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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 Promis with Swift 6.0 for macOS (SPM).

Swift 6 data race errors: 0

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/albertodebortoli/Promis.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/albertodebortoli/Promis
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at cbc7acc Merge pull request #18 from albertodebortoli/fix-whenAll-leak
Cloned https://github.com/albertodebortoli/Promis.git
Revision (git rev-parse @):
cbc7accb649990c1248cf1de7159cf427a932550
SUCCESS checkout https://github.com/albertodebortoli/Promis.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $workDir
https://github.com/albertodebortoli/Promis.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...
[0/2] Write sources
[1/2] Write swift-version-6F35C1178C84523A.txt
[3/9] Compiling Promis FutureState.swift
[4/9] Compiling Promis PromisError.swift
[5/9] Compiling Promis Future.swift
[6/9] Compiling Promis Future+WhenAll.swift
[7/9] Compiling Promis Future+Chaining.swift
/Users/admin/builder/spi-builder-workspace/Framework/Sources/Future+Chaining.swift:27:21: warning: capture of 'block' with non-sendable type '(Future<ResultType>) -> Void' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 25 |             if let queue = queue {
 26 |                 queue.async {
 27 |                     block(future)
    |                     |- warning: capture of 'block' with non-sendable type '(Future<ResultType>) -> Void' in a `@Sendable` closure; this is an error in the Swift 6 language mode
    |                     `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
 28 |                 }
 29 |             } else {
/Users/admin/builder/spi-builder-workspace/Framework/Sources/Future+Chaining.swift:27:27: warning: capture of 'future' with non-sendable type 'Future<ResultType>' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 25 |             if let queue = queue {
 26 |                 queue.async {
 27 |                     block(future)
    |                           `- warning: capture of 'future' with non-sendable type 'Future<ResultType>' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 28 |                 }
 29 |             } else {
/Users/admin/builder/spi-builder-workspace/Framework/Sources/Future.swift:11:14: note: generic class 'Future' does not conform to the 'Sendable' protocol
  9 | import Foundation
 10 |
 11 | public class Future<ResultType> {
    |              `- note: generic class 'Future' does not conform to the 'Sendable' protocol
 12 |
 13 |     let cv: NSCondition
[8/9] Emitting module Promis
[9/9] Compiling Promis Promise.swift
Build complete! (18.56s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Promis",
  "name" : "Promis",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Promis",
      "targets" : [
        "Promis"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PromisTests",
      "module_type" : "SwiftTarget",
      "name" : "PromisTests",
      "path" : "Tests/Sources",
      "sources" : [
        "PromisTests.swift"
      ],
      "target_dependencies" : [
        "Promis"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Promis",
      "module_type" : "SwiftTarget",
      "name" : "Promis",
      "path" : "Framework/Sources",
      "product_memberships" : [
        "Promis"
      ],
      "sources" : [
        "Future+Chaining.swift",
        "Future+WhenAll.swift",
        "Future.swift",
        "FutureState.swift",
        "PromisError.swift",
        "Promise.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.