Swift Package Index

Build Information

Successful build of swift-atomics, reference main (3414b0), with Swift 6.4 for macOS (SPM) on 11 Nov 2026 16:40:22 UTC.

Swift 6 data race errors: 0

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.4
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/apple/swift-atomics.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/apple/swift-atomics
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 3414b07 Merge pull request #137 from charles-zablit/cz/cmake/cmp0157
Cloned https://github.com/apple/swift-atomics.git
Revision (git rev-parse @):
3414b07b3ad442e6122e3fcaa1bd4ed419c49baf
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/apple/swift-atomics.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-atomics",
      "name": "swift-atomics",
      "url": "https://github.com/apple/swift-atomics.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-atomics",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/apple/swift-atomics.git
[1/1927] Fetching swift-atomics
Fetched https://github.com/apple/swift-atomics.git (1.07s)
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at main (3414b07)
warning: '.resolve-product-dependencies': dependency 'swift-atomics' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/apple/swift-atomics.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 96]
[Planning deferred tasks]
[21 / 33]
[23 / 34] _AtomicsShims
[36 / 66]
[40 / 66]
[45 / 66]
[57 / 66] Atomics
Build complete! (4.88 sec)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "swift-atomics",
  "name" : "swift-atomics",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Atomics",
      "targets" : [
        "Atomics"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "_AtomicsShims",
      "module_type" : "ClangTarget",
      "name" : "_AtomicsShims",
      "path" : "Sources/_AtomicsShims",
      "product_memberships" : [
        "Atomics"
      ],
      "sources" : [
        "src/_AtomicsShims.c"
      ],
      "type" : "library"
    },
    {
      "c99name" : "AtomicsTests",
      "module_type" : "SwiftTarget",
      "name" : "AtomicsTests",
      "path" : "Tests/AtomicsTests",
      "sources" : [
        "AtomicLazyReference.swift",
        "Basics/BasicTestSupport.swift",
        "Basics/autogenerated/BasicAtomicBoolTests.swift",
        "Basics/autogenerated/BasicAtomicDoubleWordTests.swift",
        "Basics/autogenerated/BasicAtomicInt16Tests.swift",
        "Basics/autogenerated/BasicAtomicInt32Tests.swift",
        "Basics/autogenerated/BasicAtomicInt64Tests.swift",
        "Basics/autogenerated/BasicAtomicInt8Tests.swift",
        "Basics/autogenerated/BasicAtomicIntTests.swift",
        "Basics/autogenerated/BasicAtomicMutablePointerTests.swift",
        "Basics/autogenerated/BasicAtomicMutableRawPointerTests.swift",
        "Basics/autogenerated/BasicAtomicOptionalMutablePointerTests.swift",
        "Basics/autogenerated/BasicAtomicOptionalMutableRawPointerTests.swift",
        "Basics/autogenerated/BasicAtomicOptionalPointerTests.swift",
        "Basics/autogenerated/BasicAtomicOptionalRawPointerTests.swift",
        "Basics/autogenerated/BasicAtomicOptionalRawRepresentableTests.swift",
        "Basics/autogenerated/BasicAtomicOptionalReferenceTests.swift",
        "Basics/autogenerated/BasicAtomicOptionalUnmanagedTests.swift",
        "Basics/autogenerated/BasicAtomicPointerTests.swift",
        "Basics/autogenerated/BasicAtomicRawPointerTests.swift",
        "Basics/autogenerated/BasicAtomicRawRepresentableTests.swift",
        "Basics/autogenerated/BasicAtomicReferenceTests.swift",
        "Basics/autogenerated/BasicAtomicUInt16Tests.swift",
        "Basics/autogenerated/BasicAtomicUInt32Tests.swift",
        "Basics/autogenerated/BasicAtomicUInt64Tests.swift",
        "Basics/autogenerated/BasicAtomicUInt8Tests.swift",
        "Basics/autogenerated/BasicAtomicUIntTests.swift",
        "Basics/autogenerated/BasicAtomicUnmanagedTests.swift",
        "DoubleWord.swift",
        "LifetimeTracked.swift",
        "LockFreeQueue.swift",
        "LockFreeSingleConsumerStack.swift",
        "StrongReferenceRace.swift",
        "StrongReferenceShuffle.swift",
        "StrongReferenceSubclass.swift"
      ],
      "target_dependencies" : [
        "Atomics"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Atomics",
      "module_type" : "SwiftTarget",
      "name" : "Atomics",
      "path" : "Sources/Atomics",
      "product_memberships" : [
        "Atomics"
      ],
      "sources" : [
        "Conformances/OptionalRawRepresentable.swift",
        "Conformances/RawRepresentable.swift",
        "Conformances/autogenerated/AtomicBool.swift",
        "Conformances/autogenerated/IntegerConformances.swift",
        "Conformances/autogenerated/PointerConformances.swift",
        "Primitives/autogenerated/Primitives.native.swift",
        "Protocols/AtomicInteger.swift",
        "Protocols/AtomicOptionalWrappable.swift",
        "Protocols/AtomicReference.swift",
        "Protocols/AtomicStorage.swift",
        "Protocols/AtomicValue.swift",
        "Types/AtomicMemoryOrderings.swift",
        "Types/DoubleWord.swift",
        "Types/ManagedAtomic.swift",
        "Types/ManagedAtomicLazyReference.swift",
        "Types/UnsafeAtomic.swift",
        "Types/UnsafeAtomicLazyReference.swift",
        "Types/autogenerated/IntegerOperations.swift",
        "Unmanaged extensions.swift"
      ],
      "target_dependencies" : [
        "_AtomicsShims"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.10"
}
✅  Doc result (pending) reported
========================================
GenerateDocs
========================================
Generating docs at path:  $PWD/.docs/apple/swift-atomics/main
Repository:               apple/swift-atomics
Swift version used:       6.4
Target:                   Atomics
Extracting symbol information for 'Atomics'...
Finished extracting symbol information for 'Atomics'. (1.43s)
Building documentation for 'Atomics'...
warning: '9t4wj' isn't a disambiguation for 'atomicCompareExchange(expected:desired:at:successOrdering:failureOrdering:)' at '/Atomics/AtomicStorage'
  --> Extensions/AtomicStorage.md:20:80-20:86
18 | - ``atomicExchange(_:at:ordering:)``
19 | - ``atomicCompareExchange(expected:desired:at:ordering:)``
20 + - ``atomicCompareExchange(expected:desired:at:successOrdering:failureOrdering:)-9t4wj``
   |                                                                                ╰─suggestion: Remove '-9t4wj' for 'static func atomicCompareExchange(expected: Value, desired: Value, at pointer: UnsafeMutablePointer<Self>, successOrdering: AtomicUpdateOrdering, failureOrdering: AtomicLoadOrdering) -> (exchanged: Bool, original: Value)'
21 | - ``atomicWeakCompareExchange(expected:desired:at:ordering:)-55229``
22 | - ``atomicWeakCompareExchange(expected:desired:at:successOrdering:failureOrdering:)``
Finished building documentation for 'Atomics' (0.38s)
Generated documentation archive at:
  /Users/admin/builder/spi-builder-workspace/.docs/apple/swift-atomics/main
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin (1.33s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.5.0 (3.91s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3866] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit (1.24s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.97s)
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...
[Planning deferred tasks]
[18 / 41]
[20 / 43] Snippets
[26 / 81]
[28 / 81]
[32 / 81]
[34 / 81]
[37 / 81]
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[54 / 81] SymbolKit
[55 / 81] Snippets
[68 / 81] Snippets
[75 / 82] Snippets
[81 / 86] snippet-extract-product
[82 / 86] snippet-extract-product
[84 / 86] snippet-extract-product
Build complete! (6.47 sec)
Building for debugging...
[Planning deferred tasks]
[4 / 12] Atomics
[15 / 23] Atomics
Build complete! (1.22 sec)
    1238
11	/Users/admin/builder/spi-builder-workspace/.docs/apple/swift-atomics/main
✅  Doc result (uploading) reported
========================================
SyncDocs
========================================
Doc archive source directory: $PWD/.docs/apple/swift-atomics/main
File count: 1238
Doc size:   11.0MB
Preparing doc bundle ...
Using presigned URL upload - AWS credentials not required
Uploading -apple-swift-atomics-main-22885447.zip to presigned URL
Starting upload of 2008139 bytes...
Upload completed successfully
Done.