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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 Source, reference 1.12.0 (f67716), with Swift 6.1 for macOS (SPM) on 29 Apr 2025 09:45:53 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/blackjacx/Source.git
Reference: 1.12.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/blackjacx/Source
 * tag               1.12.0     -> FETCH_HEAD
HEAD is now at f677161 Merge branch 'release/1.12.0'
Cloned https://github.com/blackjacx/Source.git
Revision (git rev-parse @):
f67716195c49262ec97a8506553f00b11efe84e2
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/blackjacx/Source.git at 1.12.0
========================================
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": "source",
      "name": "Source",
      "url": "https://github.com/blackjacx/Source.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Source",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/blackjacx/Source.git
[1/2235] Fetching source
Fetched https://github.com/blackjacx/Source.git from cache (1.17s)
Creating working copy for https://github.com/blackjacx/Source.git
Working copy of https://github.com/blackjacx/Source.git resolved at 1.12.0 (f677161)
warning: '.resolve-product-dependencies': dependency 'source' 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/blackjacx/Source.git
https://github.com/blackjacx/Source.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Source",
  "name" : "Source",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "Source",
      "targets" : [
        "Source"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "Source",
      "module_type" : "SwiftTarget",
      "name" : "Source",
      "path" : "Source",
      "product_memberships" : [
        "Source"
      ],
      "sources" : [
        "Configurable.swift",
        "ConfigurableSupplementaryView.swift",
        "DataSource.swift",
        "HeightConfigurable.swift",
        "ModelCollection.swift",
        "NSDirectionalLayoutEdges+Extensions.swift",
        "Reusable.swift",
        "Section.swift",
        "SupplementaryViewModel.swift",
        "UITableViewCell+Extensions.swift",
        "ViewModel.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.10"
}
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
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/13] Emitting module Source
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[4/13] Compiling Source ModelCollection.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[5/13] Compiling Source NSDirectionalLayoutEdges+Extensions.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[6/13] Compiling Source UITableViewCell+Extensions.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[7/13] Compiling Source Configurable.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[8/13] Compiling Source ConfigurableSupplementaryView.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[9/13] Compiling Source SupplementaryViewModel.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[10/13] Compiling Source Section.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[11/13] Compiling Source HeightConfigurable.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[12/13] Compiling Source Reusable.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[13/13] Compiling Source DataSource.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[14/14] Compiling Source ViewModel.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/12] Compiling Source UITableViewCell+Extensions.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[3/12] Compiling Source Reusable.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[4/12] Compiling Source SupplementaryViewModel.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[5/12] Compiling Source NSDirectionalLayoutEdges+Extensions.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[6/12] Compiling Source Section.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[7/13] Emitting module Source
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[8/13] Compiling Source HeightConfigurable.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[9/13] Compiling Source ModelCollection.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[10/13] Compiling Source DataSource.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[11/13] Compiling Source Configurable.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[12/13] Compiling Source ConfigurableSupplementaryView.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
[13/13] Compiling Source ViewModel.swift
/Users/admin/builder/spi-builder-workspace/Source/ConfigurableSupplementaryView.swift:9:8: error: no such module 'UIKit'
 7 | //
 8 |
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public protocol ConfigurableSupplementaryView: UIView {
BUILD FAILURE 6.1 macosSpm