Swift Package Index

Build Information

Successful build of Mutex, reference 0.0.6 (177015), with Swift 6.4 for macOS (SPM) on 22 Sep 2026 09:43:27 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/swhitty/swift-mutex.git
Reference: 0.0.6
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swhitty/swift-mutex
 * tag               0.0.6      -> FETCH_HEAD
HEAD is now at 1770152 Swift 6.1.2 musl
Cloned https://github.com/swhitty/swift-mutex.git
Revision (git rev-parse @):
1770152df756b54c28ef1787df1e957d93cc62d5
SUCCESS checkout https://github.com/swhitty/swift-mutex.git at 0.0.6
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Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/swhitty/swift-mutex.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
[19 / 28]
[20 / 29] Mutex
[29 / 58]
[33 / 58]
[36 / 58]
[37 / 58]
[40 / 58]
[42 / 58]
[44 / 58]
[49 / 58] Mutex
[55 / 58] Mutex
Build complete! (5.35 sec)
/Users/admin/builder/spi-builder-workspace/Sources/AllocatedLock.swift:77:18: warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 75 | }
 76 |
 77 | public extension AllocatedLock where State == Void {
    |                  `- warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 78 |
 79 |     init() {
/Users/admin/builder/spi-builder-workspace/Sources/AllocatedLock.swift:135:11: warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
133 | import func os.os_unfair_lock_trylock
134 |
135 | extension AllocatedLock {
    |           `- warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
136 |     @usableFromInline
137 |     final class Storage {
/Users/admin/builder/spi-builder-workspace/Sources/Mutex.swift:42:34: warning: '15.0' is not a valid version number for visionOS
 40 | @available(tvOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 41 | @available(watchOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 42 | @available(visionOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
    |                                  `- warning: '15.0' is not a valid version number for visionOS
 43 | public struct Mutex<Value: ~Copyable>: ~Copyable {
 44 |     let storage: Storage<Value>
/Users/admin/builder/spi-builder-workspace/Sources/Mutex.swift:41:33: warning: '15.0' is not a valid version number for watchOS
 39 | @available(iOS, deprecated: 18.0, message: "use Mutex from Synchronization module")
 40 | @available(tvOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 41 | @available(watchOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
    |                                 `- warning: '15.0' is not a valid version number for watchOS
 42 | @available(visionOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 43 | public struct Mutex<Value: ~Copyable>: ~Copyable {
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/Sources/AllocatedLock.swift:77:18: warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 75 | }
 76 |
 77 | public extension AllocatedLock where State == Void {
    |                  `- warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
 78 |
 79 |     init() {
/Users/admin/builder/spi-builder-workspace/Sources/AllocatedLock.swift:135:11: warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
133 | import func os.os_unfair_lock_trylock
134 |
135 | extension AllocatedLock {
    |           `- warning: 'AllocatedLock' is deprecated: Unused by Mutex and will be removed in future versions. [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
136 |     @usableFromInline
137 |     final class Storage {
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/Sources/Mutex.swift:42:34: warning: '15.0' is not a valid version number for visionOS
 40 | @available(tvOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 41 | @available(watchOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 42 | @available(visionOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
    |                                  `- warning: '15.0' is not a valid version number for visionOS
 43 | public struct Mutex<Value: ~Copyable>: ~Copyable {
 44 |     let storage: Storage<Value>
/Users/admin/builder/spi-builder-workspace/Sources/Mutex.swift:41:33: warning: '15.0' is not a valid version number for watchOS
 39 | @available(iOS, deprecated: 18.0, message: "use Mutex from Synchronization module")
 40 | @available(tvOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 41 | @available(watchOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
    |                                 `- warning: '15.0' is not a valid version number for watchOS
 42 | @available(visionOS, deprecated: 15.0, message: "use Mutex from Synchronization module")
 43 | public struct Mutex<Value: ~Copyable>: ~Copyable {
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Mutex",
  "name" : "Mutex",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "Mutex",
      "targets" : [
        "Mutex"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "MutexTests",
      "module_type" : "SwiftTarget",
      "name" : "MutexTests",
      "path" : "Tests",
      "sources" : [
        "AllocatedLock+Unsafe.swift",
        "AllocatedLockTests.swift",
        "AllocatedLockXCTests.swift",
        "MutexTests.swift",
        "MutexXCTests.swift"
      ],
      "target_dependencies" : [
        "Mutex"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Mutex",
      "module_type" : "SwiftTarget",
      "name" : "Mutex",
      "path" : "Sources",
      "product_memberships" : [
        "Mutex"
      ],
      "sources" : [
        "AllocatedLock.swift",
        "Mutex.swift",
        "MutexSwift5.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Done.