Swift Package Index

Build Information

Failed to build ViewKit, reference 1.0.0 (dafb66), with Swift 6.3 for macOS (SPM) on 22 Apr 2026 12:09:15 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/lucaswkuipers/ViewKit.git
Reference: 1.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/lucaswkuipers/ViewKit
 * tag               1.0.0      -> FETCH_HEAD
HEAD is now at dafb663 Fix sample
Cloned https://github.com/lucaswkuipers/ViewKit.git
Revision (git rev-parse @):
dafb6634b088d9ce653fb79d3dd848d73b5799bc
SUCCESS checkout https://github.com/lucaswkuipers/ViewKit.git at 1.0.0
========================================
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",
  "traits": [
    "default"
  ],
  "dependencies": [
    {
      "identity": "viewkit",
      "name": "ViewKit",
      "url": "https://github.com/lucaswkuipers/ViewKit.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/ViewKit",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/lucaswkuipers/ViewKit.git
[1/285] Fetching viewkit
Fetched https://github.com/lucaswkuipers/ViewKit.git from cache (0.67s)
Creating working copy for https://github.com/lucaswkuipers/ViewKit.git
Working copy of https://github.com/lucaswkuipers/ViewKit.git resolved at 1.0.0 (dafb663)
warning: '.resolve-product-dependencies': dependency 'viewkit' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/lucaswkuipers/ViewKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--6988338F2F200930.txt
[3/16] Compiling ViewKit UIStackView.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[4/16] Compiling ViewKit UITextField.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[5/16] Compiling ViewKit UIView.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[6/16] Compiling ViewKit UILabel.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[7/16] Compiling ViewKit UIImageView.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[8/16] Compiling ViewKit UIButton.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[9/16] Compiling ViewKit UIControl.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[10/16] Compiling ViewKit ProgrammaticView.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[11/16] Compiling ViewKit ProgrammaticViewBuilder.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[12/17] Compiling ViewKit ViewController.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[13/17] Emitting module ViewKit
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[14/17] Compiling ViewKit Filler.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[15/17] Compiling ViewKit @_exported.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[16/17] Compiling ViewKit Notification.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
[17/17] Compiling ViewKit UIViewPreview.swift
/Users/admin/builder/spi-builder-workspace/Sources/ViewKit/Internal/@_exported.swift:1:19: error: no such module 'UIKit'
1 | @_exported import UIKit
  |                   `- error: no such module 'UIKit'
2 |
BUILD FAILURE 6.3 macosSpm