RosSwift – Build Information – Swift Package Index

Build Information

Failed to build RosSwift, reference master (b3c753), with Swift 6.4 for macOS (SPM) on 25 Sep 2026 18:21:37 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tgu/rosswift.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/tgu/rosswift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at b3c7535 Make in-process latched delivery deterministic on subscribe()
Cloned https://github.com/tgu/rosswift.git
Revision (git rev-parse @):
b3c75357476db653e0a1ee5b5393e91a42354408
SUCCESS checkout https://github.com/tgu/rosswift.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/tgu/rosswift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 1479]
[Planning deferred tasks]
[Constructing 3144 / 3145]
[195 / 567] InternalCollectionsUtilities
[261 / 567]
[275 / 576] NIOConcurrencyHelpers
[281 / 603] CNIOWindows
[281 / 605] _NIOBase64
[288 / 614] CNIOWASI
[299 / 677] CNIOLinux
[312 / 688]
[337 / 717]
[348 / 717]
[353 / 717]
[368 / 717]
[376 / 717]
[382 / 717] InternalCollectionsUtilities
[391 / 717] InternalCollectionsUtilities
[393 / 717] CNIOWindows
[401 / 717] CNIOAtomics
[408 / 732]
[414 / 732] ConcurrencyHelpers
[443 / 732] NIOConcurrencyHelpers
[460 / 732] NIOConcurrencyHelpers
[464 / 732]
[471 / 732] Logging
[477 / 732] NIOConcurrencyHelpers
[483 / 732] BinaryCoder
[493 / 732] UnixSignals
[502 / 732] Atomics
[508 / 732] Atomics
[511 / 732] RosTime
[514 / 732] Atomics
[519 / 732] InternalCollectionsUtilities
[524 / 735]
[528 / 739] SpanPreview
[537 / 740] OrderedCollections
[543 / 745] OrderedCollections
[549 / 775] UnixSignals
[557 / 775] UnixSignals
[562 / 775] rpcobject
[575 / 775] StdMsgs
[579 / 775] OrderedCollections
[584 / 775] RosTime
[588 / 775] OrderedCollections
[591 / 775] OrderedCollections
[599 / 775] OrderedCollections-product
[602 / 775] DequeModule
[604 / 775] DequeModule
[616 / 776]
[621 / 778] DequeModule
[627 / 789] AsyncAlgorithms
[629 / 811] StdMsgs
[630 / 811] StdMsgs
[632 / 811] StdMsgs
[636 / 811] StdMsgs
[643 / 811] StdMsgs
[653 / 811] NIOCore
[657 / 811] NIOCore
[659 / 811] NIOCore
[660 / 811] StdMsgs
[662 / 811] NIOCore
[665 / 811] DequeModule
[667 / 811] AsyncAlgorithms
[669 / 811] AsyncAlgorithms
[671 / 812]
[675 / 813] NIOCore
[682 / 823] ServiceLifecycle
[687 / 834] msgs
[692 / 834] ServiceLifecycle
[699 / 834] msgs
[701 / 834] NIOCore
[703 / 834] NIOCore
[713 / 834] ServiceLifecycle-product
[717 / 837] msgs
[724 / 838] NIOEmbedded
[728 / 842] NIOEmbedded
[730 / 848] msgs
[737 / 875] NIOEmbedded
[746 / 875]
[761 / 875] msgbuilderLib
[768 / 875] msgbuilderLib
[773 / 875] NIOPosix
[776 / 875] NIOPosix
[781 / 875] msgbuilderLib
[784 / 875] NIOEmbedded
[787 / 876] msgs-product
[795 / 878] NIOPosix
[802 / 879] NIOPosix
[804 / 879] NIO
[812 / 881] msgbuilder-product
[817 / 883] NIOHTTP1
[828 / 897] rpcclient
[831 / 897] NIOHTTP1
[844 / 898] NIOHTTP1
[856 / 909] NIOExtras
[857 / 909] NIOExtras
[865 / 911] NIOExtras
[875 / 922] rosmaster
[876 / 933] RosSwift
[880 / 933] RosSwift
[885 / 933] rosmaster
[891 / 933] rosmaster-product
[897 / 933] RosSwift
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/Users/admin/builder/spi-builder-workspace/Sources/RosNetwork/RosLogging.swift:19:15: [1;33mwarning: [1;39mdeprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m17 |[0;0m ///
[0;36m18 |[0;0m /// Available on Apple platforms only. On Linux use `StreamLogHandler`.
[0;36m19 |[0;0m public struct OSLogHandler: LogHandler {
   [0;36m|[0;0m               `- [1;33mwarning: [1;39mdeprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m20 |[0;0m
[0;36m21 |[0;0m     public var logLevel: Logging.Logger.Level = .info
Logging.LogHandler.log:3:15: [1;39mnote: [1;39m'log(event:)' declared here[0;0m
[0;36m1 |[0;0m protocol LogHandler {
[0;36m2 |[0;0m @available(*, deprecated, message: "You should implement this method instead of using the default implementation")
[0;36m3 |[0;0m   public func log(event: Logging.LogEvent)}
  [0;36m|[0;0m               `- [1;39mnote: [1;39m'log(event:)' declared here[0;0m
[0;36m4 |[0;0m
Logging.LogHandler.log:2:6: [1;39mnote: [1;39mrequirement 'log(event:)' declared here[0;0m
[0;36m1 |[0;0m protocol LogHandler {
[0;36m2 |[0;0m func log(event: Logging.LogEvent)}
  [0;36m|[0;0m      `- [1;39mnote: [1;39mrequirement 'log(event:)' declared here[0;0m
[0;36m3 |[0;0m
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/Sources/RosNetwork/RosLogging.swift:19:15: [1;33mwarning: [1;39mdeprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m17 |[0;0m ///
[0;36m18 |[0;0m /// Available on Apple platforms only. On Linux use `StreamLogHandler`.
[0;36m19 |[0;0m public struct OSLogHandler: LogHandler {
   [0;36m|[0;0m               `- [1;33mwarning: [1;39mdeprecated default implementation is used to satisfy instance method 'log(event:)' required by protocol 'LogHandler': You should implement this method instead of using the default implementation[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m20 |[0;0m
[0;36m21 |[0;0m     public var logLevel: Logging.Logger.Level = .info
Logging.LogHandler.log:3:15: [1;39mnote: [1;39m'log(event:)' declared here[0;0m
[0;36m1 |[0;0m protocol LogHandler {
[0;36m2 |[0;0m @available(*, deprecated, message: "You should implement this method instead of using the default implementation")
[0;36m3 |[0;0m   public func log(event: Logging.LogEvent)}
  [0;36m|[0;0m               `- [1;39mnote: [1;39m'log(event:)' declared here[0;0m
[0;36m4 |[0;0m
Logging.LogHandler.log:2:6: [1;39mnote: [1;39mrequirement 'log(event:)' declared here[0;0m
[0;36m1 |[0;0m protocol LogHandler {
[0;36m2 |[0;0m func log(event: Logging.LogEvent)}
  [0;36m|[0;0m      `- [1;39mnote: [1;39mrequirement 'log(event:)' declared here[0;0m
[0;36m3 |[0;0m
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/Sources/rosmaster/HTTPServer.swift:132:49: [1;33mwarning: [1;39m'weak' ownership of capture 'self' differs from implicitly-captured strong reference in outer scope[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/implicit-strong-capture\ImplicitStrongCapture]8;;\]
[0;36m122 |[0;0m
[0;36m123 |[0;0m         let promise = group.next().makePromise(of: XMLRPCServer.self)
[0;36m124 |[0;0m         Task {
    [0;36m|[0;0m              |- [1;39mnote: [1;39m'self' implicitly strongly captured here[0;0m
    [0;36m|[0;0m              `- [1;39mnote: [1;39madd 'self' as a capture list item to silence[0;0m
[0;36m125 |[0;0m             do {
[0;36m126 |[0;0m                 let serverChannel = try await self.bind(host: host, port: port)
    [0;36m:[0;0m
[0;36m130 |[0;0m                 self.state.withLock {
[0;36m131 |[0;0m                     $0.phase = .started
[0;36m132 |[0;0m                     $0.serveTask = Task { [weak self] in
    [0;36m|[0;0m                                                 |- [1;33mwarning: [1;39m'weak' ownership of capture 'self' differs from implicitly-captured strong reference in outer scope[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/implicit-strong-capture\ImplicitStrongCapture]8;;\]
    [0;36m|[0;0m                                                 `- [1;39mnote: [1;39mexplicitly assign the capture list item to silence[0;0m
[0;36m133 |[0;0m                         await self?.serve(serverChannel: serverChannel)
[0;36m134 |[0;0m                     }
[#ImplicitStrongCapture]: <https://docs.swift.org/compiler/documentation/diagnostics/implicit-strong-capture>
/Users/admin/builder/spi-builder-workspace/Sources/rosswift/nio/XMLRpcServer.swift:98:32: [1;33mwarning: [1;39mattribute '@Sendable' cannot be applied to a type alias; this will be an error in a future Swift language mode[0;0m
 [0;36m96 |[0;0m     // MARK: - Method registry
 [0;36m97 |[0;0m
 [0;36m98 |[0;0m     func add(method: @escaping @Sendable XMLRPCFunc, named: String) -> Bool {
    [0;36m|[0;0m                                |- [1;33mwarning: [1;39mattribute '@Sendable' cannot be applied to a type alias; this will be an error in a future Swift language mode[0;0m
    [0;36m|[0;0m                                `- [1;39mnote: [1;39m'@Sendable' is redundant on 'XMLRPCFunc' (aka '@Sendable (XmlRpcValue) -> XmlRpcValue')[0;0m
 [0;36m99 |[0;0m         methods.withLock { m in
[0;36m100 |[0;0m             if m[named] != nil {
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/rosswift/param.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile param.swift
/Users/admin/builder/spi-builder-workspace/Sources/rosswift/param.swift:351:65: [1;31merror: [1;39mconverting non-Sendable function value to '@Sendable (XmlRpcValue) -> XmlRpcValue' may introduce data races[0;0m
[0;36m349 |[0;0m         }
[0;36m350 |[0;0m
[0;36m351 |[0;0m         if !ros.xmlrpcManager.bind(function: "paramUpdate", cb: paramUpdateCallback) {
    [0;36m|[0;0m                                                                 `- [1;31merror: [1;39mconverting non-Sendable function value to '@Sendable (XmlRpcValue) -> XmlRpcValue' may introduce data races[0;0m
[0;36m352 |[0;0m             ROS_DEBUG("\(#function) Could not bind paramUpdate")
[0;36m353 |[0;0m         }
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/rosswift/AdvertiseOptions.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/AdvertiseServiceOptions.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/AsyncAwaitSupport.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/CallbackInterface.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Header.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/IntraProcessPublisherLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/IntraProcessSubscriberLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/MessageDeserializer.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/MessageEvent.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/NodeHandle.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Publication.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Publisher.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/PublisherLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/RosManager.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/RosService.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/SerializedMessage.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service+Extension.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/Service.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/ServiceClient.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/ServiceClientLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/ServiceManager.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/ServiceMessage.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/ServicePublication.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/ServiceServer.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Service/ServiceServerLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Spinner.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/SpinnerMonitor.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/SteadyTimer.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Subscription/SingleSubscriberPublisher.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Subscription/SubscribeOptions.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Subscription/Subscriber.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Subscription/SubscriberCallbacks.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Subscription/SubscriberLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Subscription/Subscription.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Subscription/SubscriptionCallbackHelper.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/SubscriptionQueue.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/SynchronizedArray.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/Timer.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/TimerEvent.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/TimerManager.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/TopicManager.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/TransportHints.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/TransportPublisherLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/TransportSubscriberLink.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/WallTimer.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/XmlRpcServerMethod.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/concurrency/AsyncCallBackQueue.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/filelog.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/logger.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/names.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/nio/Connection.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/nio/ConnectionManager.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/nio/Master.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/nio/RosMasterBrowser.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/nio/TransportTCP.swift /Users/admin/builder/spi-builder-workspace/Sources/rosswift/nio/XMLRPCManager.swift 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/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/Darwin.swiftcrossimport/xlocale.swiftoverlay -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin 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error: Build failed
BUILD FAILURE 6.4 macosSpm