Swift Package Index

Build Information

Successful build of SwiftAsyncStream, reference main (0916a5), with Swift 6.3 for macOS (SPM) on 28 Aug 2026 20:48:58 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.5.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.0.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/o-nnerb/swift-async-stream.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/o-nnerb/swift-async-stream
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
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 main
========================================
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": "swift-async-stream",
      "name": "SwiftAsyncStream",
      "url": "https://github.com/o-nnerb/swift-async-stream.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-async-stream",
      "traits": [
        "default"
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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 (1.04s)
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 main (0916a53)
warning: '.resolve-product-dependencies': dependency 'swift-async-stream' 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/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
[6/23] Compiling SwiftAsyncStream AnyAsyncSequence.swift
[7/23] Compiling SwiftAsyncStream EventSubject.swift
[8/23] Compiling SwiftAsyncStream NodeChain.swift
[9/23] Compiling SwiftAsyncStream NodeSubject.swift
[10/23] Compiling SwiftAsyncStream SubjectBufferingPolicy.swift
[11/23] Compiling SwiftAsyncStream ValueSubject.swift
[12/23] Compiling SwiftAsyncStream Task+.swift
[13/23] Compiling SwiftAsyncStream InlineProperty.swift
[14/23] Compiling SwiftAsyncStream Lock.swift
[15/23] Compiling SwiftAsyncStream PendingWaitersTimeout.swift
[16/23] Compiling SwiftAsyncStream SerialCoalescingQueue.swift
[17/23] Compiling SwiftAsyncStream AsyncLock.swift
[18/23] Compiling SwiftAsyncStream AsyncOperation.swift
[19/23] Compiling SwiftAsyncStream AsyncSemaphore.swift
[20/23] Compiling SwiftAsyncStream AsyncSignal.swift
[21/23] Emitting module SwiftAsyncStream
[22/23] Compiling SwiftAsyncStream TaskDetachment.swift
[23/23] Compiling SwiftAsyncStream FIFOQueue.swift
[24/27] Compiling SwiftAsyncTesting ConcurrentExecutionTrait.swift
[25/27] Compiling SwiftAsyncTesting TaskDetachmentTrait.swift
[26/27] Emitting module SwiftAsyncTesting
[27/27] Compiling SwiftAsyncTesting AsyncExpectation.swift
Build complete! (12.77s)
Build complete.
{
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  "manifest_display_name" : "SwiftAsyncStream",
  "name" : "SwiftAsyncStream",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
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    {
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  ],
  "swift_languages_versions" : [
    "6"
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  "targets" : [
    {
      "c99name" : "SwiftAsyncTestingTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftAsyncTestingTests",
      "path" : "Tests/SwiftAsyncTestingTests",
      "sources" : [
        "AsyncExpectationTests.swift"
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      "target_dependencies" : [
        "SwiftAsyncTesting"
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      "type" : "test"
    },
    {
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      "product_memberships" : [
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      "sources" : [
        "AsyncExpectation.swift",
        "ConcurrentExecutionTrait.swift",
        "TaskDetachmentTrait.swift"
      ],
      "target_dependencies" : [
        "SwiftAsyncStream"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftAsyncStreamTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftAsyncStreamTests",
      "path" : "Tests/SwiftAsyncStreamTests",
      "sources" : [
        "Async/AsyncLockTests.swift",
        "Async/AsyncOperationTests.swift",
        "Async/AsyncSemaphoreTests.swift",
        "Async/AsyncSignalTests.swift",
        "Async/ConcurrentExecutionTraitTests.swift",
        "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",
        "Stream/ValueSubjectTests.swift",
        "TaskTimeoutTests.swift"
      ],
      "target_dependencies" : [
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        "SwiftAsyncTesting"
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        "SwiftAsyncTesting"
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      "sources" : [
        "Async/AsyncLock.swift",
        "Async/AsyncOperation.swift",
        "Async/AsyncSemaphore.swift",
        "Async/AsyncSignal.swift",
        "Async/PendingWaitersTimeout.swift",
        "Async/SerialCoalescingQueue.swift",
        "Async/TaskDetachment.swift",
        "FIFOQueue.swift",
        "InlineProperty.swift",
        "Lock.swift",
        "Stream/AnyAsyncSequence.swift",
        "Stream/EventSubject.swift",
        "Stream/NodeChain.swift",
        "Stream/NodeSubject.swift",
        "Stream/ReplaySubject.swift",
        "Stream/SubjectAsyncIterator.swift",
        "Stream/SubjectBufferingPolicy.swift",
        "Stream/ValueSubject.swift",
        "Task+.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.2"
}
✅  Doc result (pending) reported
========================================
GenerateDocs
========================================
Generating docs at path:  $PWD/.docs/o-nnerb/swift-async-stream/main
Repository:               o-nnerb/swift-async-stream
Swift version used:       6.3
Target:                   SwiftAsyncStream
Extracting symbol information for 'SwiftAsyncStream'...
Finished extracting symbol information for 'SwiftAsyncStream'. (21.54s)
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' (0.56s)
Generated documentation archive at:
  /Users/admin/builder/spi-builder-workspace/.docs/o-nnerb/swift-async-stream/main
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 (3.74s)
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[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 (2.08s)
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
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.5.0
Building for debugging...
[0/8] Write sources
[2/8] Write snippet-extract-tool-entitlement.plist
[4/8] Write swift-version-69A768CDF2A0BEE1.txt
[6/54] Emitting module SymbolKit
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[10/58] Compiling SymbolKit Mutability.swift
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[16/58] Compiling SymbolKit Fragment.swift
[17/58] Compiling SymbolKit FragmentKind.swift
[18/58] Compiling SymbolKit FunctionParameter.swift
[19/58] Compiling SymbolKit FunctionSignature.swift
[20/58] Emitting module Snippets
[21/58] Compiling Snippets SnippetParser.swift
[22/58] Compiling Snippets Snippet.swift
[23/58] Compiling Snippets SnippetLanguage.swift
[24/58] Compiling SymbolKit SemanticVersion.swift
[25/58] Compiling SymbolKit AccessControl.swift
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[27/58] Compiling SymbolKit AvailabilityItem.swift
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[29/58] Compiling SymbolKit Symbol.swift
[30/58] Compiling SymbolKit SymbolKind.swift
[31/58] Compiling SymbolKit SymbolGraph.swift
[32/58] Compiling SymbolKit GraphCollector.swift
[33/58] Compiling SymbolKit Mixin+Equals.swift
[34/58] Compiling SymbolKit Mixin+Hash.swift
[35/58] Compiling SymbolKit Mixin.swift
[36/58] Compiling SymbolKit LineList.swift
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[39/58] Compiling SymbolKit Metadata.swift
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[55/58] Compiling SymbolKit UnifiedSymbolGraph.swift
[56/62] Compiling snippet_extract SymbolGraph+Snippet.swift
[57/62] Compiling snippet_extract URL+Status.swift
[58/62] Emitting module snippet_extract
[59/62] Compiling snippet_extract SnippetBuildCommand.swift
[59/62] Write Objects.LinkFileList
[60/62] Linking snippet-extract-tool
[61/62] Applying snippet-extract-tool
Build of product 'snippet-extract' complete! (4.54s)
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'. (23.83s)
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/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/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/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: '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: '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/main
Building for debugging...
[0/3] Write swift-version-69A768CDF2A0BEE1.txt
Build of product 'snippet-extract' complete! (0.20s)
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[0/1] Write swift-version-69A768CDF2A0BEE1.txt
Build of target: 'SwiftAsyncTesting' complete! (0.24s)
Successfully merged into /Users/admin/builder/spi-builder-workspace/.docs-staging/o-nnerb/swift-async-stream/main/index/index.json
Successfully merged into /Users/admin/builder/spi-builder-workspace/.docs-staging/o-nnerb/swift-async-stream/main/linkable-paths.json
     598
5	/Users/admin/builder/spi-builder-workspace/.docs/o-nnerb/swift-async-stream/main
✅  Doc result (uploading) reported
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SyncDocs
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Doc archive source directory: $PWD/.docs/o-nnerb/swift-async-stream/main
File count: 598
Doc size:   5.0MB
Preparing doc bundle ...
Using presigned URL upload - AWS credentials not required
Uploading -o-nnerb-swift-async-stream-main-105ac8db.zip to presigned URL
Starting upload of 1051246 bytes...
Upload completed successfully
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