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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 ServerSecurity, reference 0.0.7 (ef892d), with Swift 6.0 for macOS (SPM) on 26 Nov 2024 11:35:37 UTC.

Swift 6 data race errors: 1

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 -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures

Build Log

========================================
RunAll
========================================
Builder version: 4.58.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swift-server/security.git
Reference: 0.0.7
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swift-server/security
 * tag               0.0.7      -> FETCH_HEAD
HEAD is now at ef892d5 Add constant structure
Cloned https://github.com/swift-server/security.git
Revision (git rev-parse @):
ef892d595ea2776c2742ef8ec7b5455c7ad373cd
SUCCESS checkout https://github.com/swift-server/security.git at 0.0.7
========================================
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": "security",
      "name": "ServerSecurity",
      "url": "https://github.com/swift-server/security.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/security",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/swift-server/security.git
[1/135] Fetching security
Fetched https://github.com/swift-server/security.git from cache (0.67s)
Creating working copy for https://github.com/swift-server/security.git
Working copy of https://github.com/swift-server/security.git resolved at 0.0.7 (ef892d5)
warning: '.resolve-product-dependencies': dependency 'security' 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/swift-server/security.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 -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/7] Compiling ServerSecurity TLSError.swift
/Users/admin/builder/spi-builder-workspace/Sources/ServerSecurity/TLSError.swift:37:24: warning: enum case 'fail' has 2 associated values
22 |
23 |     /// Failure with error code and reason
24 |     case fail(Int, String)
   |          `- note: 'fail' declared here
25 |
26 |     /// The error code itself
   :
35 |             return -1
36 |
37 |         case .fail(let (code, _)):
   |                        `- warning: enum case 'fail' has 2 associated values
38 |             return Int(code)
39 |         }
/Users/admin/builder/spi-builder-workspace/Sources/ServerSecurity/TLSError.swift:53:24: warning: enum case 'fail' has 2 associated values
22 |
23 |     /// Failure with error code and reason
24 |     case fail(Int, String)
   |          `- note: 'fail' declared here
25 |
26 |     /// The error code itself
   :
51 |             return "Retry operation"
52 |
53 |         case .fail(let (_, reason)):
   |                        `- warning: enum case 'fail' has 2 associated values
54 |             return reason
55 |         }
[4/7] Emitting module ServerSecurity
/Users/admin/builder/spi-builder-workspace/Sources/ServerSecurity/TLSConfiguration.swift:19:23: warning: static property 'maxTLSRecordLength' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |
 18 |     // Max size of TLS record in Bytes
 19 |     public static var maxTLSRecordLength: Int = 16384
    |                       |- warning: static property 'maxTLSRecordLength' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'maxTLSRecordLength' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'maxTLSRecordLength' 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
 20 | }
 21 |
[5/7] Compiling ServerSecurity TLSConfiguration.swift
/Users/admin/builder/spi-builder-workspace/Sources/ServerSecurity/TLSConfiguration.swift:19:23: warning: static property 'maxTLSRecordLength' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 17 |
 18 |     // Max size of TLS record in Bytes
 19 |     public static var maxTLSRecordLength: Int = 16384
    |                       |- warning: static property 'maxTLSRecordLength' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'maxTLSRecordLength' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'maxTLSRecordLength' 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
 20 | }
 21 |
[6/7] Compiling ServerSecurity Connection-Protocol.swift
[7/7] Compiling ServerSecurity TLSService-Protocol.swift
Build complete! (6.68s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ServerSecurity",
  "name" : "ServerSecurity",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "ServerSecurity",
      "targets" : [
        "ServerSecurity"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ServerSecurity",
      "module_type" : "SwiftTarget",
      "name" : "ServerSecurity",
      "path" : "Sources/ServerSecurity",
      "product_memberships" : [
        "ServerSecurity"
      ],
      "sources" : [
        "Connection-Protocol.swift",
        "TLSConfiguration.swift",
        "TLSError.swift",
        "TLSService-Protocol.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Done.