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 ConcurrencyPlus, reference main (daf69e), with Swift 6.2 (beta) for Android on 20 Jun 2025 05:43:34 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:android-6.2-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ChimeHQ/ConcurrencyPlus.git
Reference: main
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/ChimeHQ/ConcurrencyPlus
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at daf69ed Prepare for archiving
Cloned https://github.com/ChimeHQ/ConcurrencyPlus.git
Revision (git rev-parse @):
daf69ed837fa04d4ba666f5a99378cf1815f0dab
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/ChimeHQ/ConcurrencyPlus.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.2
Building package at path:  $PWD
https://github.com/ChimeHQ/ConcurrencyPlus.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:android-6.2-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:b7c4a6b4153ff40ef9277e2157e708f835b8eb011095d53bd8db4594eb2b7798
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.2-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-8C5A4AE7A8CE2BA.txt
[3/10] Compiling ConcurrencyPlus MainActor+Unsafe.swift
[4/10] Emitting module ConcurrencyPlus
[5/10] Compiling ConcurrencyPlus Continuation+Resuming.swift
[6/10] Compiling ConcurrencyPlus NSXPCConnection+Continuation.swift
[7/10] Compiling ConcurrencyPlus Task+Relay.swift
[8/10] Compiling ConcurrencyPlus TaskQueue.swift
[9/10] Compiling ConcurrencyPlus SendableContainers.swift
[10/10] Compiling ConcurrencyPlus RelaxedDispatchQueue.swift
/host/spi-builder-workspace/Sources/ConcurrencyPlus/RelaxedDispatchQueue.swift:27:18: error: value of type 'DispatchQueue' has no member 'asyncUnsafe'
25 | #if compiler(>=5.9)
26 | 		if #available(macOS 14.0, iOS 17.0, tvOS 17.0, watchOS 10.0, *) {
27 | 			internalQueue.asyncUnsafe(execute: block)
   |                  `- error: value of type 'DispatchQueue' has no member 'asyncUnsafe'
28 | 		} else {
29 | 			internalQueue.async(execute: block)
/host/spi-builder-workspace/Sources/ConcurrencyPlus/RelaxedDispatchQueue.swift:29:33: warning: passing non-sendable parameter 'block' to function expecting a '@Sendable' closure
22 |
23 | 	/// Identical semantics to `DispatchQueue.asyncUnsafe()`.
24 | 	public func async(_ block: @escaping () -> Void) {
   |                      `- note: parameter 'block' is implicitly non-sendable
25 | #if compiler(>=5.9)
26 | 		if #available(macOS 14.0, iOS 17.0, tvOS 17.0, watchOS 10.0, *) {
27 | 			internalQueue.asyncUnsafe(execute: block)
28 | 		} else {
29 | 			internalQueue.async(execute: block)
   |                                 `- warning: passing non-sendable parameter 'block' to function expecting a '@Sendable' closure
30 | 		}
31 | #else
BUILD FAILURE 6.2 android