Swift Package Index

Build Information

Successful build of AsyncChannels, reference main (0fed3c), with Swift 6.4 for macOS (SPM) on 24 Sep 2026 13:39:19 UTC.

Swift 6 data race errors: 0

Build Command

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

Build Log

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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/gh123man/Async-Channels.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/gh123man/Async-Channels
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 0fed3c0 Improve benchmark harness and compare Swift 6.3 performance (#24)
Cloned https://github.com/gh123man/Async-Channels.git
Revision (git rev-parse @):
0fed3c0a90214bfd8cf129d091e648b1b516b6da
SUCCESS checkout https://github.com/gh123man/Async-Channels.git at main
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Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/gh123man/Async-Channels.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 / 328]
[Planning deferred tasks]
[35 / 154] InternalCollectionsUtilities
[73 / 154]
[74 / 155] InternalCollectionsUtilities
[87 / 168] InternalCollectionsUtilities
[99 / 174] InternalCollectionsUtilities
[112 / 186] HeapModule
[126 / 209] OrderedCollections
[139 / 244]
[150 / 244] _RopeModule
[154 / 244] _RopeModule
[155 / 244] _RopeModule
[157 / 244] _RopeModule
[166 / 244] _RopeModule
[166 / 244] OrderedCollections
[187 / 244] DequeModule
[193 / 244] HashTreeCollections
[195 / 244] HashTreeCollections
[198 / 244] HashTreeCollections
[205 / 244] DequeModule
[208 / 244] _RopeModule
[210 / 244] BitCollections
[215 / 244] BitCollections
[217 / 244] BitCollections
[221 / 244] HeapModule
[226 / 247] HashTreeCollections
[234 / 248] BitCollections
[236 / 248] BitCollections
[239 / 248] Collections
[239 / 248] AsyncChannels
[247 / 289]
[252 / 289]
[255 / 289]
[256 / 289]
[260 / 289]
[262 / 289]
[265 / 289]
[268 / 289]
[270 / 289]
[271 / 289]
[280 / 289] AsyncChannels
[286 / 289] AsyncChannels
Build complete! (12.98 sec)
Fetching https://github.com/apple/swift-collections
[1/27702] Fetching swift-collections
Fetched https://github.com/apple/swift-collections (3.05s)
Computing version for https://github.com/apple/swift-collections
Computed https://github.com/apple/swift-collections at 1.7.0 (3.76s)
Creating working copy for https://github.com/apple/swift-collections
Working copy of https://github.com/apple/swift-collections resolved at 1.7.0
/Users/admin/builder/spi-builder-workspace/Sources/AsyncChannels/ThrowingChannel+Extensions.swift:22:9: warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
20 |     public func blockingSend(_ val: T) throws {
21 |         let semaphore = DispatchSemaphore(value: 0)
22 |         Task {
   |         |- warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
   |         `- note: to silence this warning, handle the error inside the task, or store/discard the task value explicitly
23 |             // TODO
24 |             try await self <- val
[#NoUseUnstructuredThrowingTask]: <https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task>
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-collections",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.1.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-collections"
    }
  ],
  "manifest_display_name" : "AsyncChannels",
  "name" : "AsyncChannels",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "AsyncChannels",
      "targets" : [
        "AsyncChannels"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "AsyncChannelsTests",
      "module_type" : "SwiftTarget",
      "name" : "AsyncChannelsTests",
      "path" : "Tests/AsyncChannelsTests",
      "sources" : [
        "BehaviorTests.swift",
        "ReadmeTests.swift",
        "TypeTests.swift"
      ],
      "target_dependencies" : [
        "AsyncChannels"
      ],
      "type" : "test"
    },
    {
      "c99name" : "AsyncChannels",
      "module_type" : "SwiftTarget",
      "name" : "AsyncChannels",
      "path" : "Sources/AsyncChannels",
      "product_dependencies" : [
        "Collections"
      ],
      "product_memberships" : [
        "AsyncChannels"
      ],
      "sources" : [
        "Channel+Extensions.swift",
        "Channel.swift",
        "ChannelInternal.swift",
        "FastLock.swift",
        "Select.swift",
        "Synchronization.swift",
        "ThrowingChannel+Extensions.swift",
        "ThrowingChannel.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.