Swift Package IndexBuild Information
Successful build of SwiftAsyncStream, reference 2.1.4 (0916a5), with Swift 6.3 for macOS (SPM) on 28 Aug 2026 20:46:39 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.5.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 5.0.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/o-nnerb/swift-async-stream.git
Reference: 2.1.4
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/o-nnerb/swift-async-stream
* tag 2.1.4 -> FETCH_HEAD
HEAD is now at 0916a53 Make ConcurrentExecutionTrait's executor optional (#43)
Cloned https://github.com/o-nnerb/swift-async-stream.git
Revision (git rev-parse @):
0916a533e6edfaecf4d8e2a2cb61443ae5df73a8
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/o-nnerb/swift-async-stream.git at 2.1.4
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ResolveProductDependencies
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Resolving dependencies ...
{
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"version": "unspecified",
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"traits": [
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"dependencies": [
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Fetching https://github.com/o-nnerb/swift-async-stream.git
[1/898] Fetching swift-async-stream
Fetched https://github.com/o-nnerb/swift-async-stream.git from cache (1.08s)
Creating working copy for https://github.com/o-nnerb/swift-async-stream.git
Working copy of https://github.com/o-nnerb/swift-async-stream.git resolved at 2.1.4 (0916a53)
warning: '.resolve-product-dependencies': dependency 'swift-async-stream' is not used by any target
Found 0 product dependencies
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Build
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Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/o-nnerb/swift-async-stream.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.5.0.app xcrun swift build --arch arm64
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-69A768CDF2A0BEE1.txt
[4/22] Compiling SwiftAsyncStream ReplaySubject.swift
[5/22] Compiling SwiftAsyncStream SubjectAsyncIterator.swift
[6/22] Compiling SwiftAsyncStream SubjectBufferingPolicy.swift
[7/22] Compiling SwiftAsyncStream ValueSubject.swift
[8/23] Compiling SwiftAsyncStream NodeChain.swift
[9/23] Compiling SwiftAsyncStream NodeSubject.swift
[10/23] Compiling SwiftAsyncStream Task+.swift
[11/23] Compiling SwiftAsyncStream InlineProperty.swift
[12/23] Compiling SwiftAsyncStream Lock.swift
[13/23] Compiling SwiftAsyncStream AnyAsyncSequence.swift
[14/23] Compiling SwiftAsyncStream EventSubject.swift
[15/23] Compiling SwiftAsyncStream PendingWaitersTimeout.swift
[16/23] Compiling SwiftAsyncStream SerialCoalescingQueue.swift
[17/23] Compiling SwiftAsyncStream AsyncSemaphore.swift
[18/23] Compiling SwiftAsyncStream AsyncSignal.swift
[19/23] Emitting module SwiftAsyncStream
[20/23] Compiling SwiftAsyncStream AsyncLock.swift
[21/23] Compiling SwiftAsyncStream AsyncOperation.swift
[22/23] Compiling SwiftAsyncStream TaskDetachment.swift
[23/23] Compiling SwiftAsyncStream FIFOQueue.swift
[24/27] Compiling SwiftAsyncTesting TaskDetachmentTrait.swift
[25/27] Compiling SwiftAsyncTesting ConcurrentExecutionTrait.swift
[26/27] Emitting module SwiftAsyncTesting
[27/27] Compiling SwiftAsyncTesting AsyncExpectation.swift
Build complete! (12.50s)
Build complete.
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"Async/SerialCoalescingQueueTests.swift",
"Async/TaskDetachmentTraitTests.swift",
"ContinuationLeakStressTests.swift",
"InlinePropertyTests.swift",
"LockTests.swift",
"Stream/AnyAsyncSequenceTests.swift",
"Stream/EventSubjectTests.swift",
"Stream/FIFOQueueTests.swift",
"Stream/NodeChainTests.swift",
"Stream/ReplaySubjectTests.swift",
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"Stream/EventSubject.swift",
"Stream/NodeChain.swift",
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"Stream/ValueSubject.swift",
"Task+.swift"
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✅ Doc result (pending) reported
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GenerateDocs
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Generating docs at path: $PWD/.docs/o-nnerb/swift-async-stream/2.1.4
Repository: o-nnerb/swift-async-stream
Swift version used: 6.3
Target: SwiftAsyncStream
Extracting symbol information for 'SwiftAsyncStream'...
Finished extracting symbol information for 'SwiftAsyncStream'. (21.50s)
Building documentation for 'SwiftAsyncStream'...
warning: 'Task' doesn't exist at '/SwiftAsyncStream'
--> SwiftAsyncStream.md:88:5-88:9
86 | - ``FIFOQueue``
87 | - ``InlineProperty``
88 + - ``Task/detachedUnlessDisabled(priority:operation:)``
| ╰─suggestion: Replace 'Task' with 'TaskTimeoutError'
Finished building documentation for 'SwiftAsyncStream' (0.61s)
Generated documentation archive at:
/Users/admin/builder/spi-builder-workspace/.docs/o-nnerb/swift-async-stream/2.1.4
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
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Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (4.54s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3815] Fetching swift-docc-symbolkit
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Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (2.12s)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
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Building for debugging...
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[9/54] Compiling SymbolKit LineList.swift
[10/54] Compiling SymbolKit Position.swift
[11/58] Emitting module Snippets
[12/58] Compiling Snippets SnippetLanguage.swift
[13/58] Compiling Snippets Snippet.swift
[14/58] Compiling Snippets SnippetParser.swift
[15/58] Emitting module SymbolKit
[16/58] Compiling SymbolKit Relationship.swift
[17/58] Compiling SymbolKit RelationshipKind.swift
[18/58] Compiling SymbolKit SourceOrigin.swift
[19/58] Compiling SymbolKit GenericConstraints.swift
[20/58] Compiling SymbolKit Swift.swift
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[25/58] Compiling SymbolKit SemanticVersion.swift
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[29/58] Compiling SymbolKit Domain.swift
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[56/62] Compiling snippet_extract URL+Status.swift
[57/62] Compiling snippet_extract SymbolGraph+Snippet.swift
[58/62] Compiling snippet_extract SnippetBuildCommand.swift
[59/62] Emitting module snippet_extract
[59/62] Write Objects.LinkFileList
[60/62] Linking snippet-extract-tool
[61/62] Applying snippet-extract-tool
Build of product 'snippet-extract' complete! (4.56s)
Building for debugging...
[0/1] Write swift-version-69A768CDF2A0BEE1.txt
Build of target: 'SwiftAsyncStream' complete! (0.23s)
Target: SwiftAsyncTesting
Extracting symbol information for 'SwiftAsyncTesting'...
Finished extracting symbol information for 'SwiftAsyncTesting'. (23.58s)
Building documentation for 'SwiftAsyncTesting'...
warning: 'AsyncSemaphore' doesn't exist at '/SwiftAsyncTesting/ConcurrentExecutionTrait'
--> ../ConcurrentExecutionTrait.swift:11:7-11:21
9 |
10 | /// Caps how many tests holding this trait may run at the same time, using an
11 + /// ``AsyncSemaphore`` shared across every test or suite that names the same pool.
12 | ///
13 | /// Two pools exist:
warning: 'AsyncSemaphore' doesn't exist at '/SwiftAsyncTesting/Testing/Trait/concurrent(_:)'
--> ../ConcurrentExecutionTrait.swift:65:25-65:39
63 |
64 | /// Limits how many tests may run at once across every call site that also omits `id`,
65 + /// backed by one ``AsyncSemaphore`` shared globally. Passing `nil` disables the trait.
66 | /// - Parameter executor: How many tests may hold this trait's permit at the same time.
67 | public static func concurrent(_ executor: Int?) -> Self {
warning: 'AsyncSemaphore' doesn't exist at '/SwiftAsyncTesting/ConcurrentExecutionTrait/concurrent(_:)'
--> ../ConcurrentExecutionTrait.swift:65:25-65:39
63 |
64 | /// Limits how many tests may run at once across every call site that also omits `id`,
65 + /// backed by one ``AsyncSemaphore`` shared globally. Passing `nil` disables the trait.
66 | /// - Parameter executor: How many tests may hold this trait's permit at the same time.
67 | public static func concurrent(_ executor: Int?) -> Self {
warning: 'AsyncSemaphore' doesn't exist at '/SwiftAsyncTesting/ConcurrentExecutionTrait/concurrent(_:id:)'
--> ../ConcurrentExecutionTrait.swift:72:18-72:32
70 |
71 | /// Limits how many tests may run at once across every call site sharing this `id`, backed
72 + /// by one ``AsyncSemaphore`` per `id`. Passing `nil` disables the trait.
73 | /// - Parameter executor: How many tests may hold this trait's permit at the same time.
74 | /// - Parameter id: Identifies the shared pool. Every use of the same `id` must agree on the
warning: 'AsyncSemaphore' doesn't exist at '/SwiftAsyncTesting/Testing/Trait/concurrent(_:id:)'
--> ../ConcurrentExecutionTrait.swift:72:18-72:32
70 |
71 | /// Limits how many tests may run at once across every call site sharing this `id`, backed
72 + /// by one ``AsyncSemaphore`` per `id`. Passing `nil` disables the trait.
73 | /// - Parameter executor: How many tests may hold this trait's permit at the same time.
74 | /// - Parameter id: Identifies the shared pool. Every use of the same `id` must agree on the
warning: 'concurrent(_:)' doesn't exist at '/SwiftAsyncTesting'
--> SwiftAsyncTesting.md:87:72-87:86
85 |
86 | Some tests can't run side by side with too many others — a fixed number of connections to a
87 + fake server, a resource that only tolerates so much parallel access. ``concurrent(_:)`` caps how
| ├─suggestion: Replace 'concurrent(_:)' with 'ConcurrentExecutionTrait'
| ╰─suggestion: Replace 'concurrent(_:)' with 'Limiting-concurrency'
88 | many tests holding it run at once, backed by an `AsyncSemaphore` shared by every call site that
89 | also omits `id`:
warning: 'concurrent(_:id:)' doesn't exist at '/SwiftAsyncTesting'
--> SwiftAsyncTesting.md:98:3-98:20
96 | ```
97 |
98 + ``concurrent(_:id:)`` does the same for a named pool, shared by every test or suite naming that
| ╰─suggestion: Replace 'concurrent(_:id:)' with 'ConcurrentExecutionTrait'
99 | `id`, independent of the unnamed pool and of every other `id`:
100 |
Finished building documentation for 'SwiftAsyncTesting' (0.08s)
Generated documentation archive at:
/Users/admin/builder/spi-builder-workspace/.docs/o-nnerb/swift-async-stream/2.1.4
Building for debugging...
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Build of product 'snippet-extract' complete! (0.20s)
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[0/1] Write swift-version-69A768CDF2A0BEE1.txt
Build of target: 'SwiftAsyncTesting' complete! (0.23s)
Successfully merged into /Users/admin/builder/spi-builder-workspace/.docs-staging/o-nnerb/swift-async-stream/2.1.4/index/index.json
Successfully merged into /Users/admin/builder/spi-builder-workspace/.docs-staging/o-nnerb/swift-async-stream/2.1.4/linkable-paths.json
598
5 /Users/admin/builder/spi-builder-workspace/.docs/o-nnerb/swift-async-stream/2.1.4
✅ Doc result (uploading) reported
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SyncDocs
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Doc archive source directory: $PWD/.docs/o-nnerb/swift-async-stream/2.1.4
File count: 598
Doc size: 5.0MB
Preparing doc bundle ...
Using presigned URL upload - AWS credentials not required
Uploading -o-nnerb-swift-async-stream-2.1.4-b6a3c6ce.zip to presigned URL
Starting upload of 1048389 bytes...
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