Swift Package Index

Build Information

Failed to build StableCollectionViewLayout, reference main (92aaa3), with Swift 6.3 for macOS (SPM) on 25 Jun 2026 08:51:37 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.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/aimalygin/StableCollectionViewLayout.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/aimalygin/StableCollectionViewLayout
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 92aaa3a Update CI config
Cloned https://github.com/aimalygin/StableCollectionViewLayout.git
Revision (git rev-parse @):
92aaa3a114cdb5bd70756c047318298ecdd5d911
SUCCESS checkout https://github.com/aimalygin/StableCollectionViewLayout.git at main
========================================
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": "stablecollectionviewlayout",
      "name": "StableCollectionViewLayout",
      "url": "https://github.com/aimalygin/StableCollectionViewLayout.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/StableCollectionViewLayout",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/aimalygin/StableCollectionViewLayout.git
[1/385] Fetching stablecollectionviewlayout
Fetched https://github.com/aimalygin/StableCollectionViewLayout.git from cache (1.16s)
Creating working copy for https://github.com/aimalygin/StableCollectionViewLayout.git
Working copy of https://github.com/aimalygin/StableCollectionViewLayout.git resolved at main (92aaa3a)
warning: '.resolve-product-dependencies': dependency 'stablecollectionviewlayout' 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/aimalygin/StableCollectionViewLayout.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)
[3/14] Emitting module StableCollectionViewLayout
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[4/14] Compiling StableCollectionViewLayout StableCollectionViewFlowLayout.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[5/14] Compiling StableCollectionViewLayout VisibleIndexesStateController.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[6/14] Compiling StableCollectionViewLayout VisibleIndexesState.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[7/14] Compiling StableCollectionViewLayout StableCollectionViewLayout.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[8/14] Compiling StableCollectionViewLayout OffsetController+Extension.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[9/14] Compiling StableCollectionViewLayout OffsetControllerImpl.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[10/14] Compiling StableCollectionViewLayout CollectionViewDataProvider.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[11/14] Compiling StableCollectionViewLayout CollectionViewUpdateItem.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[12/14] Compiling StableCollectionViewLayout OffsetController.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[13/14] Compiling StableCollectionViewLayout IndexPath+Extension.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[14/14] Compiling StableCollectionViewLayout LayoutAttributesProvider.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
[15/15] Compiling StableCollectionViewLayout VisibleIndexesStateControllerImpl.swift
/Users/admin/builder/spi-builder-workspace/StableCollectionViewLayout/Sources/CollectionViewUpdateItem.swift:9:8: error: no such module 'UIKit'
 7 |
 8 | import Foundation
 9 | import UIKit
   |        `- error: no such module 'UIKit'
10 |
11 | public struct CollectionViewUpdateItem: Equatable {
BUILD FAILURE 6.3 macosSpm