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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 Hash, reference master (6aacdc), with Swift 6.1 for macOS (SPM) on 26 Apr 2025 02:27:54 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.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: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/rwbutler/Hash.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/rwbutler/Hash
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 6aacdc2 Update CI to use Xcode 12
Cloned https://github.com/rwbutler/Hash.git
Revision (git rev-parse @):
6aacdc2100e5ff0c625275037bb401d3b51c0c39
SUCCESS checkout https://github.com/rwbutler/Hash.git at master
========================================
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": "hash",
      "name": "Hash",
      "url": "https://github.com/rwbutler/Hash.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Hash",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/rwbutler/Hash.git
[3/285] Fetching hash
Fetched https://github.com/rwbutler/Hash.git from cache (0.65s)
Creating working copy for https://github.com/rwbutler/Hash.git
Working copy of https://github.com/rwbutler/Hash.git resolved at master (6aacdc2)
warning: '.resolve-product-dependencies': dependency 'hash' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/rwbutler/Hash.git
https://github.com/rwbutler/Hash.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Hash",
  "name" : "Hash",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Hash",
      "targets" : [
        "Hash"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Hash",
      "module_type" : "SwiftTarget",
      "name" : "Hash",
      "path" : "Hash/Classes",
      "product_memberships" : [
        "Hash"
      ],
      "sources" : [
        "Cryptography/Cryptable.swift",
        "Cryptography/DecryptedData.swift",
        "Cryptography/EncryptedData.swift",
        "Cryptography/EncryptionAlgorithm.swift",
        "Message Authentication Codes/HMAC.swift",
        "Message Digest/Hash.swift",
        "Message Digest/HashAlgorithm.swift",
        "String/DataAdditions.swift",
        "String/StringAdditions.swift",
        "String/StringRepresentable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.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-2F0A5646E1D333AE.txt
[3/12] Compiling Hash DataAdditions.swift
[4/12] Compiling Hash StringAdditions.swift
[5/12] Compiling Hash HMAC.swift
[6/12] Compiling Hash HashAlgorithm.swift
[7/12] Compiling Hash EncryptionAlgorithm.swift
[8/12] Compiling Hash EncryptedData.swift
[9/12] Compiling Hash DecryptedData.swift
[10/12] Compiling Hash Hash.swift
[11/12] Compiling Hash Cryptable.swift
[12/12] Emitting module Hash
[13/13] Compiling Hash StringRepresentable.swift
Build complete! (5.50s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Hash",
  "name" : "Hash",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Hash",
      "targets" : [
        "Hash"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Hash",
      "module_type" : "SwiftTarget",
      "name" : "Hash",
      "path" : "Hash/Classes",
      "product_memberships" : [
        "Hash"
      ],
      "sources" : [
        "Cryptography/Cryptable.swift",
        "Cryptography/DecryptedData.swift",
        "Cryptography/EncryptedData.swift",
        "Cryptography/EncryptionAlgorithm.swift",
        "Message Authentication Codes/HMAC.swift",
        "Message Digest/Hash.swift",
        "Message Digest/HashAlgorithm.swift",
        "String/DataAdditions.swift",
        "String/StringAdditions.swift",
        "String/StringRepresentable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Done.