Build Information
Failed to build swift-helper, reference main (b6da4d), with Swift 6.3 for Wasm on 19 Apr 2026 12:43:19 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/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: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/adammcarter/swift-helper.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/adammcarter/swift-helper
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at b6da4d9 Install
Cloned https://github.com/adammcarter/swift-helper.git
Revision (git rev-parse @):
b6da4d96f28131636ab39c10f92b6f1ca1f071c9
SUCCESS checkout https://github.com/adammcarter/swift-helper.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/adammcarter/swift-helper.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images: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-argument-parser
Fetching https://github.com/swiftlang/swift-subprocess
[1/17529] Fetching swift-argument-parser
[527/20436] Fetching swift-argument-parser, swift-subprocess
Fetched https://github.com/swiftlang/swift-subprocess from cache (1.09s)
[8765/17529] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser from cache (2.02s)
Computing version for https://github.com/swiftlang/swift-subprocess
Computed https://github.com/swiftlang/swift-subprocess at 0.4.0 (2.95s)
Fetching https://github.com/apple/swift-system
[1/5601] Fetching swift-system
Fetched https://github.com/apple/swift-system from cache (0.77s)
Computing version for https://github.com/apple/swift-system
Computed https://github.com/apple/swift-system at 1.6.4 (2.22s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.7.1 (1.05s)
Creating working copy for https://github.com/swiftlang/swift-subprocess
Working copy of https://github.com/swiftlang/swift-subprocess resolved at 0.4.0
Creating working copy for https://github.com/apple/swift-system
Working copy of https://github.com/apple/swift-system resolved at 1.6.4
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.7.1
[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/17] Write sources
[7/17] Compiling CSystem shims.c
/host/spi-builder-workspace/.build/checkouts/swift-subprocess/Sources/_SubprocessCShims/process_shims.c:31:10: fatal error: 'grp.h' file not found
31 | #include <grp.h>
| ^~~~~~~
1 error generated.
[8/17] Compiling _SubprocessCShims process_shims.c
[8/17] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.3 wasm