Build Information
Failed to build Prefire, reference 5.4.1 (6986d0), with Swift 6.3 for macOS (SPM) on 18 Apr 2026 10:52:28 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/BarredEwe/Prefire.git
Reference: 5.4.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/BarredEwe/Prefire
* tag 5.4.1 -> FETCH_HEAD
HEAD is now at 6986d00 Update version to 5.4.1
Cloned https://github.com/BarredEwe/Prefire.git
Revision (git rev-parse @):
6986d001061e5a41e31cc1f9ea70e427c8435568
SUCCESS checkout https://github.com/BarredEwe/Prefire.git at 5.4.1
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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": "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",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
Fetching https://github.com/BarredEwe/Prefire.git
[1/3856] Fetching prefire
Fetched https://github.com/BarredEwe/Prefire.git from cache (20.21s)
Creating working copy for https://github.com/BarredEwe/Prefire.git
Working copy of https://github.com/BarredEwe/Prefire.git resolved at 5.4.1 (6986d00)
warning: '.resolve-product-dependencies': dependency 'prefire' is not used by any target
Found 0 product dependencies
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Build
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Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/BarredEwe/Prefire.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.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--6988338F2F200930.txt
[5/15] 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 {
[6/15] 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 {
[7/15] 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 {
[8/15] 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 {
[9/15] 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 {
[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 {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[11/16] 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 {
[12/16] 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 {
[13/16] 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 {
[14/16] 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 {
[15/16] 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 6.3 macosSpm