Build Information
Failed to build LetterAvatarKit, reference master (21a6ab), with Swift 6.3 for macOS (SPM) on 21 Apr 2026 10:08:04 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/vpeschenkov/LetterAvatarKit.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/vpeschenkov/LetterAvatarKit
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 21a6abe Update README.md
Cloned https://github.com/vpeschenkov/LetterAvatarKit.git
Revision (git rev-parse @):
21a6abe52835dbbb3e1c1fc91ae7275673733b36
SUCCESS checkout https://github.com/vpeschenkov/LetterAvatarKit.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",
"traits": [
"default"
],
"dependencies": [
{
"identity": "letteravatarkit",
"name": "LetterAvatarKit",
"url": "https://github.com/vpeschenkov/LetterAvatarKit.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/LetterAvatarKit",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
Fetching https://github.com/vpeschenkov/LetterAvatarKit.git
[1/1224] Fetching letteravatarkit
Fetched https://github.com/vpeschenkov/LetterAvatarKit.git from cache (1.04s)
Creating working copy for https://github.com/vpeschenkov/LetterAvatarKit.git
Working copy of https://github.com/vpeschenkov/LetterAvatarKit.git resolved at master (21a6abe)
warning: '.resolve-product-dependencies': dependency 'letteravatarkit' 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/vpeschenkov/LetterAvatarKit.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
[3/11] Compiling LetterAvatarKit LetterAvatarMakerExtendable.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
[4/11] Compiling LetterAvatarKit LetterAvatarMaker.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
[5/11] Compiling LetterAvatarKit LetterAvatarBuilderConfiguration.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/11] Emitting module LetterAvatarKit
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
[7/11] Compiling LetterAvatarKit Character+LetterAvatarKit.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
[8/11] Compiling LetterAvatarKit LetterAvatarBuilder.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
[9/11] Compiling LetterAvatarKit UIImage+LetterAvatarKit.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
[10/11] Compiling LetterAvatarKit UIColor+LetterAvatarKit.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
[11/11] Compiling LetterAvatarKit String+LetterAvatarKit.swift
/Users/admin/builder/spi-builder-workspace/LetterAvatarKit/Extensions/UIColor+LetterAvatarKit.swift:26:8: error: no such module 'UIKit'
24 | //
25 |
26 | import UIKit
| `- error: no such module 'UIKit'
27 | import Foundation
28 |
BUILD FAILURE 6.3 macosSpm