Swift Package Index

Build Information

Failed to build CalendarKit, reference master (b5b400), with Swift 6.1 for macOS (SPM) on 28 Apr 2026 15:29:40 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.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: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/richardtop/CalendarKit
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at b5b400f Update README.md
Cloned https://github.com/richardtop/CalendarKit.git
Revision (git rev-parse @):
b5b400faffe2b8d26720ad07def28ff33d25de04
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/richardtop/CalendarKit.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/richardtop/CalendarKit.git
https://github.com/richardtop/CalendarKit.git
{
  "default_localization" : "en",
  "dependencies" : [
  ],
  "manifest_display_name" : "CalendarKit",
  "name" : "CalendarKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "CalendarKit",
      "targets" : [
        "CalendarKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CalendarKit",
      "module_type" : "SwiftTarget",
      "name" : "CalendarKit",
      "path" : "Sources",
      "product_memberships" : [
        "CalendarKit"
      ],
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          "rule" : {
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          "rule" : {
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          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/fr_CA.lproj/Localizable.strings",
          "rule" : {
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          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/he.lproj/Localizable.strings",
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          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/hi.lproj/Localizable.strings",
          "rule" : {
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              "localization" : "hi"
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          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/hr.lproj/Localizable.strings",
          "rule" : {
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          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/hu.lproj/Localizable.strings",
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          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/id.lproj/Localizable.strings",
          "rule" : {
            "process" : {
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        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/it.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "it"
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        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/ja.lproj/Localizable.strings",
          "rule" : {
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        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/ko.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "ko"
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          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/ms.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "ms"
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          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/nl.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "nl"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/no.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "no"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/pl.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "pl"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/pt_BR.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "pt_br"
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          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/pt_PT.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "pt_pt"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/ro.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "ro"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/ru.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "ru"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/sk.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "sk"
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          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/sv.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "sv"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/th.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "th"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/tr.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "tr"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/uk.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "uk"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/vi.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "vi"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/zh-CN.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "zh-cn"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/zh-HK.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "zh-hk"
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          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/zh-Hans.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "zh-hans"
            }
          }
        },
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/zh-Hant.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "zh-hant"
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        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/Localizations/zh-TW.lproj/Localizable.strings",
          "rule" : {
            "process" : {
              "localization" : "zh-tw"
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      ],
      "sources" : [
        "CalendarStyle.swift",
        "DayView.swift",
        "DayViewController.swift",
        "DayViewState.swift",
        "EventDataSource.swift",
        "Extensions/Array+Shift.swift",
        "Extensions/Date+DateOnly.swift",
        "Extensions/Locale+24Hour.swift",
        "Extensions/UIColor+SystemColors.swift",
        "Extensions/Value+Clamped.swift",
        "Extensions/View+StackView.swift",
        "Header/DayHeaderView.swift",
        "Header/DaySelector/DateLabel.swift",
        "Header/DaySelector/DayDateCell.swift",
        "Header/DaySelector/DaySelector.swift",
        "Header/DaySelector/DaySelectorController.swift",
        "Header/DaySymbolsView.swift",
        "Header/SwipeLabelView.swift",
        "Localization.swift",
        "Timeline/AllDayView.swift",
        "Timeline/CurrentTimeIndicator.swift",
        "Timeline/Event.swift",
        "Timeline/EventDescriptor.swift",
        "Timeline/EventEditingSnappingBehavior.swift",
        "Timeline/EventLayoutAttributes.swift",
        "Timeline/EventResizeHandleDotView.swift",
        "Timeline/EventResizeHandleView.swift",
        "Timeline/EventView.swift",
        "Timeline/ReusePool.swift",
        "Timeline/SnapTo15MinuteIntervals.swift",
        "Timeline/TimeStringsFactory.swift",
        "Timeline/TimelineContainer.swift",
        "Timeline/TimelineContainerController.swift",
        "Timeline/TimelinePagerView.swift",
        "Timeline/TimelineView.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/44] Copying Localizable.strings
[36/44] Copying Info.plist
[36/44] Copying Localizable.strings
[38/44] Write sources
[43/44] Write swift-version-2F0A5646E1D333AE.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 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 {
[47/81] 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 {
[48/81] 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 {
[49/81] 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 {
[50/81] 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 {
[51/81] 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 {
[52/81] 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 {
[53/81] 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 {
[54/81] 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 {
[55/81] 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 {
[56/81] 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 {
[57/81] 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 {
[58/81] 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 {
[59/81] 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 {
[60/81] 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 {
[61/81] 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 {
[62/81] 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 {
[63/81] 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 {
[64/81] 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 {
[65/81] 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 {
[66/81] 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 {
[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 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 {
[72/81] 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 {
[73/81] 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 {
[74/81] 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 {
[75/81] 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 {
[76/81] 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 {
[77/81] 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 {
[78/81] 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 {
[79/81] 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 {
[80/81] 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 {
[81/81] 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 {
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[2/35] 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 {
[3/38] 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 {
[4/38] 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 {
[5/38] 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 {
[6/38] 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 {
[7/38] 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 {
[8/38] 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 {
[9/38] 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 {
[10/38] 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 {
[11/38] 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 {
[12/38] 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 {
[13/38] 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 {
[14/38] 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 {
[15/38] 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 {
[16/38] 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 {
[17/38] 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 {
[18/38] 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 {
[19/38] 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 {
[20/38] 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 {
[21/38] 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 {
[22/38] 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 {
[23/38] 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 {
[24/38] 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 {
[25/38] 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 {
[26/38] 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 {
[27/38] 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 {
[28/38] 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 {
[29/38] 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 {
[30/38] 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 {
[31/38] 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 {
[32/38] 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 {
[33/38] 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 {
[34/38] 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 {
[35/38] 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 {
[36/38] 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 {
[37/38] 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 {
[38/38] 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 {
BUILD FAILURE 6.1 macosSpm