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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 BinaryCookies with Swift 6.0 for macOS (SPM).

Swift 6 data race errors: 4

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/interstateone/binarycookies.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/interstateone/binarycookies
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 8f94281 Use new decodeRemainder() API to decode plist
Cloned https://github.com/interstateone/binarycookies.git
Revision (git rev-parse @):
8f942818b31c7e72626641ef5348f02b0ad22369
SUCCESS checkout https://github.com/interstateone/binarycookies.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $workDir
https://github.com/interstateone/binarycookies.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...
[0/8] Write sources
[3/8] Write dumpcookies-entitlement.plist
[4/8] Write swift-version-6F35C1178C84523A.txt
[6/16] Compiling BinaryCodable ByteRepresentations.swift
[7/16] Compiling BinaryCodable BinaryCodable.swift
[8/16] Emitting module BinaryCodable
[9/16] Compiling BinaryCodable BufferedData.swift
[10/16] Compiling BinaryCodable BinaryDataEncoder.swift
[11/16] Compiling BinaryCodable BinaryEncodable.swift
[12/16] Compiling BinaryCodable BinaryDecodable.swift
[13/16] Compiling BinaryCodable BinaryDataDecoder.swift
[14/18] Emitting module BinaryCookies
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:149:20: warning: static property 'isSecure' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
147 |         }
148 |
149 |         static let isSecure   = Flags(rawValue: 1)
    |                    |- warning: static property 'isSecure' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'isSecure' 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
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:150:20: warning: static property 'isHTTPOnly' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
148 |
149 |         static let isSecure   = Flags(rawValue: 1)
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
    |                    |- warning: static property 'isHTTPOnly' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'isHTTPOnly' 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
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
152 |         static let unknown2   = Flags(rawValue: 1 << 4)
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:151:20: warning: static property 'unknown1' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
149 |         static let isSecure   = Flags(rawValue: 1)
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
    |                    |- warning: static property 'unknown1' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'unknown1' 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
152 |         static let unknown2   = Flags(rawValue: 1 << 4)
153 |     }
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:152:20: warning: static property 'unknown2' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
152 |         static let unknown2   = Flags(rawValue: 1 << 4)
    |                    |- warning: static property 'unknown2' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'unknown2' 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
153 |     }
154 |
[15/18] Compiling BinaryCookies BinaryCookies.swift
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:149:20: warning: static property 'isSecure' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
147 |         }
148 |
149 |         static let isSecure   = Flags(rawValue: 1)
    |                    |- warning: static property 'isSecure' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'isSecure' 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
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:150:20: warning: static property 'isHTTPOnly' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
148 |
149 |         static let isSecure   = Flags(rawValue: 1)
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
    |                    |- warning: static property 'isHTTPOnly' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'isHTTPOnly' 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
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
152 |         static let unknown2   = Flags(rawValue: 1 << 4)
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:151:20: warning: static property 'unknown1' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
149 |         static let isSecure   = Flags(rawValue: 1)
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
    |                    |- warning: static property 'unknown1' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'unknown1' 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
152 |         static let unknown2   = Flags(rawValue: 1 << 4)
153 |     }
/Users/admin/builder/spi-builder-workspace/Sources/BinaryCookies/BinaryCookies.swift:152:20: warning: static property 'unknown2' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
140 |     public let expiration: Date
141 |
142 |     public struct Flags: OptionSet, BinaryCodable {
    |                   `- note: consider making struct 'Flags' conform to the 'Sendable' protocol
143 |         public let rawValue: Int32
144 |
    :
150 |         static let isHTTPOnly = Flags(rawValue: 1 << 2)
151 |         static let unknown1   = Flags(rawValue: 1 << 3)
152 |         static let unknown2   = Flags(rawValue: 1 << 4)
    |                    |- warning: static property 'unknown2' is not concurrency-safe because non-'Sendable' type 'Cookie.Flags' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'unknown2' 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
153 |     }
154 |
[16/21] Compiling dumpcookies Extensions.swift
[17/21] Compiling dumpcookies main.swift
[18/21] Emitting module dumpcookies
[18/21] Write Objects.LinkFileList
[19/21] Linking dumpcookies
[20/21] Applying dumpcookies
Build complete! (32.06s)
Fetching https://github.com/jverkoey/BinaryCodable
[1/762] Fetching binarycodable
Fetched https://github.com/jverkoey/BinaryCodable from cache (0.88s)
Creating working copy for https://github.com/jverkoey/BinaryCodable
Working copy of https://github.com/jverkoey/BinaryCodable resolved at 2d4834e4972c46bdb3ec59d025ba29b7e9b7522b
Build complete.
{
  "dependencies" : [
    {
      "identity" : "binarycodable",
      "requirement" : {
        "revision" : [
          "2d4834e4972c46bdb3ec59d025ba29b7e9b7522b"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/jverkoey/BinaryCodable"
    }
  ],
  "manifest_display_name" : "BinaryCookies",
  "name" : "BinaryCookies",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "BinaryCookies",
      "targets" : [
        "BinaryCookies"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "dumpcookies",
      "targets" : [
        "dumpcookies"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "dumpcookies",
      "module_type" : "SwiftTarget",
      "name" : "dumpcookies",
      "path" : "Sources/dumpcookies",
      "product_memberships" : [
        "dumpcookies"
      ],
      "sources" : [
        "Extensions.swift",
        "main.swift"
      ],
      "target_dependencies" : [
        "BinaryCookies"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "BinaryCookies",
      "module_type" : "SwiftTarget",
      "name" : "BinaryCookies",
      "path" : "Sources/BinaryCookies",
      "product_dependencies" : [
        "BinaryCodable"
      ],
      "product_memberships" : [
        "BinaryCookies",
        "dumpcookies"
      ],
      "sources" : [
        "BinaryCookies.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.