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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 ATAT, reference main (7bcb58), with Swift 6.0 for Linux on 21 Apr 2025 16:35:54 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-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: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mattmassicotte/ATAT.git
Reference: main
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/mattmassicotte/ATAT
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 7bcb585 CI for linux
Cloned https://github.com/mattmassicotte/ATAT.git
Revision (git rev-parse @):
7bcb5858b756d5507d0bcbb3b6359ef7a21daa74
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/mattmassicotte/ATAT.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/mattmassicotte/ATAT.git
https://github.com/mattmassicotte/ATAT.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ATAT",
  "name" : "ATAT",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "ATAT",
      "targets" : [
        "ATAT"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ATATTests",
      "module_type" : "SwiftTarget",
      "name" : "ATATTests",
      "path" : "Tests/ATATTests",
      "sources" : [
        "ATATTests.swift",
        "PostTests.swift"
      ],
      "target_dependencies" : [
        "ATAT"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ATAT",
      "module_type" : "SwiftTarget",
      "name" : "ATAT",
      "path" : "Sources/ATAT",
      "product_memberships" : [
        "ATAT"
      ],
      "sources" : [
        "ATJSONDecoder.swift",
        "Actor.swift",
        "Bsky.swift",
        "Embed.swift",
        "Feed+Extensions.swift",
        "Feed.swift",
        "GenericRecord.swift",
        "Repo.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:9029076bb687edc160a3d5201c89e92dd9fa7309f33f090c4234365c83366c31
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/10] Compiling ATAT GenericRecord.swift
[4/10] Compiling ATAT Feed.swift
[5/11] Compiling ATAT Embed.swift
[6/11] Compiling ATAT Bsky.swift
[7/11] Compiling ATAT Feed+Extensions.swift
[8/11] Compiling ATAT Actor.swift
[9/11] Compiling ATAT ATJSONDecoder.swift
[10/11] Emitting module ATAT
[11/11] Compiling ATAT Repo.swift
Build complete! (9.26s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ATAT",
  "name" : "ATAT",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "ATAT",
      "targets" : [
        "ATAT"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ATATTests",
      "module_type" : "SwiftTarget",
      "name" : "ATATTests",
      "path" : "Tests/ATATTests",
      "sources" : [
        "ATATTests.swift",
        "PostTests.swift"
      ],
      "target_dependencies" : [
        "ATAT"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ATAT",
      "module_type" : "SwiftTarget",
      "name" : "ATAT",
      "path" : "Sources/ATAT",
      "product_memberships" : [
        "ATAT"
      ],
      "sources" : [
        "ATJSONDecoder.swift",
        "Actor.swift",
        "Bsky.swift",
        "Embed.swift",
        "Feed+Extensions.swift",
        "Feed.swift",
        "GenericRecord.swift",
        "Repo.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:9029076bb687edc160a3d5201c89e92dd9fa7309f33f090c4234365c83366c31
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Done.