00,182 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:29:00,182 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:29:00,182 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:29:00,183 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:29:00,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:29:00,184 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:29:00,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:29:00,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:29:00,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:29:00,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:29:00,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:29:00,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:29:00,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:29:00,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:29:00,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:29:00,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:29:00,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:29:00,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:29:00,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:29:00,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:00,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:29:00,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:29:00,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:29:00,189 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:29:00,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:29:00,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:29:00,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:29:00,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:29:00,190 INFO L138 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_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af [2021-11-07 01:29:00,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:29:00,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:29:00,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:29:00,552 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:29:00,556 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:29:00,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2021-11-07 01:29:00,647 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/2c75f549a/a670666054cb4fd899cdcbbd3abadad4/FLAG2d78edcf4 [2021-11-07 01:29:01,467 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:29:01,468 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2021-11-07 01:29:01,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/2c75f549a/a670666054cb4fd899cdcbbd3abadad4/FLAG2d78edcf4 [2021-11-07 01:29:01,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/2c75f549a/a670666054cb4fd899cdcbbd3abadad4 [2021-11-07 01:29:01,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:29:01,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:29:01,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:01,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:29:01,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:29:01,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:01" (1/1) ... [2021-11-07 01:29:01,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744340d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:01, skipping insertion in model container [2021-11-07 01:29:01,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:01" (1/1) ... [2021-11-07 01:29:01,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:29:01,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:02,461 WARN L228 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_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i[38069,38082] [2021-11-07 01:29:02,473 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:1410) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:1381) 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:1068) 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:1452) 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:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) 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:63) [2021-11-07 01:29:02,488 INFO L168 Benchmark]: Toolchain (without parser) took 794.92 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 54.6 MB in the beginning and 99.3 MB in the end (delta: -44.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:02,490 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 64.3 MB in the beginning and 64.3 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:29:02,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.94 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 54.5 MB in the beginning and 99.3 MB in the end (delta: -44.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:02,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory was 64.3 MB in the beginning and 64.3 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 791.94 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 54.5 MB in the beginning and 99.3 MB in the end (delta: -44.9 MB). Peak memory consumption was 12.6 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:959) 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8 --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 a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:29:05,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:29:05,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:29:05,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:29:05,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:29:05,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:29:05,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:29:05,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:29:05,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:29:05,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:29:05,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:29:05,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:29:05,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:29:05,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:29:05,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:29:05,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:29:05,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:29:05,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:29:05,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:29:05,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:29:05,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:29:05,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:29:05,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:29:05,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:29:05,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:29:05,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:29:05,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:29:05,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:29:05,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:29:05,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:29:05,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:29:05,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:29:05,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:29:05,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:29:05,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:29:05,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:29:05,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:29:05,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:29:05,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:29:05,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:29:05,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:29:05,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:29:05,305 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:29:05,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:29:05,307 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:29:05,307 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:29:05,307 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:29:05,308 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:29:05,308 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:29:05,308 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:29:05,310 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:29:05,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:29:05,313 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:29:05,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:29:05,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:29:05,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:29:05,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:29:05,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:29:05,314 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:29:05,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:29:05,315 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:29:05,315 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:29:05,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:29:05,316 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:29:05,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:29:05,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:29:05,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:29:05,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:29:05,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:05,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:29:05,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:29:05,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:29:05,318 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:29:05,318 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:29:05,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:29:05,319 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:29:05,319 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:29:05,319 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a10568ae05c7e1ab6846d5831d0684a6a25bdd08c3fa09c1ad36cfa88bd037af [2021-11-07 01:29:05,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:29:05,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:29:05,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:29:05,803 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:29:05,804 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:29:05,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2021-11-07 01:29:05,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/8e3112f3d/e44ab834e9da40d1bf592566e8bbb360/FLAG0d07670a7 [2021-11-07 01:29:06,690 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:29:06,691 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i [2021-11-07 01:29:06,709 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/8e3112f3d/e44ab834e9da40d1bf592566e8bbb360/FLAG0d07670a7 [2021-11-07 01:29:06,884 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/bin/utaipan-UUZaoUuFF8/data/8e3112f3d/e44ab834e9da40d1bf592566e8bbb360 [2021-11-07 01:29:06,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:29:06,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:29:06,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:06,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:29:06,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:29:06,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:06" (1/1) ... [2021-11-07 01:29:06,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f935fc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:06, skipping insertion in model container [2021-11-07 01:29:06,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:06" (1/1) ... [2021-11-07 01:29:06,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:29:06,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:07,463 WARN L228 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_cfa1ea15-65d8-4351-b60d-434ffc53dd5e/sv-benchmarks/c/floats-esbmc-regression/nearbyint2.i[38069,38082] [2021-11-07 01:29:07,482 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: nearbyint [2021-11-07 01:29:07,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38c4571d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:07, skipping insertion in model container [2021-11-07 01:29:07,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:07,492 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:29:07,495 INFO L168 Benchmark]: Toolchain (without parser) took 605.16 ms. Allocated memory is still 67.1 MB. Free memory was 45.4 MB in the beginning and 49.4 MB in the end (delta: -4.0 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:07,506 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 67.1 MB. Free memory is still 47.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:29:07,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.36 ms. Allocated memory is still 67.1 MB. Free memory was 45.2 MB in the beginning and 49.4 MB in the end (delta: -4.2 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:07,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 67.1 MB. Free memory is still 47.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 602.36 ms. Allocated memory is still 67.1 MB. Free memory was 45.2 MB in the beginning and 49.4 MB in the end (delta: -4.2 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN