Swift Package Index

Build Information

Failed to build CalendarKit, reference 1.1.13 (e803ad), with Swift 6.3 for macOS (SPM) on 18 Apr 2026 22:57:20 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
========================================
Clone URL: https://github.com/richardtop/CalendarKit.git
Reference: 1.1.13
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/richardtop/CalendarKit
 * tag               1.1.13     -> FETCH_HEAD
HEAD is now at e803ad4 Merge pull request #386 from theSwanCoder/fix-daydatecell-alignment
Cloned https://github.com/richardtop/CalendarKit.git
Revision (git rev-parse @):
e803ad415e13d911cdf5b0dbc3718e6e8e447fb8
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/richardtop/CalendarKit.git at 1.1.13
========================================
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": "calendarkit",
      "name": "CalendarKit",
      "url": "https://github.com/richardtop/CalendarKit.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/CalendarKit",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/richardtop/CalendarKit.git
[1/6397] Fetching calendarkit
Fetched https://github.com/richardtop/CalendarKit.git from cache (0.93s)
Creating working copy for https://github.com/richardtop/CalendarKit.git
Working copy of https://github.com/richardtop/CalendarKit.git resolved at 1.1.13 (e803ad4)
warning: '.resolve-product-dependencies': dependency 'calendarkit' 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/richardtop/CalendarKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/44] Copying Localizable.strings
[36/44] Write sources
[37/44] Copying Localizable.strings
[38/44] Copying Info.plist
[38/44] Copying Localizable.strings
[43/44] Write swift-version--6988338F2F200930.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[45/78] Emitting module CalendarKit
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[46/81] Compiling CalendarKit UIColor+SystemColors.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[47/81] Compiling CalendarKit Value+Clamped.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[48/81] Compiling CalendarKit View+StackView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[49/81] Compiling CalendarKit DayHeaderView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[50/81] Compiling CalendarKit TimeStringsFactory.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[51/81] Compiling CalendarKit TimelineContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[52/81] Compiling CalendarKit TimelineContainerController.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[53/81] Compiling CalendarKit EventView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[54/81] Compiling CalendarKit ReusePool.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[55/81] Compiling CalendarKit SnapTo15MinuteIntervals.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[56/81] Compiling CalendarKit CurrentTimeIndicator.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[57/81] Compiling CalendarKit Event.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[58/81] Compiling CalendarKit EventDescriptor.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[59/81] Compiling CalendarKit EventEditingSnappingBehavior.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[60/81] Compiling CalendarKit DateLabel.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[61/81] Compiling CalendarKit DayDateCell.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[62/81] Compiling CalendarKit DaySelector.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[63/81] Compiling CalendarKit DaySelectorController.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[64/81] Compiling CalendarKit EventLayoutAttributes.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[65/81] Compiling CalendarKit EventResizeHandleDotView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[66/81] Compiling CalendarKit EventResizeHandleView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[67/81] Compiling CalendarKit EventDataSource.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[68/81] Compiling CalendarKit Array+Shift.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[69/81] Compiling CalendarKit Date+DateOnly.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[70/81] Compiling CalendarKit Locale+24Hour.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[71/81] Compiling CalendarKit DaySymbolsView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[72/81] Compiling CalendarKit SwipeLabelView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[73/81] Compiling CalendarKit Localization.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[74/81] Compiling CalendarKit AllDayView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[75/81] Compiling CalendarKit CalendarStyle.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[76/81] Compiling CalendarKit DayView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[77/81] Compiling CalendarKit DayViewController.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[78/81] Compiling CalendarKit DayViewState.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[79/81] Compiling CalendarKit TimelinePagerView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[80/81] Compiling CalendarKit TimelineView.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
[81/81] Compiling CalendarKit resource_bundle_accessor.swift
/Users/admin/builder/spi-builder-workspace/Sources/CalendarStyle.swift:2:8: error: no such module 'UIKit'
 1 | import Foundation
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public enum DateStyle {
BUILD FAILURE 6.3 macosSpm