swift-nio-udp – Build Information

Build Information

Failed to build swift-nio-udp, reference 1.0.1 (81bc22), with Swift 6.2 for Android on 10 Feb 2026 08:09:40 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" 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: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/hironichu/swift-nio-udp.git
Reference: 1.0.1
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/hironichu/swift-nio-udp
 * tag               1.0.1      -> FETCH_HEAD
HEAD is now at 81bc221 Add batch send API and performance optimizations
Cloned https://github.com/hironichu/swift-nio-udp.git
Revision (git rev-parse @):
81bc221147d585a4edc24b15b3ef7c0d7278c365
SUCCESS checkout https://github.com/hironichu/swift-nio-udp.git at 1.0.1
========================================
Build
========================================
Selected platform:         android
Swift version:             6.2
Building package at path:  $PWD
https://github.com/hironichu/swift-nio-udp.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" 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: sha256:0e5e7915595da63d8208b049b9b111c031f8df8a6b9b79e3bba6f3737b8b2f25
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.2-latest
Fetching https://github.com/apple/swift-nio.git
[1/81972] Fetching swift-nio
Fetched https://github.com/apple/swift-nio.git from cache (6.21s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.94.0 (8.74s)
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-collections.git
[1/1820] Fetching swift-atomics
[1821/7372] Fetching swift-atomics, swift-system
[7373/26865] Fetching swift-atomics, swift-system, swift-collections
Fetched https://github.com/apple/swift-system.git from cache (1.07s)
[9618/21313] Fetching swift-atomics, swift-collections
Fetched https://github.com/apple/swift-atomics.git from cache (1.89s)
Fetched https://github.com/apple/swift-collections.git from cache (1.92s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (2.98s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.6.4 (0.42s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.3.0 (0.56s)
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.6.4
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.3.0
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.94.0
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
Building for debugging...
[0/21] Write sources
[7/21] Compiling CNIOWASI CNIOWASI.c
[8/21] Write sources
[9/21] Compiling CNIOWindows WSAStartup.c
[10/21] Compiling CNIOWindows shim.c
[10/21] Compiling CNIOPosix event_loop_id.c
[12/21] Compiling CNIOOpenBSD shim.c
[13/21] Compiling CNIOLinux liburing_shims.c
[14/21] Write sources
[15/21] Compiling _AtomicsShims.c
[16/21] Compiling CNIODarwin shim.c
[17/21] Write swift-version--3EE9C60077A20DAF.txt
[18/21] Compiling CNIOLinux shim.c
[20/42] Compiling _NIOBase64 Base64.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
error: emit-module command failed with exit code 1 (use -v to see invocation)
[21/45] Emitting module _NIOBase64
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.3 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE-android-0.1.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64/android/Swift.swiftmodule/aarch64-unknown-linux-android.swiftmodule
[21/53] Compiling c-nioatomics.c
[21/53] Compiling c-atomics.c
BUILD FAILURE 6.2 android