Swift Package Index

Build Information

Failed to build SwiftUITabPager, reference main (edd16f), with Swift 6.1 for macOS (SPM) on 14 Aug 2026 14:00:54 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: undefined version: run 'make version' to update
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/camosss/SwiftUITabPager.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/camosss/SwiftUITabPager
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at edd16f7 Release 4.1.2
Cloned https://github.com/camosss/SwiftUITabPager.git
Revision (git rev-parse @):
edd16f787dc3b3af6bfe8cca0d6944320284e0d6
SUCCESS checkout https://github.com/camosss/SwiftUITabPager.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/camosss/SwiftUITabPager.git
https://github.com/camosss/SwiftUITabPager.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftUITabPager",
  "name" : "SwiftUITabPager",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftUITabPager",
      "targets" : [
        "SwiftUITabPager"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftUITabPagerTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUITabPagerTests",
      "path" : "Tests/SwiftUITabPagerTests",
      "sources" : [
        "PageTabViewControllerTests.swift",
        "SelectionResolutionTests.swift",
        "TabBarLayoutTests.swift",
        "TabPagerTests.swift"
      ],
      "target_dependencies" : [
        "SwiftUITabPager"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftUITabPager",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUITabPager",
      "path" : "Sources/SwiftUITabPager",
      "product_memberships" : [
        "SwiftUITabPager"
      ],
      "sources" : [
        "Components/TabBar/Layout/FixedTabBar.swift",
        "Components/TabBar/Layout/FixedTabBarOverflowCheck.swift",
        "Components/TabBar/Layout/ScrollableTabBar.swift",
        "Components/TabBar/TabBar.swift",
        "Components/TabBar/TabBarContainer.swift",
        "Components/TabBar/TabButtons.swift",
        "Components/TabBar/TabIndicator.swift",
        "Components/TabBar/TabItemPreferenceKey.swift",
        "Content/PageTabViewController.swift",
        "Content/TabContentContainer.swift",
        "Extensions/Array+SafeSubscript.swift",
        "Extensions/View+OnChangeCompat.swift",
        "Helpers/TabBarLayout.swift",
        "Helpers/TabPagerHelper.swift",
        "Helpers/TabPagerSelection.swift",
        "Helpers/TabPagerWarning.swift",
        "Models/TabState.swift",
        "Styles/TabBarLayoutConfig.swift",
        "Styles/TabBarSeparatorStyle.swift",
        "Styles/TabIndicatorStyle.swift",
        "Styles/TabLayoutStyle.swift",
        "TabPager.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
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...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/23] Emitting module SwiftUITabPager
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[4/25] Compiling SwiftUITabPager TabPagerSelection.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[5/25] Compiling SwiftUITabPager TabPagerWarning.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[6/25] Compiling SwiftUITabPager Array+SafeSubscript.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[7/25] Compiling SwiftUITabPager View+OnChangeCompat.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[8/25] Compiling SwiftUITabPager FixedTabBar.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[9/25] Compiling SwiftUITabPager FixedTabBarOverflowCheck.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[10/25] Compiling SwiftUITabPager ScrollableTabBar.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[11/25] Compiling SwiftUITabPager TabLayoutStyle.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[12/25] Compiling SwiftUITabPager TabPager.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[13/25] Compiling SwiftUITabPager TabBarSeparatorStyle.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[14/25] Compiling SwiftUITabPager TabIndicatorStyle.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[15/25] Compiling SwiftUITabPager PageTabViewController.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[16/25] Compiling SwiftUITabPager TabContentContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[17/25] Compiling SwiftUITabPager TabBarLayout.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[18/25] Compiling SwiftUITabPager TabPagerHelper.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[19/25] Compiling SwiftUITabPager TabState.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[20/25] Compiling SwiftUITabPager TabBarLayoutConfig.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[21/25] Compiling SwiftUITabPager TabIndicator.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[22/25] Compiling SwiftUITabPager TabItemPreferenceKey.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[23/25] Compiling SwiftUITabPager TabBar.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[24/25] Compiling SwiftUITabPager TabBarContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[25/25] Compiling SwiftUITabPager TabButtons.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
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)
[2/22] Emitting module SwiftUITabPager
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[3/24] Compiling SwiftUITabPager TabBarLayout.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[4/24] Compiling SwiftUITabPager TabPagerHelper.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[5/24] Compiling SwiftUITabPager Array+SafeSubscript.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[6/24] Compiling SwiftUITabPager View+OnChangeCompat.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[7/24] Compiling SwiftUITabPager FixedTabBar.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[8/24] Compiling SwiftUITabPager FixedTabBarOverflowCheck.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[9/24] Compiling SwiftUITabPager ScrollableTabBar.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[10/24] Compiling SwiftUITabPager TabLayoutStyle.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[11/24] Compiling SwiftUITabPager TabPager.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[12/24] Compiling SwiftUITabPager TabBar.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[13/24] Compiling SwiftUITabPager TabBarContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[14/24] Compiling SwiftUITabPager TabButtons.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[15/24] Compiling SwiftUITabPager TabPagerSelection.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[16/24] Compiling SwiftUITabPager TabPagerWarning.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[17/24] Compiling SwiftUITabPager TabState.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[18/24] Compiling SwiftUITabPager TabBarLayoutConfig.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[19/24] Compiling SwiftUITabPager TabBarSeparatorStyle.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[20/24] Compiling SwiftUITabPager TabIndicatorStyle.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[21/24] Compiling SwiftUITabPager TabIndicator.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[22/24] Compiling SwiftUITabPager TabItemPreferenceKey.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[23/24] Compiling SwiftUITabPager PageTabViewController.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
[24/24] Compiling SwiftUITabPager TabContentContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUITabPager/Content/PageTabViewController.swift:1:8: error: no such module 'UIKit'
  1 | import UIKit
    |        `- error: no such module 'UIKit'
  2 | import SwiftUI
  3 |
BUILD FAILURE 6.1 macosSpm