./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/round.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH --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 5af096602968b138e39e870cf8b45f1db42f1b1881a6ab5756cfe0982d67af39 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:00:33,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:00:33,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:00:33,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:00:33,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:00:33,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:00:33,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:00:33,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:00:33,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:00:33,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:00:33,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:00:33,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:00:33,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:00:33,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:00:33,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:00:33,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:00:33,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:00:33,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:00:33,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:00:33,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:00:33,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:00:33,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:00:33,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:00:33,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:00:33,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:00:33,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:00:33,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:00:33,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:00:33,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:00:33,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:00:33,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:00:33,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:00:33,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:00:33,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:00:33,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:00:33,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:00:33,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:00:33,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:00:33,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:00:33,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:00:33,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:00:33,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:00:33,464 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:00:33,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:00:33,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:00:33,474 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:00:33,474 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:00:33,475 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:00:33,475 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:00:33,475 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:00:33,481 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:00:33,482 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:00:33,483 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:00:33,483 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:00:33,484 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:00:33,484 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:00:33,484 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:00:33,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:00:33,485 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:00:33,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:00:33,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:00:33,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:00:33,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:00:33,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:00:33,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:00:33,487 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:00:33,487 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:00:33,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:00:33,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:00:33,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:00:33,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:00:33,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:00:33,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:00:33,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:00:33,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:00:33,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:00:33,491 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:00:33,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:00:33,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:00:33,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:00:33,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:00:33,492 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_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5af096602968b138e39e870cf8b45f1db42f1b1881a6ab5756cfe0982d67af39 [2021-11-03 04:00:33,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:00:33,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:00:33,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:00:33,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:00:33,838 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:00:33,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/floats-esbmc-regression/round.i [2021-11-03 04:00:33,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/e3f166d7a/9e67f78213fd4a82b35d8e709728f406/FLAG9fbf3f3c6 [2021-11-03 04:00:34,426 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:00:34,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/sv-benchmarks/c/floats-esbmc-regression/round.i [2021-11-03 04:00:34,448 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/e3f166d7a/9e67f78213fd4a82b35d8e709728f406/FLAG9fbf3f3c6 [2021-11-03 04:00:34,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/e3f166d7a/9e67f78213fd4a82b35d8e709728f406 [2021-11-03 04:00:34,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:00:34,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:00:34,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:00:34,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:00:34,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:00:34,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:00:34" (1/1) ... [2021-11-03 04:00:34,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fda1b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:34, skipping insertion in model container [2021-11-03 04:00:34,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:00:34" (1/1) ... [2021-11-03 04:00:34,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:00:34,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:00:35,299 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_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/sv-benchmarks/c/floats-esbmc-regression/round.i[36280,36293] [2021-11-03 04:00:35,305 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1699) 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:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1437) 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) [2021-11-03 04:00:35,311 INFO L168 Benchmark]: Toolchain (without parser) took 595.78 ms. Allocated memory is still 86.0 MB. Free memory was 60.7 MB in the beginning and 58.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-03 04:00:35,312 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 86.0 MB. Free memory was 60.6 MB in the beginning and 60.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:00:35,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.80 ms. Allocated memory is still 86.0 MB. Free memory was 60.6 MB in the beginning and 58.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-03 04:00:35,315 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 86.0 MB. Free memory was 60.6 MB in the beginning and 60.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 593.80 ms. Allocated memory is still 86.0 MB. Free memory was 60.6 MB in the beginning and 58.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) 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_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH --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 5af096602968b138e39e870cf8b45f1db42f1b1881a6ab5756cfe0982d67af39 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:00:37,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:00:37,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:00:37,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:00:37,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:00:37,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:00:37,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:00:37,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:00:37,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:00:37,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:00:37,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:00:37,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:00:37,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:00:37,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:00:37,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:00:37,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:00:37,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:00:37,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:00:37,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:00:37,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:00:37,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:00:37,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:00:37,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:00:37,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:00:37,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:00:37,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:00:37,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:00:37,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:00:37,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:00:37,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:00:37,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:00:37,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:00:37,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:00:37,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:00:37,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:00:37,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:00:37,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:00:37,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:00:37,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:00:37,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:00:37,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:00:37,743 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 04:00:37,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:00:37,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:00:37,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:00:37,779 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:00:37,780 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:00:37,780 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:00:37,780 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:00:37,780 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:00:37,781 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:00:37,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:00:37,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:00:37,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:00:37,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:00:37,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:00:37,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:00:37,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:00:37,785 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:00:37,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:00:37,785 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:00:37,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:00:37,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:00:37,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:00:37,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:00:37,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:00:37,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:00:37,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:00:37,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:00:37,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:00:37,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:00:37,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:00:37,788 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:00:37,789 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:00:37,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:00:37,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:00:37,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:00:37,790 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_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5af096602968b138e39e870cf8b45f1db42f1b1881a6ab5756cfe0982d67af39 [2021-11-03 04:00:38,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:00:38,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:00:38,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:00:38,155 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:00:38,156 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:00:38,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/floats-esbmc-regression/round.i [2021-11-03 04:00:38,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/04b4d66d5/400b83446180455882de6c8fe86e585b/FLAGcd3681f89 [2021-11-03 04:00:38,944 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:00:38,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/sv-benchmarks/c/floats-esbmc-regression/round.i [2021-11-03 04:00:38,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/04b4d66d5/400b83446180455882de6c8fe86e585b/FLAGcd3681f89 [2021-11-03 04:00:38,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/bin/utaipan-aC7eJsxGYH/data/04b4d66d5/400b83446180455882de6c8fe86e585b [2021-11-03 04:00:38,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:00:38,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:00:38,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:00:38,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:00:38,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:00:38,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:00:38" (1/1) ... [2021-11-03 04:00:38,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b306062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:38, skipping insertion in model container [2021-11-03 04:00:38,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:00:38" (1/1) ... [2021-11-03 04:00:39,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:00:39,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:00:39,589 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_0e6efe38-2074-4055-aab2-e9b7ecb32bdc/sv-benchmarks/c/floats-esbmc-regression/round.i[36280,36293] [2021-11-03 04:00:39,617 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1699) 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:1103) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1437) 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) [2021-11-03 04:00:39,631 INFO L168 Benchmark]: Toolchain (without parser) took 639.29 ms. Allocated memory is still 69.2 MB. Free memory was 47.3 MB in the beginning and 51.6 MB in the end (delta: -4.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2021-11-03 04:00:39,632 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 69.2 MB. Free memory is still 49.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:00:39,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.23 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 51.6 MB in the end (delta: -4.5 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2021-11-03 04:00:39,636 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 69.2 MB. Free memory is still 49.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 637.23 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 51.6 MB in the end (delta: -4.5 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) 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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit