Swift Package Index

Build Information

Failed to build DynamicButtonStack, reference 1.2.1 (3e9750), with Swift 6.3 for macOS (SPM) on 18 Apr 2026 14:36:14 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
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Clone URL: https://github.com/douglashill/DynamicButtonStack.git
Reference: 1.2.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/douglashill/DynamicButtonStack
 * tag               1.2.1      -> FETCH_HEAD
HEAD is now at 3e97501 Convert DynamicButtonStackDemo group to synced folder
Cloned https://github.com/douglashill/DynamicButtonStack.git
Revision (git rev-parse @):
3e9750167707144180f8caa5273b9b564bdd4adb
SUCCESS checkout https://github.com/douglashill/DynamicButtonStack.git at 1.2.1
========================================
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": "dynamicbuttonstack",
      "name": "DynamicButtonStack",
      "url": "https://github.com/douglashill/DynamicButtonStack.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/DynamicButtonStack",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/douglashill/DynamicButtonStack.git
[1/171] Fetching dynamicbuttonstack
Fetched https://github.com/douglashill/DynamicButtonStack.git from cache (0.66s)
Creating working copy for https://github.com/douglashill/DynamicButtonStack.git
Working copy of https://github.com/douglashill/DynamicButtonStack.git resolved at 1.2.1 (3e97501)
warning: '.resolve-product-dependencies': dependency 'dynamicbuttonstack' 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/douglashill/DynamicButtonStack.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
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module DynamicButtonStack
/Users/admin/builder/spi-builder-workspace/DynamicButtonStack.swift:3:8: error: no such module 'UIKit'
  1 | // Douglas Hill, March 2020
  2 |
  3 | import UIKit
    |        `- error: no such module 'UIKit'
  4 |
  5 | /// A stack of buttons that dynamically adjusts the layout to fit the content in the available
[4/4] Compiling DynamicButtonStack DynamicButtonStack.swift
/Users/admin/builder/spi-builder-workspace/DynamicButtonStack.swift:3:8: error: no such module 'UIKit'
  1 | // Douglas Hill, March 2020
  2 |
  3 | import UIKit
    |        `- error: no such module 'UIKit'
  4 |
  5 | /// A stack of buttons that dynamically adjusts the layout to fit the content in the available
BUILD FAILURE 6.3 macosSpm