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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 Rainbow, reference 4.0.1 (e0dada), with Swift 6.0 for macOS (SPM) on 3 Nov 2024 13:09:51 UTC.

Swift 6 data race errors: 3

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/onevcat/Rainbow.git
Reference: 4.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/onevcat/Rainbow
 * tag               4.0.1      -> FETCH_HEAD
HEAD is now at e0dada9 Bump version to 4.0.1
Cloned https://github.com/onevcat/Rainbow.git
Revision (git rev-parse @):
e0dada9cd44e3fa7ec3b867e49a8ddbf543e3df3
SUCCESS checkout https://github.com/onevcat/Rainbow.git at 4.0.1
========================================
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": "rainbow",
      "name": "Rainbow",
      "url": "https://github.com/onevcat/Rainbow.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Rainbow",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/onevcat/Rainbow.git
[1/1126] Fetching rainbow
Fetched https://github.com/onevcat/Rainbow.git from cache (0.99s)
Creating working copy for https://github.com/onevcat/Rainbow.git
Working copy of https://github.com/onevcat/Rainbow.git resolved at 4.0.1 (e0dada9)
warning: '.resolve-product-dependencies': dependency 'rainbow' 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/onevcat/Rainbow.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...
[0/7] Write sources
[2/7] Write RainbowPlayground-entitlement.plist
[3/7] Write swift-version--7754E27361AE5C74.txt
[5/18] Compiling Rainbow Rainbow.swift
/Users/admin/builder/spi-builder-workspace/Sources/Rainbow.swift:98:23: warning: static property 'outputTarget' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 |     /// Output target for `Rainbow`. `Rainbow` should detect correct target itself, so you rarely need to set it.
 97 |     /// However, if you want the colorized string to be different, or the detection is not correct, you can set it manually.
 98 |     public static var outputTarget = OutputTarget.current
    |                       |- warning: static property 'outputTarget' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'outputTarget' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'outputTarget' 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
 99 |
100 |     /// Enable `Rainbow` to colorize string or not. Default is `true`, unless the `NO_COLOR` environment variable is set.
/Users/admin/builder/spi-builder-workspace/Sources/OutputTarget.swift:46:16: warning: static property 'current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
44 |
45 |     /// Detected output target by current environment.
46 |     static var current: OutputTarget = {
   |                |- warning: static property 'current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'current' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: annotate 'current' 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
47 |         // Check if we are in any term env and the output is a tty.
48 |         let termType = getEnvValue("TERM")
/Users/admin/builder/spi-builder-workspace/Sources/Rainbow.swift:101:23: warning: static property 'enabled' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 99 |
100 |     /// Enable `Rainbow` to colorize string or not. Default is `true`, unless the `NO_COLOR` environment variable is set.
101 |     public static var enabled = ProcessInfo.processInfo.environment["NO_COLOR"] == nil
    |                       |- warning: static property 'enabled' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'enabled' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'enabled' 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
102 |
103 |     public static func extractEntry(for string: String) -> Entry {
[6/18] Compiling Rainbow StringGenerator.swift
[7/18] Compiling Rainbow OutputTarget.swift
/Users/admin/builder/spi-builder-workspace/Sources/OutputTarget.swift:46:16: warning: static property 'current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
44 |
45 |     /// Detected output target by current environment.
46 |     static var current: OutputTarget = {
   |                |- warning: static property 'current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'current' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: annotate 'current' 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
47 |         // Check if we are in any term env and the output is a tty.
48 |         let termType = getEnvValue("TERM")
[8/19] Compiling Rainbow String+Rainbow.swift
/Users/admin/builder/spi-builder-workspace/Sources/Rainbow.swift:101:23: warning: static property 'enabled' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 99 |
100 |     /// Enable `Rainbow` to colorize string or not. Default is `true`, unless the `NO_COLOR` environment variable is set.
101 |     public static var enabled = ProcessInfo.processInfo.environment["NO_COLOR"] == nil
    |                       |- warning: static property 'enabled' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'enabled' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'enabled' 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
102 |
103 |     public static func extractEntry(for string: String) -> Entry {
[9/19] Compiling Rainbow ControlCode.swift
[10/19] Compiling Rainbow BackgroundColor.swift
[11/19] Compiling Rainbow CodesParser.swift
[12/19] Compiling Rainbow ModesExtractor.swift
[13/19] Compiling Rainbow Color.swift
[14/19] Emitting module Rainbow
/Users/admin/builder/spi-builder-workspace/Sources/OutputTarget.swift:46:16: warning: static property 'current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
44 |
45 |     /// Detected output target by current environment.
46 |     static var current: OutputTarget = {
   |                |- warning: static property 'current' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'current' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: annotate 'current' 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
47 |         // Check if we are in any term env and the output is a tty.
48 |         let termType = getEnvValue("TERM")
/Users/admin/builder/spi-builder-workspace/Sources/Rainbow.swift:98:23: warning: static property 'outputTarget' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 |     /// Output target for `Rainbow`. `Rainbow` should detect correct target itself, so you rarely need to set it.
 97 |     /// However, if you want the colorized string to be different, or the detection is not correct, you can set it manually.
 98 |     public static var outputTarget = OutputTarget.current
    |                       |- warning: static property 'outputTarget' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'outputTarget' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'outputTarget' 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
 99 |
100 |     /// Enable `Rainbow` to colorize string or not. Default is `true`, unless the `NO_COLOR` environment variable is set.
/Users/admin/builder/spi-builder-workspace/Sources/Rainbow.swift:101:23: warning: static property 'enabled' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 99 |
100 |     /// Enable `Rainbow` to colorize string or not. Default is `true`, unless the `NO_COLOR` environment variable is set.
101 |     public static var enabled = ProcessInfo.processInfo.environment["NO_COLOR"] == nil
    |                       |- warning: static property 'enabled' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'enabled' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'enabled' 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
102 |
103 |     public static func extractEntry(for string: String) -> Entry {
[15/19] Compiling Rainbow ColorApproximation.swift
[16/19] Compiling Rainbow Style.swift
[17/21] Emitting module RainbowPlayground
[18/21] Compiling RainbowPlayground main.swift
[18/21] Write Objects.LinkFileList
[19/21] Linking RainbowPlayground
[20/21] Applying RainbowPlayground
Build complete! (10.82s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Rainbow",
  "name" : "Rainbow",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Rainbow",
      "targets" : [
        "Rainbow"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "RainbowPlayground",
      "targets" : [
        "RainbowPlayground"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "RainbowTests",
      "module_type" : "SwiftTarget",
      "name" : "RainbowTests",
      "path" : "Tests",
      "sources" : [
        "RainbowTests/ColorApproximatedTests.swift",
        "RainbowTests/ColorTests.swift",
        "RainbowTests/ConsoleStringTests.swift",
        "RainbowTests/ConsoleTextParserTests.swift",
        "RainbowTests/RainbowTests.swift"
      ],
      "target_dependencies" : [
        "Rainbow"
      ],
      "type" : "test"
    },
    {
      "c99name" : "RainbowPlayground",
      "module_type" : "SwiftTarget",
      "name" : "RainbowPlayground",
      "path" : "Playground",
      "product_memberships" : [
        "RainbowPlayground"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "Rainbow"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "Rainbow",
      "module_type" : "SwiftTarget",
      "name" : "Rainbow",
      "path" : "Sources",
      "product_memberships" : [
        "Rainbow",
        "RainbowPlayground"
      ],
      "sources" : [
        "BackgroundColor.swift",
        "CodesParser.swift",
        "Color.swift",
        "ColorApproximation.swift",
        "ControlCode.swift",
        "ModesExtractor.swift",
        "OutputTarget.swift",
        "Rainbow.swift",
        "String+Rainbow.swift",
        "StringGenerator.swift",
        "Style.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Done.