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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 Erbium, reference master (1bb868), with Swift 6.0 for macOS (SPM) on 1 Dec 2024 20:49:46 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: 4.58.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/e-sites/Erbium.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/e-sites/Erbium
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 1bb8688 Swift 6
Cloned https://github.com/e-sites/Erbium.git
Revision (git rev-parse @):
1bb86888720bfe72843f0e1ef902f5749b9f3695
SUCCESS checkout https://github.com/e-sites/Erbium.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": "erbium",
      "name": "Erbium",
      "url": "https://github.com/e-sites/Erbium.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Erbium",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/e-sites/Erbium.git
[1/198] Fetching erbium
Fetched https://github.com/e-sites/Erbium.git from cache (0.67s)
Creating working copy for https://github.com/e-sites/Erbium.git
Working copy of https://github.com/e-sites/Erbium.git resolved at master (1bb8688)
warning: '.resolve-product-dependencies': dependency 'erbium' 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/e-sites/Erbium.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Erbium",
  "name" : "Erbium",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Erbium",
      "targets" : [
        "Erbium"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Erbium",
      "module_type" : "SwiftTarget",
      "name" : "Erbium",
      "path" : "Sources",
      "product_memberships" : [
        "Erbium"
      ],
      "sources" : [
        "Bundle.swift",
        "Device.swift",
        "DeviceType.swift",
        "DeviceVersion.swift",
        "ScreenSize.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
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
[3/8] Compiling Erbium ScreenSize.swift
/Users/admin/builder/spi-builder-workspace/Sources/Device.swift:10:8: error: no such module 'UIKit'
  8 |
  9 | import Foundation
 10 | import UIKit
    |        `- error: no such module 'UIKit'
 11 | import LocalAuthentication
 12 |
[4/8] Compiling Erbium DeviceVersion.swift
/Users/admin/builder/spi-builder-workspace/Sources/Device.swift:10:8: error: no such module 'UIKit'
  8 |
  9 | import Foundation
 10 | import UIKit
    |        `- error: no such module 'UIKit'
 11 | import LocalAuthentication
 12 |
[5/8] Compiling Erbium DeviceType.swift
/Users/admin/builder/spi-builder-workspace/Sources/Device.swift:10:8: error: no such module 'UIKit'
  8 |
  9 | import Foundation
 10 | import UIKit
    |        `- error: no such module 'UIKit'
 11 | import LocalAuthentication
 12 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/8] Emitting module Erbium
/Users/admin/builder/spi-builder-workspace/Sources/Device.swift:10:8: error: no such module 'UIKit'
  8 |
  9 | import Foundation
 10 | import UIKit
    |        `- error: no such module 'UIKit'
 11 | import LocalAuthentication
 12 |
[7/8] Compiling Erbium Bundle.swift
/Users/admin/builder/spi-builder-workspace/Sources/Device.swift:10:8: error: no such module 'UIKit'
  8 |
  9 | import Foundation
 10 | import UIKit
    |        `- error: no such module 'UIKit'
 11 | import LocalAuthentication
 12 |
[8/8] Compiling Erbium Device.swift
/Users/admin/builder/spi-builder-workspace/Sources/Device.swift:10:8: error: no such module 'UIKit'
  8 |
  9 | import Foundation
 10 | import UIKit
    |        `- error: no such module 'UIKit'
 11 | import LocalAuthentication
 12 |
BUILD FAILURE 6.0 macosSpm