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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Successful build of SKQueue, reference master (08faec), with Swift 6.0 for macOS (SPM) on 1 Nov 2024 04:57:22 UTC.

Swift 6 data race errors: 11

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/daniel-pedersen/SKQueue.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/daniel-pedersen/SKQueue
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 08faecd Update Package.swift (#12)
Cloned https://github.com/daniel-pedersen/SKQueue.git
Revision (git rev-parse @):
08faecdcd1173d57706e5949dd699183e16f3c39
SUCCESS checkout https://github.com/daniel-pedersen/SKQueue.git at master
========================================
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",
  "dependencies": [
    {
      "identity": "skqueue",
      "name": "SKQueue",
      "url": "https://github.com/daniel-pedersen/SKQueue.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SKQueue",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/daniel-pedersen/SKQueue.git
[1/204] Fetching skqueue
Fetched https://github.com/daniel-pedersen/SKQueue.git from cache (0.70s)
Creating working copy for https://github.com/daniel-pedersen/SKQueue.git
Working copy of https://github.com/daniel-pedersen/SKQueue.git resolved at master (08faecd)
warning: '.resolve-product-dependencies': dependency 'skqueue' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/daniel-pedersen/SKQueue.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/4] Emitting module SKQueue
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:26:21: warning: static property 'None' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 24 |   }
 25 |
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
    |                     |- warning: static property 'None' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'None' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:26:21: warning: static property 'None' produces an empty option set
 24 |   }
 25 |
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
    |                     |- warning: static property 'None' produces an empty option set
    |                     `- note: use [] to silence this warning
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:27:21: warning: static property 'Rename' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 25 |
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
    |                     |- warning: static property 'Rename' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Rename' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:28:21: warning: static property 'Write' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
    |                     |- warning: static property 'Write' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Write' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:29:21: warning: static property 'Delete' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
    |                     |- warning: static property 'Delete' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Delete' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:30:21: warning: static property 'AttributeChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
    |                     |- warning: static property 'AttributeChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'AttributeChange' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:31:21: warning: static property 'SizeIncrease' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
    |                     |- warning: static property 'SizeIncrease' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'SizeIncrease' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:32:21: warning: static property 'LinkCountChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
    |                     |- warning: static property 'LinkCountChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'LinkCountChange' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:33:21: warning: static property 'AccessRevocation' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
    |                     |- warning: static property 'AccessRevocation' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'AccessRevocation' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:34:21: warning: static property 'Unlock' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
    |                     |- warning: static property 'Unlock' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Unlock' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
 36 |   public static let Default          = SKQueueNotification(rawValue: UInt32(INT_MAX))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:35:21: warning: static property 'DataAvailable' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
    |                     |- warning: static property 'DataAvailable' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'DataAvailable' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 36 |   public static let Default          = SKQueueNotification(rawValue: UInt32(INT_MAX))
 37 |
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:36:21: warning: static property 'Default' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
 36 |   public static let Default          = SKQueueNotification(rawValue: UInt32(INT_MAX))
    |                     |- warning: static property 'Default' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Default' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 37 |
 38 |   public func toStrings() -> [SKQueueNotificationString] {
[4/4] Compiling SKQueue SKQueue.swift
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:26:21: warning: static property 'None' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 24 |   }
 25 |
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
    |                     |- warning: static property 'None' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'None' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:26:21: warning: static property 'None' produces an empty option set
 24 |   }
 25 |
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
    |                     |- warning: static property 'None' produces an empty option set
    |                     `- note: use [] to silence this warning
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:27:21: warning: static property 'Rename' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 25 |
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
    |                     |- warning: static property 'Rename' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Rename' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:28:21: warning: static property 'Write' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 26 |   public static let None             = SKQueueNotification(rawValue: 0)
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
    |                     |- warning: static property 'Write' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Write' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:29:21: warning: static property 'Delete' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 27 |   public static let Rename           = SKQueueNotification(rawValue: UInt32(NOTE_RENAME))
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
    |                     |- warning: static property 'Delete' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Delete' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:30:21: warning: static property 'AttributeChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 28 |   public static let Write            = SKQueueNotification(rawValue: UInt32(NOTE_WRITE))
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
    |                     |- warning: static property 'AttributeChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'AttributeChange' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:31:21: warning: static property 'SizeIncrease' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 29 |   public static let Delete           = SKQueueNotification(rawValue: UInt32(NOTE_DELETE))
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
    |                     |- warning: static property 'SizeIncrease' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'SizeIncrease' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:32:21: warning: static property 'LinkCountChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 30 |   public static let AttributeChange  = SKQueueNotification(rawValue: UInt32(NOTE_ATTRIB))
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
    |                     |- warning: static property 'LinkCountChange' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'LinkCountChange' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:33:21: warning: static property 'AccessRevocation' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 31 |   public static let SizeIncrease     = SKQueueNotification(rawValue: UInt32(NOTE_EXTEND))
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
    |                     |- warning: static property 'AccessRevocation' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'AccessRevocation' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:34:21: warning: static property 'Unlock' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 32 |   public static let LinkCountChange  = SKQueueNotification(rawValue: UInt32(NOTE_LINK))
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
    |                     |- warning: static property 'Unlock' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Unlock' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
 36 |   public static let Default          = SKQueueNotification(rawValue: UInt32(INT_MAX))
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:35:21: warning: static property 'DataAvailable' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 33 |   public static let AccessRevocation = SKQueueNotification(rawValue: UInt32(NOTE_REVOKE))
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
    |                     |- warning: static property 'DataAvailable' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'DataAvailable' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 36 |   public static let Default          = SKQueueNotification(rawValue: UInt32(INT_MAX))
 37 |
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:36:21: warning: static property 'Default' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
 34 |   public static let Unlock           = SKQueueNotification(rawValue: UInt32(NOTE_FUNLOCK))
 35 |   public static let DataAvailable    = SKQueueNotification(rawValue: UInt32(NOTE_NONE))
 36 |   public static let Default          = SKQueueNotification(rawValue: UInt32(INT_MAX))
    |                     |- warning: static property 'Default' is not concurrency-safe because non-'Sendable' type 'SKQueueNotification' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'Default' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 37 |
 38 |   public func toStrings() -> [SKQueueNotificationString] {
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:93:45: warning: converting non-sendable function value to '@Sendable @convention(block) () -> Void' may introduce data races
 91 |     if !keepWatcherThreadRunning {
 92 |       keepWatcherThreadRunning = true
 93 |       DispatchQueue.global().async(execute: watcherThread)
    |                                             `- warning: converting non-sendable function value to '@Sendable @convention(block) () -> Void' may introduce data races
 94 |     }
 95 |   }
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:105:11: warning: capture of 'self' with non-sendable type 'SKQueue' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 51 | }
 52 |
 53 | public class SKQueue {
    |              `- note: class 'SKQueue' does not conform to the 'Sendable' protocol
 54 |   private let kqueueId: Int32
 55 |   private var watchedPaths = [String: Int32]()
    :
103 |         let notification = SKQueueNotification(rawValue: event.fflags)
104 |         DispatchQueue.global().async {
105 |           self.delegate?.receivedNotification(notification, path: path, queue: self)
    |           `- warning: capture of 'self' with non-sendable type 'SKQueue' in a `@Sendable` closure; this is an error in the Swift 6 language mode
106 |         }
107 |       }
/Users/admin/builder/spi-builder-workspace/SKQueue.swift:105:47: warning: capture of 'notification' with non-sendable type 'SKQueueNotification' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 17 | }
 18 |
 19 | public struct SKQueueNotification: OptionSet {
    |               `- note: consider making struct 'SKQueueNotification' conform to the 'Sendable' protocol
 20 |   public let rawValue: UInt32
 21 |
    :
103 |         let notification = SKQueueNotification(rawValue: event.fflags)
104 |         DispatchQueue.global().async {
105 |           self.delegate?.receivedNotification(notification, path: path, queue: self)
    |                                               `- warning: capture of 'notification' with non-sendable type 'SKQueueNotification' in a `@Sendable` closure; this is an error in the Swift 6 language mode
106 |         }
107 |       }
Build complete! (6.01s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SKQueue",
  "name" : "SKQueue",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SKQueue",
      "targets" : [
        "SKQueue"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SKQueue",
      "module_type" : "SwiftTarget",
      "name" : "SKQueue",
      "path" : ".",
      "product_memberships" : [
        "SKQueue"
      ],
      "sources" : [
        "SKQueue.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Done.