./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/ceil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/ceil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9 --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 8d868c5feb94e26e91ab2a2dd39496da13afae98f0429761651f758b67796a5d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 19:51:42,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 19:51:42,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 19:51:42,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 19:51:42,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 19:51:42,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 19:51:42,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 19:51:42,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 19:51:42,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 19:51:42,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 19:51:42,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 19:51:42,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 19:51:42,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 19:51:42,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 19:51:42,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 19:51:42,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 19:51:42,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 19:51:42,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 19:51:42,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 19:51:42,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 19:51:42,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 19:51:42,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 19:51:42,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 19:51:42,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 19:51:42,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 19:51:42,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 19:51:42,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 19:51:42,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 19:51:42,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 19:51:42,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 19:51:42,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 19:51:42,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 19:51:42,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 19:51:42,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 19:51:42,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 19:51:42,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 19:51:42,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 19:51:42,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 19:51:42,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 19:51:42,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 19:51:42,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 19:51:42,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-20 19:51:42,908 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 19:51:42,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 19:51:42,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 19:51:42,911 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 19:51:42,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 19:51:42,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 19:51:42,914 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 19:51:42,915 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 19:51:42,915 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 19:51:42,915 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 19:51:42,916 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 19:51:42,916 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 19:51:42,917 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 19:51:42,917 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 19:51:42,917 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 19:51:42,917 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 19:51:42,917 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 19:51:42,918 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 19:51:42,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 19:51:42,919 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 19:51:42,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 19:51:42,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 19:51:42,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 19:51:42,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 19:51:42,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 19:51:42,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 19:51:42,921 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 19:51:42,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 19:51:42,921 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 19:51:42,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 19:51:42,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 19:51:42,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 19:51:42,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 19:51:42,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 19:51:42,923 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 19:51:42,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 19:51:42,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 19:51:42,923 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 19:51:42,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 19:51:42,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 19:51:42,924 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 19:51:42,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d868c5feb94e26e91ab2a2dd39496da13afae98f0429761651f758b67796a5d [2022-11-20 19:51:43,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 19:51:43,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 19:51:43,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 19:51:43,231 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 19:51:43,242 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 19:51:43,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/floats-esbmc-regression/ceil.i [2022-11-20 19:51:46,163 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 19:51:46,512 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 19:51:46,513 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/sv-benchmarks/c/floats-esbmc-regression/ceil.i [2022-11-20 19:51:46,530 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data/e12b9ca10/d076420085b4409fa1a62d99b59c8b4e/FLAG53854a16d [2022-11-20 19:51:46,550 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data/e12b9ca10/d076420085b4409fa1a62d99b59c8b4e [2022-11-20 19:51:46,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 19:51:46,554 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 19:51:46,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 19:51:46,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 19:51:46,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 19:51:46,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:51:46" (1/1) ... [2022-11-20 19:51:46,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799034bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:51:46, skipping insertion in model container [2022-11-20 19:51:46,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:51:46" (1/1) ... [2022-11-20 19:51:46,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 19:51:46,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 19:51:47,112 WARN L237 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_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/sv-benchmarks/c/floats-esbmc-regression/ceil.i[36279,36292] [2022-11-20 19:51:47,121 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: ceil at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2039) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) 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:727) 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:675) 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:1469) 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:1413) 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:1087) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) 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:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) 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) [2022-11-20 19:51:47,129 INFO L158 Benchmark]: Toolchain (without parser) took 573.85ms. Allocated memory is still 132.1MB. Free memory was 97.3MB in the beginning and 85.2MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 19:51:47,130 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 19:51:47,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 571.37ms. Allocated memory is still 132.1MB. Free memory was 97.3MB in the beginning and 85.2MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 19:51:47,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 571.37ms. Allocated memory is still 132.1MB. Free memory was 97.3MB in the beginning and 85.2MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: ceil de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: ceil: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:800) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/ceil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9 --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 8d868c5feb94e26e91ab2a2dd39496da13afae98f0429761651f758b67796a5d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 19:51:49,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 19:51:49,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 19:51:49,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 19:51:49,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 19:51:49,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 19:51:49,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 19:51:49,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 19:51:49,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 19:51:49,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 19:51:49,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 19:51:49,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 19:51:49,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 19:51:49,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 19:51:49,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 19:51:49,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 19:51:49,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 19:51:49,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 19:51:49,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 19:51:49,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 19:51:49,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 19:51:49,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 19:51:49,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 19:51:49,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 19:51:49,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 19:51:49,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 19:51:49,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 19:51:49,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 19:51:49,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 19:51:49,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 19:51:49,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 19:51:49,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 19:51:49,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 19:51:49,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 19:51:49,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 19:51:49,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 19:51:49,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 19:51:49,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 19:51:49,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 19:51:49,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 19:51:49,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 19:51:49,538 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-20 19:51:49,580 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 19:51:49,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 19:51:49,582 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 19:51:49,583 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 19:51:49,584 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 19:51:49,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 19:51:49,584 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 19:51:49,585 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 19:51:49,585 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 19:51:49,585 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 19:51:49,586 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 19:51:49,587 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 19:51:49,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 19:51:49,588 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 19:51:49,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 19:51:49,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 19:51:49,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 19:51:49,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 19:51:49,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 19:51:49,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 19:51:49,590 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 19:51:49,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 19:51:49,590 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 19:51:49,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 19:51:49,591 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 19:51:49,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 19:51:49,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 19:51:49,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 19:51:49,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 19:51:49,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 19:51:49,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 19:51:49,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 19:51:49,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 19:51:49,594 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 19:51:49,594 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 19:51:49,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 19:51:49,595 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 19:51:49,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 19:51:49,595 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_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d868c5feb94e26e91ab2a2dd39496da13afae98f0429761651f758b67796a5d [2022-11-20 19:51:49,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 19:51:50,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 19:51:50,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 19:51:50,017 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 19:51:50,018 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 19:51:50,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/floats-esbmc-regression/ceil.i [2022-11-20 19:51:53,035 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 19:51:53,291 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 19:51:53,291 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/sv-benchmarks/c/floats-esbmc-regression/ceil.i [2022-11-20 19:51:53,303 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data/36a0b05b5/14cafff2b94c4c7291703a28deb9afa0/FLAGcf0698b94 [2022-11-20 19:51:53,322 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/bin/utaipan-6cKwYrpEi9/data/36a0b05b5/14cafff2b94c4c7291703a28deb9afa0 [2022-11-20 19:51:53,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 19:51:53,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 19:51:53,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 19:51:53,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 19:51:53,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 19:51:53,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:51:53" (1/1) ... [2022-11-20 19:51:53,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68169724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:51:53, skipping insertion in model container [2022-11-20 19:51:53,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:51:53" (1/1) ... [2022-11-20 19:51:53,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 19:51:53,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 19:51:53,981 WARN L237 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_ad4d85ef-12dd-47e0-aa5c-f643fa73ea73/sv-benchmarks/c/floats-esbmc-regression/ceil.i[36279,36292] [2022-11-20 19:51:53,992 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:1214) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2039) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) 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:1126) 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:2446) 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: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:675) 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:1469) 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:1413) 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:1087) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) 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:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) 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) [2022-11-20 19:51:54,000 INFO L158 Benchmark]: Toolchain (without parser) took 673.16ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 28.6MB in the beginning and 60.5MB in the end (delta: -31.9MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-11-20 19:51:54,001 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 19:51:54,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 670.91ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 28.5MB in the beginning and 60.5MB in the end (delta: -32.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-11-20 19:51:54,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 670.91ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 28.5MB in the beginning and 60.5MB in the end (delta: -32.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * 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:1214) 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