Build Information
Failed to build SwiftEngine, reference master (8cdc39), with Swift 6.3 for Wasm on 11 Apr 2026 05:16:49 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/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftengine/swiftengine.git
Reference: master
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/swiftengine/swiftengine
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 8cdc398 Update README.md
Cloned https://github.com/swiftengine/swiftengine.git
Revision (git rev-parse @):
8cdc39859492fdf810db8a1b2dfa142bd97c3042
SUCCESS checkout https://github.com/swiftengine/swiftengine.git at master
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/swiftengine/swiftengine.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Fetching https://github.com/apple/swift-nio.git
[1/83101] Fetching swift-nio
Fetched https://github.com/apple/swift-nio.git from cache (5.73s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 1.14.4 (6.24s)
Fetching https://github.com/apple/swift-nio-zlib-support.git
[1/15] Fetching swift-nio-zlib-support
Fetched https://github.com/apple/swift-nio-zlib-support.git from cache (0.21s)
Computing version for https://github.com/apple/swift-nio-zlib-support.git
Computed https://github.com/apple/swift-nio-zlib-support.git at 1.0.0 (0.72s)
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 1.14.4
Creating working copy for https://github.com/apple/swift-nio-zlib-support.git
Working copy of https://github.com/apple/swift-nio-zlib-support.git resolved at 1.0.0
warning: 'swift-nio-zlib-support': ignoring declared target(s) 'swift-nio-zlib-support' in the system package
Building for debugging...
[0/28] Write sources
[8/28] Compiling CNIOZlib empty.c
[8/28] Compiling CNIOLinux shim.c
[8/28] Compiling CNIOLinux ifaddrs-android.c
/host/spi-builder-workspace/.build/checkouts/swift-nio/Sources/CNIOSHA1/c_nio_sha1.c:47:10: fatal error: 'sys/cdefs.h' file not found
47 | #include <sys/cdefs.h>
| ^~~~~~~~~~~~~
1 error generated.
[11/28] Compiling CNIOSHA1 c_nio_sha1.c
[11/28] Compiling CNIODarwin shim.c
[11/28] Compiling c-atomics.c
[11/28] Compiling CNIOHTTPParser c_nio_http_parser.c
[11/28] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.3 wasm