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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

Failed to build MatchedTransition, reference 1.3.0 (bf97b6), with Swift 6.0 for macOS (SPM) on 28 Nov 2024 20:23:16 UTC.

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/FluidGroup/MatchedTransition.git
Reference: 1.3.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/FluidGroup/MatchedTransition
 * tag               1.3.0      -> FETCH_HEAD
HEAD is now at bf97b6f :evergreen_tree: Update
Cloned https://github.com/FluidGroup/MatchedTransition.git
Revision (git rev-parse @):
bf97b6f5e133a6ffbc34ac7ca36f355eec84d3af
SUCCESS checkout https://github.com/FluidGroup/MatchedTransition.git at 1.3.0
========================================
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": "matchedtransition",
      "name": "MatchedTransition",
      "url": "https://github.com/FluidGroup/MatchedTransition.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/MatchedTransition",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/FluidGroup/MatchedTransition.git
[1/134] Fetching matchedtransition
Fetched https://github.com/FluidGroup/MatchedTransition.git from cache (0.65s)
Creating working copy for https://github.com/FluidGroup/MatchedTransition.git
Working copy of https://github.com/FluidGroup/MatchedTransition.git resolved at 1.3.0 (bf97b6f)
warning: '.resolve-product-dependencies': dependency 'matchedtransition' 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/FluidGroup/MatchedTransition.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
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module MatchedTransition
/Users/admin/builder/spi-builder-workspace/MatchedTransition/MatchedTransitionAnimator.swift:4:8: error: no such module 'UIKit'
  2 |
  3 | import Foundation
  4 | import UIKit
    |        `- error: no such module 'UIKit'
  5 | import os.log
  6 |
[4/4] Compiling MatchedTransition MatchedTransitionAnimator.swift
/Users/admin/builder/spi-builder-workspace/MatchedTransition/MatchedTransitionAnimator.swift:4:8: error: no such module 'UIKit'
  2 |
  3 | import Foundation
  4 | import UIKit
    |        `- error: no such module 'UIKit'
  5 | import os.log
  6 |
BUILD FAILURE 6.0 macosSpm