Build Information
Failed to build Fastis, reference master (25b60c), with Swift 6.3 for macOS (SPM) on 14 Apr 2026 09:08:25 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.
========================================
Checkout
========================================
Clone URL: https://github.com/simla-tech/Fastis.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/simla-tech/Fastis
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 25b60c9 Merge pull request #74 from simla-tech/rename-readme-file
Cloned https://github.com/simla-tech/Fastis.git
Revision (git rev-parse @):
25b60c96c22001db713abd1f5e3390f537acb053
SUCCESS checkout https://github.com/simla-tech/Fastis.git at master
Fetching https://github.com/apple/swift-docc-plugin.git
Fetching https://github.com/patchthecode/JTAppleCalendar
Fetching https://github.com/simla-tech/PrettyCards
[1/2271] Fetching swift-docc-plugin
[24/2496] Fetching swift-docc-plugin, prettycards
[96/10281] Fetching swift-docc-plugin, prettycards, jtapplecalendar
Fetched https://github.com/simla-tech/PrettyCards from cache (14.38s)
Fetched https://github.com/patchthecode/JTAppleCalendar from cache (14.38s)
Fetched https://github.com/apple/swift-docc-plugin.git from cache (14.38s)
Computing version for https://github.com/patchthecode/JTAppleCalendar
Computed https://github.com/patchthecode/JTAppleCalendar at 8.0.5 (15.10s)
Computing version for https://github.com/simla-tech/PrettyCards
Computed https://github.com/simla-tech/PrettyCards at 1.0.7 (0.70s)
Computing version for https://github.com/apple/swift-docc-plugin.git
Computed https://github.com/apple/swift-docc-plugin.git at 1.4.6 (0.67s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3672] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.18s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.94s)
Creating working copy for https://github.com/patchthecode/JTAppleCalendar
Working copy of https://github.com/patchthecode/JTAppleCalendar resolved at 8.0.5
Creating working copy for https://github.com/simla-tech/PrettyCards
Working copy of https://github.com/simla-tech/PrettyCards resolved at 1.0.7
Creating working copy for https://github.com/apple/swift-docc-plugin.git
Working copy of https://github.com/apple/swift-docc-plugin.git resolved at 1.4.6
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved 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": "fastis",
"name": "Fastis",
"url": "https://github.com/simla-tech/Fastis.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Fastis",
"traits": [
"default"
],
"dependencies": [
{
"identity": "jtapplecalendar",
"name": "JTAppleCalendar",
"url": "https://github.com/patchthecode/JTAppleCalendar",
"version": "8.0.5",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/JTAppleCalendar",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "prettycards",
"name": "PrettyCards",
"url": "https://github.com/simla-tech/PrettyCards",
"version": "1.0.7",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/PrettyCards",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
]
}
Fetching https://github.com/simla-tech/Fastis.git
[1/1268] Fetching fastis
Fetched https://github.com/simla-tech/Fastis.git from cache (0.83s)
Fetching https://github.com/simla-tech/PrettyCards from cache
Fetching https://github.com/patchthecode/JTAppleCalendar from cache
Fetched https://github.com/patchthecode/JTAppleCalendar from cache (0.49s)
Fetched https://github.com/simla-tech/PrettyCards from cache (0.49s)
Computing version for https://github.com/patchthecode/JTAppleCalendar
Computed https://github.com/patchthecode/JTAppleCalendar at 8.0.5 (0.57s)
Computing version for https://github.com/simla-tech/PrettyCards
Computed https://github.com/simla-tech/PrettyCards at 1.0.7 (0.04s)
Creating working copy for https://github.com/simla-tech/Fastis.git
Working copy of https://github.com/simla-tech/Fastis.git resolved at master (25b60c9)
Creating working copy for https://github.com/patchthecode/JTAppleCalendar
Working copy of https://github.com/patchthecode/JTAppleCalendar resolved at 8.0.5
Creating working copy for https://github.com/simla-tech/PrettyCards
Working copy of https://github.com/simla-tech/PrettyCards resolved at 1.0.7
warning: '.resolve-product-dependencies': dependency 'fastis' is not used by any target
Found 2 product dependencies
- JTAppleCalendar
- PrettyCards
========================================
Build
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Selected platform: macosSpm
Swift version: 6.3
Building package at path: $PWD
https://github.com/simla-tech/Fastis.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/6] Write sources
[5/6] Write swift-version--6988338F2F200930.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[7/32] Emitting module PrettyCards
/Users/admin/builder/spi-builder-workspace/.build/checkouts/PrettyCards/Source/Animation.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | extension Card {
[8/32] Compiling PrettyCards Shadow.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/PrettyCards/Source/Animation.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | extension Card {
[9/32] Compiling PrettyCards Card.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/PrettyCards/Source/Animation.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | extension Card {
[10/32] Compiling PrettyCards Animation.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/PrettyCards/Source/Animation.swift:9:8: error: no such module 'UIKit'
7 | //
8 |
9 | import UIKit
| `- error: no such module 'UIKit'
10 |
11 | extension Card {
BUILD FAILURE 6.3 macosSpm