Swift Package Index

Build Information

Failed to build MFMailComposeWrapper, reference master (3bc824), with Swift 6.3 for macOS (SPM) on 11 Aug 2026 15:23:27 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/moslienko/MFMailComposeWrapper.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/moslienko/MFMailComposeWrapper
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 3bc8242 Update README.md
Cloned https://github.com/moslienko/MFMailComposeWrapper.git
Revision (git rev-parse @):
3bc8242203231d40fd5cc2cd1a658f145813d5f3
SUCCESS checkout https://github.com/moslienko/MFMailComposeWrapper.git at master
========================================
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": "mfmailcomposewrapper",
      "name": "MFMailComposeWrapper",
      "url": "https://github.com/moslienko/MFMailComposeWrapper.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/MFMailComposeWrapper",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/moslienko/MFMailComposeWrapper.git
[1/82] Fetching mfmailcomposewrapper
Fetched https://github.com/moslienko/MFMailComposeWrapper.git from cache (1.96s)
Creating working copy for https://github.com/moslienko/MFMailComposeWrapper.git
Working copy of https://github.com/moslienko/MFMailComposeWrapper.git resolved at master (3bc8242)
warning: '.resolve-product-dependencies': dependency 'mfmailcomposewrapper' 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/moslienko/MFMailComposeWrapper.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
[3/6] Compiling MFMailComposeWrapper MFMailData.swift
/Users/admin/builder/spi-builder-workspace/Sources/MFMailComposeWrapper.swift:10:8: error: no such module 'MessageUI'
 8 |
 9 | @_exported import Foundation
10 | import MessageUI
   |        `- error: no such module 'MessageUI'
11 | import UIKit
12 |
[4/6] Compiling MFMailComposeWrapper MailApp.swift
/Users/admin/builder/spi-builder-workspace/Sources/MFMailComposeWrapper.swift:10:8: error: no such module 'MessageUI'
 8 |
 9 | @_exported import Foundation
10 | import MessageUI
   |        `- error: no such module 'MessageUI'
11 | import UIKit
12 |
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/6] Emitting module MFMailComposeWrapper
/Users/admin/builder/spi-builder-workspace/Sources/MFMailComposeWrapper.swift:10:8: error: no such module 'MessageUI'
 8 |
 9 | @_exported import Foundation
10 | import MessageUI
   |        `- error: no such module 'MessageUI'
11 | import UIKit
12 |
[6/6] Compiling MFMailComposeWrapper MFMailComposeWrapper.swift
/Users/admin/builder/spi-builder-workspace/Sources/MFMailComposeWrapper.swift:10:8: error: no such module 'MessageUI'
 8 |
 9 | @_exported import Foundation
10 | import MessageUI
   |        `- error: no such module 'MessageUI'
11 | import UIKit
12 |
BUILD FAILURE 6.3 macosSpm