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Build Information

Failed to build HorizonCalendar with Swift 5.8 for macOS (SPM).

Build Command

Build command unavailable

Build Log

========================================
RunAll
========================================
Builder version: 4.28.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/airbnb/HorizonCalendar.git
Reference: v2.0.0
Initialized empty Git repository in /Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/airbnb/HorizonCalendar
 * tag               v2.0.0     -> FETCH_HEAD
HEAD is now at a360d71 Bump version to 2.0.0 (#288)
Cloned https://github.com/airbnb/HorizonCalendar.git
Revision (git rev-parse @):
a360d71a1255f0b24e378f2ee31a7a7d674a49b6
SUCCESS checkout https://github.com/airbnb/HorizonCalendar.git at v2.0.0
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.8
Building package at path:  $PWD/checkout
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-14.3.1.app xcrun swift build --arch arm64
[1/1] Compiling plugin FormatSwift
[2/2] Compiling plugin GenerateManual
Building for debugging...
[3/44] Compiling HorizonCalendar DayRange.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[4/44] Compiling HorizonCalendar DayRangeLayoutContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[5/44] Compiling HorizonCalendar DaysOfTheWeekRowSeparatorOptions.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[6/44] Compiling HorizonCalendar DayOfWeekView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[7/44] Compiling HorizonCalendar DayView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[8/44] Compiling HorizonCalendar DrawingConfig.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[9/49] Compiling HorizonCalendar MonthLayoutContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[10/49] Compiling HorizonCalendar MonthRange.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[11/49] Compiling HorizonCalendar MonthsLayout.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[12/49] Compiling HorizonCalendar OverlaidItemLocation.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[13/49] Compiling HorizonCalendar OverlayLayoutContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[14/49] Compiling HorizonCalendar MonthGridBackgroundView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[15/49] Compiling HorizonCalendar MonthHeaderView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[16/49] Compiling HorizonCalendar Shape.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[17/49] Compiling HorizonCalendar SwiftUIWrapperView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[18/49] Compiling HorizonCalendar Month.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
error: emit-module command failed with exit code 1 (use -v to see invocation)
[19/49] Emitting module HorizonCalendar
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[20/49] Compiling HorizonCalendar CalendarViewContent.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[21/49] Compiling HorizonCalendar CalendarViewProxy.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[22/49] Compiling HorizonCalendar CalendarViewRepresentable.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[23/49] Compiling HorizonCalendar CalendarViewScrollPosition.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[24/49] Compiling HorizonCalendar Day.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[25/49] Compiling HorizonCalendar DayOfWeekPosition.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[26/49] Compiling HorizonCalendar VisibleItem.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[27/49] Compiling HorizonCalendar VisibleItemsProvider.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[28/49] Compiling HorizonCalendar AnyCalendarItemModel.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[29/49] Compiling HorizonCalendar CalendarItemModel.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[30/49] Compiling HorizonCalendar CalendarItemViewRepresentable.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[31/49] Compiling HorizonCalendar CalendarView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[32/49] Compiling HorizonCalendar FrameProvider.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[33/49] Compiling HorizonCalendar Hasher+CGRect.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[34/49] Compiling HorizonCalendar ItemView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[35/49] Compiling HorizonCalendar ItemViewReuseManager.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[36/49] Compiling HorizonCalendar LayoutItem.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[37/49] Compiling HorizonCalendar LayoutItemTypeEnumerator.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[38/49] Compiling HorizonCalendar CGFloat+MaxLayoutValue.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[39/49] Compiling HorizonCalendar Calendar+Helpers.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[40/49] Compiling HorizonCalendar CalendarScrollView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[41/49] Compiling HorizonCalendar ColorViewRepresentable.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[42/49] Compiling HorizonCalendar Dictionary+MutatingValueForKey.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[43/49] Compiling HorizonCalendar DoubleLayoutPassHelpers.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[44/49] Compiling HorizonCalendar PaginationHelpers.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[45/49] Compiling HorizonCalendar ScreenPixelAlignment.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[46/49] Compiling HorizonCalendar ScrollMetricsMutator.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[47/49] Compiling HorizonCalendar ScrollToItemContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[48/49] Compiling HorizonCalendar SubviewInsertionIndexTracker.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[49/49] Compiling HorizonCalendar UIView+NoAnimation.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
Fetching https://github.com/airbnb/swift from cache
Fetching https://github.com/apple/swift-argument-parser from cache
Fetched https://github.com/airbnb/swift (0.54s)
Computing version for https://github.com/airbnb/swift
Fetched https://github.com/apple/swift-argument-parser (0.76s)
Computed https://github.com/airbnb/swift at 1.0.5 (0.69s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.2.3 (0.03s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.2.3
Creating working copy for https://github.com/airbnb/swift
Working copy of https://github.com/airbnb/swift resolved at 1.0.5
Downloading binary artifact https://github.com/calda/SwiftFormat/releases/download/0.52-beta-3/SwiftFormat.artifactbundle.zip
Downloading binary artifact https://github.com/realm/SwiftLint/releases/download/0.48.0/SwiftLintBinary-macos.artifactbundle.zip
[16384/2180442] Downloading https://github.com/calda/SwiftFormat/releases/download/0.52-beta-3/SwiftFormat.artifactbundle.zip
[668444/23874622] Downloading https://github.com/calda/SwiftFormat/releases/download/0.52-beta-3/SwiftFormat.artifactbundle.zip, https://github.com/realm/SwiftLint/releases/download/0.48.0/SwiftLintBinary-macos.artifactbundle.zip
Downloaded https://github.com/calda/SwiftFormat/releases/download/0.52-beta-3/SwiftFormat.artifactbundle.zip (0.64s)
[6894176/21694180] Downloading https://github.com/realm/SwiftLint/releases/download/0.48.0/SwiftLintBinary-macos.artifactbundle.zip
Downloaded https://github.com/realm/SwiftLint/releases/download/0.48.0/SwiftLintBinary-macos.artifactbundle.zip (1.84s)
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Tests/Info.plist
[0/1] Planning build
[1/1] Compiling plugin FormatSwift
[2/2] Compiling plugin GenerateManual
Building for debugging...
[3/44] Compiling HorizonCalendar MonthGridBackgroundView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[4/44] Compiling HorizonCalendar MonthHeaderView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[5/44] Compiling HorizonCalendar Shape.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[6/44] Compiling HorizonCalendar SwiftUIWrapperView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[7/44] Compiling HorizonCalendar Month.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[8/44] Compiling HorizonCalendar CalendarViewContent.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[9/44] Compiling HorizonCalendar CalendarViewProxy.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[10/44] Compiling HorizonCalendar CalendarViewRepresentable.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[11/44] Compiling HorizonCalendar CalendarViewScrollPosition.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[12/44] Compiling HorizonCalendar Day.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[13/44] Compiling HorizonCalendar DayOfWeekPosition.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/49] Emitting module HorizonCalendar
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[15/49] Compiling HorizonCalendar MonthLayoutContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[16/49] Compiling HorizonCalendar MonthRange.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[17/49] Compiling HorizonCalendar MonthsLayout.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[18/49] Compiling HorizonCalendar OverlaidItemLocation.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[19/49] Compiling HorizonCalendar OverlayLayoutContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[20/49] Compiling HorizonCalendar DayRange.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[21/49] Compiling HorizonCalendar DayRangeLayoutContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[22/49] Compiling HorizonCalendar DaysOfTheWeekRowSeparatorOptions.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[23/49] Compiling HorizonCalendar DayOfWeekView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[24/49] Compiling HorizonCalendar DayView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[25/49] Compiling HorizonCalendar DrawingConfig.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[26/49] Compiling HorizonCalendar VisibleItem.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[27/49] Compiling HorizonCalendar VisibleItemsProvider.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[28/49] Compiling HorizonCalendar AnyCalendarItemModel.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[29/49] Compiling HorizonCalendar CalendarItemModel.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[30/49] Compiling HorizonCalendar CalendarItemViewRepresentable.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[31/49] Compiling HorizonCalendar CalendarView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[32/49] Compiling HorizonCalendar CGFloat+MaxLayoutValue.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[33/49] Compiling HorizonCalendar Calendar+Helpers.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[34/49] Compiling HorizonCalendar CalendarScrollView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[35/49] Compiling HorizonCalendar ColorViewRepresentable.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[36/49] Compiling HorizonCalendar Dictionary+MutatingValueForKey.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[37/49] Compiling HorizonCalendar DoubleLayoutPassHelpers.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[38/49] Compiling HorizonCalendar PaginationHelpers.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[39/49] Compiling HorizonCalendar ScreenPixelAlignment.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[40/49] Compiling HorizonCalendar ScrollMetricsMutator.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[41/49] Compiling HorizonCalendar ScrollToItemContext.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[42/49] Compiling HorizonCalendar SubviewInsertionIndexTracker.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[43/49] Compiling HorizonCalendar UIView+NoAnimation.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[44/49] Compiling HorizonCalendar FrameProvider.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[45/49] Compiling HorizonCalendar Hasher+CGRect.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[46/49] Compiling HorizonCalendar ItemView.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[47/49] Compiling HorizonCalendar ItemViewReuseManager.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[48/49] Compiling HorizonCalendar LayoutItem.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
[49/49] Compiling HorizonCalendar LayoutItemTypeEnumerator.swift
/Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/Internal/CalendarScrollView.swift:16:8: error: no such module 'UIKit'
import UIKit
       ^
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/builder/builds/o86TiJKT/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Tests/Info.plist
BUILD FAILURE 5.8 macosSpm

Build Machine: Mac 5