Swift Package Index

Build Information

Failed to build ConcurrencyPlus, reference main (daf69e), with Swift 6.3 for Linux on 13 Apr 2026 16:50:38 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
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:         linux
Swift version:             6.3
Building package at path:  $PWD
https://github.com/ChimeHQ/ConcurrencyPlus.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/10] Emitting module ConcurrencyPlus
[4/10] Compiling ConcurrencyPlus Continuation+Resuming.swift
[5/10] Compiling ConcurrencyPlus MainActor+Unsafe.swift
[6/10] Compiling ConcurrencyPlus Task+Relay.swift
[7/10] Compiling ConcurrencyPlus SendableContainers.swift
[8/10] Compiling ConcurrencyPlus NSXPCConnection+Continuation.swift
[9/10] Compiling ConcurrencyPlus TaskQueue.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 6.3 linux