Swift Package IndexBuild Information
Successful build of SignalRClient, reference dev (e9a4d8), with Swift 6.3 for macOS (SPM) on 17 Apr 2026 16:58:21 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dotnet/signalr-client-swift.git
Reference: dev
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dotnet/signalr-client-swift
* branch dev -> FETCH_HEAD
* [new branch] dev -> origin/dev
HEAD is now at e9a4d8f merge from main branch
Cloned https://github.com/dotnet/signalr-client-swift.git
Revision (git rev-parse @):
e9a4d8f9926d595e6c6585074e5281a80fb28e9a
SUCCESS checkout https://github.com/dotnet/signalr-client-swift.git at dev
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
"identity": ".resolve-product-dependencies",
"name": "resolve-dependencies",
"url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"traits": [
"default"
],
"dependencies": [
{
"identity": "signalr-client-swift",
"name": "SignalRClient",
"url": "https://github.com/dotnet/signalr-client-swift.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/signalr-client-swift",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
Fetching https://github.com/dotnet/signalr-client-swift.git
[1/2412] Fetching signalr-client-swift
Fetched https://github.com/dotnet/signalr-client-swift.git from cache (0.95s)
Creating working copy for https://github.com/dotnet/signalr-client-swift.git
Working copy of https://github.com/dotnet/signalr-client-swift.git resolved at dev (e9a4d8f)
warning: '.resolve-product-dependencies': dependency 'signalr-client-swift' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/dotnet/signalr-client-swift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--6988338F2F200930.txt
[3/37] Emitting module SignalRClient
[4/40] Compiling SignalRClient WebSocketTransport.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/Transport/WebSocketTransport.swift:215:25: warning: switch covers known cases, but 'URLSessionWebSocketTask.Message' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode
213 | let message = try await websocket.receive()
214 |
215 | switch message {
| |- warning: switch covers known cases, but 'URLSessionWebSocketTask.Message' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode
| `- note: handle unknown values using "@unknown default"
216 | case .string(let text):
217 | logger.log(level: .debug, message: "(WebSockets transport) Received message: \(text)")
[5/40] Compiling SignalRClient Utils.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/Transport/WebSocketTransport.swift:215:25: warning: switch covers known cases, but 'URLSessionWebSocketTask.Message' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode
213 | let message = try await websocket.receive()
214 |
215 | switch message {
| |- warning: switch covers known cases, but 'URLSessionWebSocketTask.Message' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode
| `- note: handle unknown values using "@unknown default"
216 | case .string(let text):
217 | logger.log(level: .debug, message: "(WebSockets transport) Received message: \(text)")
[6/40] Compiling SignalRClient Version.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/Transport/WebSocketTransport.swift:215:25: warning: switch covers known cases, but 'URLSessionWebSocketTask.Message' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode
213 | let message = try await websocket.receive()
214 |
215 | switch message {
| |- warning: switch covers known cases, but 'URLSessionWebSocketTask.Message' may have additional unknown values, possibly added in future versions; this is an error in the Swift 6 language mode
| `- note: handle unknown values using "@unknown default"
216 | case .string(let text):
217 | logger.log(level: .debug, message: "(WebSockets transport) Received message: \(text)")
[7/40] Compiling SignalRClient LongPollingTransport.swift
[8/40] Compiling SignalRClient ServerSentEventTransport.swift
[9/40] Compiling SignalRClient Transport.swift
[10/40] Compiling SignalRClient JsonHubProtocol.swift
[11/40] Compiling SignalRClient MessagePackHubProtocol.swift
[12/40] Compiling SignalRClient MessageType.swift
[13/40] Compiling SignalRClient MsgpackCommon.swift
[14/40] Compiling SignalRClient SignalRError.swift
[15/40] Compiling SignalRClient StatefulReconnectOptions.swift
[16/40] Compiling SignalRClient StreamResult.swift
[17/40] Compiling SignalRClient TaskCompletionSource.swift
[18/40] Compiling SignalRClient AsyncLock.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/AsyncLock.swift:12:14: warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
10 |
11 | func wait() async {
12 | lock.wait()
| `- warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
13 |
14 | if !isLocked {
Dispatch.DispatchSemaphore.wait:2:13: note: 'wait()' declared here
1 | class DispatchSemaphore {
2 | public func wait()}
| `- note: 'wait()' declared here
3 |
[19/40] Compiling SignalRClient AtomicState.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/AsyncLock.swift:12:14: warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
10 |
11 | func wait() async {
12 | lock.wait()
| `- warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
13 |
14 | if !isLocked {
Dispatch.DispatchSemaphore.wait:2:13: note: 'wait()' declared here
1 | class DispatchSemaphore {
2 | public func wait()}
| `- note: 'wait()' declared here
3 |
[20/40] Compiling SignalRClient ConnectionProtocol.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/AsyncLock.swift:12:14: warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
10 |
11 | func wait() async {
12 | lock.wait()
| `- warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
13 |
14 | if !isLocked {
Dispatch.DispatchSemaphore.wait:2:13: note: 'wait()' declared here
1 | class DispatchSemaphore {
2 | public func wait()}
| `- note: 'wait()' declared here
3 |
[21/40] Compiling SignalRClient HandshakeProtocol.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/AsyncLock.swift:12:14: warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
10 |
11 | func wait() async {
12 | lock.wait()
| `- warning: instance method 'wait' is unavailable from asynchronous contexts; Await a Task handle instead; this is an error in the Swift 6 language mode
13 |
14 | if !isLocked {
Dispatch.DispatchSemaphore.wait:2:13: note: 'wait()' declared here
1 | class DispatchSemaphore {
2 | public func wait()}
| `- note: 'wait()' declared here
3 |
[22/40] Compiling SignalRClient HttpClient.swift
[23/40] Compiling SignalRClient HttpConnection.swift
[24/40] Compiling SignalRClient HubConnection+On.swift
[25/40] Compiling SignalRClient HubConnection+OnResult.swift
[26/40] Compiling SignalRClient MsgpackDecoder.swift
[27/40] Compiling SignalRClient MsgpackEncoder.swift
[28/40] Compiling SignalRClient TextMessageFormat.swift
[29/40] Compiling SignalRClient RetryPolicy.swift
[30/40] Compiling SignalRClient TimeScheduler.swift
[31/40] Compiling SignalRClient TransferFormat.swift
[32/40] Compiling SignalRClient EventSource.swift
[33/40] Compiling SignalRClient MessageBuffer.swift
[34/40] Compiling SignalRClient BinaryMessageFormat.swift
[35/40] Compiling SignalRClient HubMessage.swift
[36/40] Compiling SignalRClient HubProtocol.swift
[37/40] Compiling SignalRClient HubConnection.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:541:50: warning: expression implicitly coerced from '[Any?]' to '[Any]'
539 | let expectResponse = message.invocationId != nil
540 | if (expectResponse) {
541 | var result: Any? = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
542 | if (result is Void) {
543 | // Void is not encodeable
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:549:35: warning: expression implicitly coerced from '[Any?]' to '[Any]'
547 | try await sendWithProtocol(completionMessage)
548 | } else {
549 | _ = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
550 | }
551 | }
[38/40] Compiling SignalRClient HubConnectionBuilder.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:541:50: warning: expression implicitly coerced from '[Any?]' to '[Any]'
539 | let expectResponse = message.invocationId != nil
540 | if (expectResponse) {
541 | var result: Any? = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
542 | if (result is Void) {
543 | // Void is not encodeable
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:549:35: warning: expression implicitly coerced from '[Any?]' to '[Any]'
547 | try await sendWithProtocol(completionMessage)
548 | } else {
549 | _ = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
550 | }
551 | }
[39/40] Compiling SignalRClient InvocationBinder.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:541:50: warning: expression implicitly coerced from '[Any?]' to '[Any]'
539 | let expectResponse = message.invocationId != nil
540 | if (expectResponse) {
541 | var result: Any? = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
542 | if (result is Void) {
543 | // Void is not encodeable
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:549:35: warning: expression implicitly coerced from '[Any?]' to '[Any]'
547 | try await sendWithProtocol(completionMessage)
548 | } else {
549 | _ = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
550 | }
551 | }
[40/40] Compiling SignalRClient Logger.swift
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:541:50: warning: expression implicitly coerced from '[Any?]' to '[Any]'
539 | let expectResponse = message.invocationId != nil
540 | if (expectResponse) {
541 | var result: Any? = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
542 | if (result is Void) {
543 | // Void is not encodeable
/Users/admin/builder/spi-builder-workspace/Sources/SignalRClient/HubConnection.swift:549:35: warning: expression implicitly coerced from '[Any?]' to '[Any]'
547 | try await sendWithProtocol(completionMessage)
548 | } else {
549 | _ = try await handler(message.arguments.value ?? [])
| | `- note: explicitly cast to '[Any]' with 'as [Any]' to silence this warning
| `- warning: expression implicitly coerced from '[Any?]' to '[Any]'
550 | }
551 | }
Build complete! (5.27s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "SignalRClient",
"name" : "SignalRClient",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "11.0"
},
{
"name" : "ios",
"version" : "14.0"
}
],
"products" : [
{
"name" : "SignalRClient",
"targets" : [
"SignalRClient"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SignalRClientTests",
"module_type" : "SwiftTarget",
"name" : "SignalRClientTests",
"path" : "Tests/SignalRClientTests",
"sources" : [
"AsyncLockTest.swift",
"BinaryMessageFormatTests.swift",
"EventSourceTests.swift",
"HandshakeProtocolTests.swift",
"HttpClientTests.swift",
"HubConnection+OnResultTests.swift",
"HubConnection+OnTests.swift",
"HubConnectionTests.swift",
"JsonHubProtocolTests.swift",
"LoggerTests.swift",
"LongPollingTransportTests.swift",
"MessageBufferTests.swift",
"MessagePackHubProtocolTests.swift",
"Msgpack/MsgpackDecoderTests.swift",
"Msgpack/MsgpackEncoderTests.swift",
"ServerSentEventTransportTests.swift",
"TaskCompletionSourceTests.swift",
"TextMessageFormatTests.swift",
"TimeSchedulerTests.swift",
"Utils.swift",
"UtilsTest.swift",
"WebSocketTransportTests.swift"
],
"target_dependencies" : [
"SignalRClient"
],
"type" : "test"
},
{
"c99name" : "SignalRClientIntegrationTests",
"module_type" : "SwiftTarget",
"name" : "SignalRClientIntegrationTests",
"path" : "Tests/SignalRClientIntegrationTests",
"sources" : [
"IntegrationTests.swift"
],
"target_dependencies" : [
"SignalRClient"
],
"type" : "test"
},
{
"c99name" : "SignalRClient",
"module_type" : "SwiftTarget",
"name" : "SignalRClient",
"path" : "Sources/SignalRClient",
"product_memberships" : [
"SignalRClient"
],
"sources" : [
"AsyncLock.swift",
"AtomicState.swift",
"ConnectionProtocol.swift",
"HandshakeProtocol.swift",
"HttpClient.swift",
"HttpConnection.swift",
"HubConnection+On.swift",
"HubConnection+OnResult.swift",
"HubConnection.swift",
"HubConnectionBuilder.swift",
"InvocationBinder.swift",
"Logger.swift",
"MessageBuffer.swift",
"Protocols/BinaryMessageFormat.swift",
"Protocols/HubMessage.swift",
"Protocols/HubProtocol.swift",
"Protocols/JsonHubProtocol.swift",
"Protocols/MessagePackHubProtocol.swift",
"Protocols/MessageType.swift",
"Protocols/Msgpack/MsgpackCommon.swift",
"Protocols/Msgpack/MsgpackDecoder.swift",
"Protocols/Msgpack/MsgpackEncoder.swift",
"Protocols/TextMessageFormat.swift",
"RetryPolicy.swift",
"SignalRError.swift",
"StatefulReconnectOptions.swift",
"StreamResult.swift",
"TaskCompletionSource.swift",
"TimeScheduler.swift",
"TransferFormat.swift",
"Transport/EventSource.swift",
"Transport/LongPollingTransport.swift",
"Transport/ServerSentEventTransport.swift",
"Transport/Transport.swift",
"Transport/WebSocketTransport.swift",
"Utils.swift",
"Version.swift"
],
"type" : "library"
}
],
"tools_version" : "5.10"
}
Done.