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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 BSONSerialization with Swift 6.0 for macOS (SPM).

Swift 6 data race errors: 2

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/frizlab/bsonserialization.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/frizlab/bsonserialization
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 72abf22 Add the compressed BSON binary subtype
Cloned https://github.com/frizlab/bsonserialization.git
Revision (git rev-parse @):
72abf222b6c33fc6b40c906a83984cbbf90ec155
SUCCESS checkout https://github.com/frizlab/bsonserialization.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $workDir
https://github.com/frizlab/bsonserialization.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-6F35C1178C84523A.txt
[4/13] Compiling StreamReader DataReader.swift
[5/13] Compiling StreamReader StreamReaderErrors.swift
[6/13] Compiling StreamReader StreamReader.swift
[7/13] Compiling StreamReader InputStreamReader.swift
[8/13] Compiling StreamReader Matching.swift
[9/13] Compiling StreamReader URLSessionStreamTaskReader.swift
[10/13] Compiling StreamReader GenericStreamReader.swift
[11/13] Compiling StreamReader FileHandleReader.swift
[12/13] Compiling StreamReader FileDescriptorReader.swift
[13/13] Emitting module StreamReader
[14/18] Compiling BSONSerialization Errors.swift
/Users/admin/builder/spi-builder-workspace/Sources/BSONSerialization/Errors.swift:70:7: warning: associated value 'invalidBSONObject(invalidElement:)' of 'Sendable'-conforming enum 'BSONSerializationError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
68 | 	 An invalid BSON object was given to be serialized.
69 | 	 The invalid element is passed in argument to this error. */
70 | 	case invalidBSONObject(invalidElement: Any)
   |       `- warning: associated value 'invalidBSONObject(invalidElement:)' of 'Sendable'-conforming enum 'BSONSerializationError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
71 | 	/**
72 | 	 Tried to serialize an unserializable string (using the C representation).
[15/18] Emitting module BSONSerialization
/Users/admin/builder/spi-builder-workspace/Sources/BSONSerialization/BSONSerialization.swift:41:21: warning: static property 'skipSizes' is not concurrency-safe because non-'Sendable' type 'BSONSerialization.WritingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 32 | 	}
 33 |
 34 | 	public struct WritingOptions : OptionSet {
    |                `- note: consider making struct 'WritingOptions' conform to the 'Sendable' protocol
 35 |
 36 | 		public let rawValue: Int
    :
 39 | 		 Set all sizes to 0 in generated BSON.
 40 | 		 Mainly useful internally for optimization purposes. */
 41 | 		public static let skipSizes = WritingOptions(rawValue: 1 << 0)
    |                     |- warning: static property 'skipSizes' is not concurrency-safe because non-'Sendable' type 'BSONSerialization.WritingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'skipSizes' 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
 42 |
 43 | 		public init(rawValue v: Int) {
/Users/admin/builder/spi-builder-workspace/Sources/BSONSerialization/Errors.swift:70:7: warning: associated value 'invalidBSONObject(invalidElement:)' of 'Sendable'-conforming enum 'BSONSerializationError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
68 | 	 An invalid BSON object was given to be serialized.
69 | 	 The invalid element is passed in argument to this error. */
70 | 	case invalidBSONObject(invalidElement: Any)
   |       `- warning: associated value 'invalidBSONObject(invalidElement:)' of 'Sendable'-conforming enum 'BSONSerializationError' has non-sendable type 'Any'; this is an error in the Swift 6 language mode
71 | 	/**
72 | 	 Tried to serialize an unserializable string (using the C representation).
[16/18] Compiling BSONSerialization OutputStream+Utils.swift
[17/18] Compiling BSONSerialization BSONClasses.swift
[18/18] Compiling BSONSerialization BSONSerialization.swift
/Users/admin/builder/spi-builder-workspace/Sources/BSONSerialization/BSONSerialization.swift:41:21: warning: static property 'skipSizes' is not concurrency-safe because non-'Sendable' type 'BSONSerialization.WritingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 32 | 	}
 33 |
 34 | 	public struct WritingOptions : OptionSet {
    |                `- note: consider making struct 'WritingOptions' conform to the 'Sendable' protocol
 35 |
 36 | 		public let rawValue: Int
    :
 39 | 		 Set all sizes to 0 in generated BSON.
 40 | 		 Mainly useful internally for optimization purposes. */
 41 | 		public static let skipSizes = WritingOptions(rawValue: 1 << 0)
    |                     |- warning: static property 'skipSizes' is not concurrency-safe because non-'Sendable' type 'BSONSerialization.WritingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'skipSizes' 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
 42 |
 43 | 		public init(rawValue v: Int) {
Build complete! (27.29s)
Fetching https://github.com/Frizlab/stream-reader.git
[1/995] Fetching stream-reader
Fetched https://github.com/Frizlab/stream-reader.git from cache (0.89s)
Computing version for https://github.com/Frizlab/stream-reader.git
Computed https://github.com/Frizlab/stream-reader.git at 3.5.1 (0.69s)
Creating working copy for https://github.com/Frizlab/stream-reader.git
Working copy of https://github.com/Frizlab/stream-reader.git resolved at 3.5.1
Build complete.
{
  "dependencies" : [
    {
      "identity" : "stream-reader",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.0.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Frizlab/stream-reader.git"
    }
  ],
  "manifest_display_name" : "BSONSerialization",
  "name" : "BSONSerialization",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "BSONSerialization",
      "targets" : [
        "BSONSerialization"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "BSONSerializationTests",
      "module_type" : "SwiftTarget",
      "name" : "BSONSerializationTests",
      "path" : "Tests/BSONSerializationTests",
      "sources" : [
        "BSONSerializationTests.swift",
        "TestHelpers.swift"
      ],
      "target_dependencies" : [
        "BSONSerialization"
      ],
      "type" : "test"
    },
    {
      "c99name" : "BSONSerialization",
      "module_type" : "SwiftTarget",
      "name" : "BSONSerialization",
      "path" : "Sources/BSONSerialization",
      "product_dependencies" : [
        "StreamReader"
      ],
      "product_memberships" : [
        "BSONSerialization"
      ],
      "sources" : [
        "BSONClasses.swift",
        "BSONSerialization.swift",
        "Errors.swift",
        "OutputStream+Utils.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.