Swift Package Index

Build Information

Failed to build shimmers-hdl, reference main (180397), with Swift 6.3 for Wasm on 18 Apr 2026 00:32:16 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>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/yliu-hashed/shimmers-hdl.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/yliu-hashed/shimmers-hdl
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 1803979 Switch to async Subprocess
Cloned https://github.com/yliu-hashed/shimmers-hdl.git
Revision (git rev-parse @):
18039791292ddb7609ab8f3bb344b9b903139af8
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/yliu-hashed/shimmers-hdl.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/yliu-hashed/shimmers-hdl.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$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/swiftlang/swift-subprocess.git
[1/2907] Fetching swift-subprocess
Fetched https://github.com/swiftlang/swift-subprocess.git from cache (0.61s)
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/apple/swift-system
Fetching https://github.com/swiftlang/swift-syntax.git
[1/17529] Fetching swift-argument-parser
[1229/23130] Fetching swift-argument-parser, swift-system
[6715/98113] Fetching swift-argument-parser, swift-system, swift-syntax
Fetched https://github.com/apple/swift-system from cache (7.61s)
Fetched https://github.com/apple/swift-argument-parser.git from cache (7.64s)
Fetched https://github.com/swiftlang/swift-syntax.git from cache (7.72s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 602.0.0 (11.89s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.7.1 (0.70s)
Computing version for https://github.com/apple/swift-system
Computed https://github.com/apple/swift-system at 1.6.4 (0.87s)
Creating working copy for https://github.com/swiftlang/swift-subprocess.git
Working copy of https://github.com/swiftlang/swift-subprocess.git resolved at main (cdbbf14)
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 602.0.0
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.7.1
Creating working copy for https://github.com/apple/swift-system
Working copy of https://github.com/apple/swift-system resolved at 1.6.4
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/602.0.0/swift-6.3-RELEASE-ubuntu_jammy_x86_64-MacroSupport.tar.gz
Downloaded https://download.swift.org/prebuilts/swift-syntax/602.0.0/swift-6.3-RELEASE-ubuntu_jammy_x86_64-MacroSupport.tar.gz (0.48s)
[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/15] Write sources
[9/15] 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.
[10/15] Compiling _SubprocessCShims process_shims.c
[10/15] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.3 wasm