The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build Prefire, reference 5.3.0 (cbf920), with Swift 6.2 for macOS (SPM) on 10 Dec 2025 19:09:11 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/BarredEwe/Prefire.git
Reference: 5.3.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/BarredEwe/Prefire
 * tag               5.3.0      -> FETCH_HEAD
HEAD is now at cbf9207 Update version to 5.3.0
Cloned https://github.com/BarredEwe/Prefire.git
Revision (git rev-parse @):
cbf9207ffd62c6ed80d19d53a7705e1faa65fa81
SUCCESS checkout https://github.com/BarredEwe/Prefire.git at 5.3.0
========================================
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": "prefire",
      "name": "Prefire",
      "url": "https://github.com/BarredEwe/Prefire.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Prefire",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/BarredEwe/Prefire.git
[1/3639] Fetching prefire
Fetched https://github.com/BarredEwe/Prefire.git from cache (9.82s)
Creating working copy for https://github.com/BarredEwe/Prefire.git
Working copy of https://github.com/BarredEwe/Prefire.git resolved at 5.3.0 (cbf9207)
warning: '.resolve-product-dependencies': dependency 'prefire' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/BarredEwe/Prefire.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun swift build --arch arm64
[1/1] Compiling plugin PrefireTestsPlugin
[2/2] Compiling plugin PrefirePlaybookPlugin
Building for debugging...
[2/4] Write sources
[3/4] Write swift-version-49B95AFC49DCD68C.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/15] Emitting module Prefire
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[6/15] Compiling Prefire PreviewModel.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[7/15] Compiling Prefire PreferenceKeys.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[8/15] Compiling Prefire PrefireProvider.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[9/15] Compiling Prefire UIKitRepresentable.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[10/15] Compiling Prefire PreviewLayout+Equatable.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[11/15] Compiling Prefire PrefireSnapshot.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[12/15] Compiling Prefire Scale.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[13/15] Compiling Prefire TransformIf.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[14/15] Compiling Prefire LoadingTimeModifier.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[15/15] Compiling Prefire PlaybookView.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
[16/16] Compiling Prefire View+Prefire.swift
/Users/admin/builder/spi-builder-workspace/Sources/Prefire/Preview/UIKitRepresentable.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct ViewRepresentable<WrappedView: UIView>: UIViewRepresentable {
BUILD FAILURE 6.2 macosSpm