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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 Either, reference production (6a8017), with Swift 6.1 for Linux on 27 Apr 2025 01:42:52 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/RougeWare/Swift-Either.git
Reference: production
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/RougeWare/Swift-Either
 * branch            production -> FETCH_HEAD
 * [new branch]      production -> origin/production
HEAD is now at 6a80178 Merge branch 'feature/Sendable' into production
Cloned https://github.com/RougeWare/Swift-Either.git
Revision (git rev-parse @):
6a8017853da369892b08ec6f89dbe28cf3e92001
SUCCESS checkout https://github.com/RougeWare/Swift-Either.git at production
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/RougeWare/Swift-Either.git
https://github.com/RougeWare/Swift-Either.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Either",
  "name" : "Either",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Either",
      "targets" : [
        "Either"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "EitherTests",
      "module_type" : "SwiftTarget",
      "name" : "EitherTests",
      "path" : "Tests/EitherTests",
      "sources" : [
        "Either + autoconformance Tests.swift",
        "Either + conversions Tests.swift",
        "Either + map Tests.swift",
        "Either + unwrapping Tests.swift",
        "testing conveniences.swift"
      ],
      "target_dependencies" : [
        "Either"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Either",
      "module_type" : "SwiftTarget",
      "name" : "Either",
      "path" : "Sources/Either",
      "product_memberships" : [
        "Either"
      ],
      "sources" : [
        "Either + autoconformance.swift",
        "Either + conversions.swift",
        "Either + map.swift",
        "Either + unwrapping.swift",
        "Either.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/8] Compiling Either Either + unwrapping.swift
[4/8] Compiling Either Either + map.swift
[5/8] Compiling Either Either.swift
[6/8] Compiling Either Either + conversions.swift
[7/8] Emitting module Either
[8/8] Compiling Either Either + autoconformance.swift
Build complete! (8.86s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Either",
  "name" : "Either",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Either",
      "targets" : [
        "Either"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "EitherTests",
      "module_type" : "SwiftTarget",
      "name" : "EitherTests",
      "path" : "Tests/EitherTests",
      "sources" : [
        "Either + autoconformance Tests.swift",
        "Either + conversions Tests.swift",
        "Either + map Tests.swift",
        "Either + unwrapping Tests.swift",
        "testing conveniences.swift"
      ],
      "target_dependencies" : [
        "Either"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Either",
      "module_type" : "SwiftTarget",
      "name" : "Either",
      "path" : "Sources/Either",
      "product_memberships" : [
        "Either"
      ],
      "sources" : [
        "Either + autoconformance.swift",
        "Either + conversions.swift",
        "Either + map.swift",
        "Either + unwrapping.swift",
        "Either.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Done.