The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build Replacer, reference 0.1.0 (2042d6), with Swift 6.2 (beta) for macOS (SPM) on 18 Jun 2025 11:11:13 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tattn/Replacer.git
Reference: 0.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/tattn/Replacer
 * tag               0.1.0      -> FETCH_HEAD
HEAD is now at 2042d67 Update Swift 5.0
Cloned https://github.com/tattn/Replacer.git
Revision (git rev-parse @):
2042d67080e9de57673f8bdf25788510377f975e
SUCCESS checkout https://github.com/tattn/Replacer.git at 0.1.0
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/tattn/Replacer.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun swift build --arch arm64
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-1EA4D86E10B52AF.txt
[4/9] Compiling Replacer URLStubProtocol.swift
[5/9] Compiling Replacer URLSessionConfiguration+.swift
[6/9] Emitting module Replacer
[7/9] Compiling Replacer URLStubManager.swift
[8/9] Compiling Replacer URLStub.swift
[9/9] Compiling Replacer Replacer.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[10/11] Emitting module TestReplacer
/Users/admin/builder/spi-builder-workspace/Sources/TestReplacer/XCTest+.swift:16:78: error: ambiguous use of 'tearDown'
14 |
15 |     private static let swizzleTearDown: Void = {
16 |         let tearDown = class_getInstanceMethod(XCTest.self, #selector(XCTest.tearDown))!
   |                                                                              `- error: ambiguous use of 'tearDown'
17 |         let replacerTearDown = class_getInstanceMethod(XCTest.self, #selector(XCTest.autoResetTearDown))!
18 |         method_exchangeImplementations(tearDown, replacerTearDown)
XCTest.XCTest.tearDown:2:11: note: found this candidate in module 'XCTest'
1 | class XCTest {
2 | open func tearDown()}
  |           `- note: found this candidate in module 'XCTest'
3 |
XCTest.XCTest.tearDown:2:11: note: found this candidate in module 'XCTest'
1 | class XCTest {
2 | open func tearDown(completion: @escaping @Sendable ((any Error)?) -> Void)}
  |           `- note: found this candidate in module 'XCTest'
3 |
[11/11] Compiling TestReplacer XCTest+.swift
/Users/admin/builder/spi-builder-workspace/Sources/TestReplacer/XCTest+.swift:16:78: error: ambiguous use of 'tearDown'
14 |
15 |     private static let swizzleTearDown: Void = {
16 |         let tearDown = class_getInstanceMethod(XCTest.self, #selector(XCTest.tearDown))!
   |                                                                              `- error: ambiguous use of 'tearDown'
17 |         let replacerTearDown = class_getInstanceMethod(XCTest.self, #selector(XCTest.autoResetTearDown))!
18 |         method_exchangeImplementations(tearDown, replacerTearDown)
XCTest.XCTest.tearDown:2:11: note: found this candidate in module 'XCTest'
1 | class XCTest {
2 | open func tearDown()}
  |           `- note: found this candidate in module 'XCTest'
3 |
XCTest.XCTest.tearDown:2:11: note: found this candidate in module 'XCTest'
1 | class XCTest {
2 | open func tearDown(completion: @escaping @Sendable ((any Error)?) -> Void)}
  |           `- note: found this candidate in module 'XCTest'
3 |
Fetching https://github.com/Alamofire/Alamofire.git
[1/30141] Fetching alamofire
Fetched https://github.com/Alamofire/Alamofire.git from cache (3.24s)
Computing version for https://github.com/Alamofire/Alamofire.git
Computed https://github.com/Alamofire/Alamofire.git at 4.9.1 (3.79s)
Creating working copy for https://github.com/Alamofire/Alamofire.git
Working copy of https://github.com/Alamofire/Alamofire.git resolved at 4.9.1
BUILD FAILURE 6.2 macosSpm