Swift Package IndexBuild Information
Failed to build swift-sdk-generator, reference main (bac62b), with Swift 6.3 for Wasm on 15 Oct 2026 23:42:45 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886770-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3.2-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftlang/swift-sdk-generator.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/swiftlang/swift-sdk-generator
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at bac62b8 Link the platform abstraction layer implementation by default (#278)
Cloned https://github.com/swiftlang/swift-sdk-generator.git
Revision (git rev-parse @):
bac62b856ac8bcbdc4fc515bc4b4a538043aa242
SUCCESS checkout https://github.com/swiftlang/swift-sdk-generator.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/swiftlang/swift-sdk-generator.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3.2-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from saguaro1/spi-images
Digest: sha256:11aa8e4a9dbcd813ae44128d01e945c51d260b4dfda77b6bb7d997d0cc236164
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.3-latest
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[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/871] Write sources
[13/871] Compiling _NumericsShims _NumericsShims.c
[14/871] Write sources
[15/871] Compiling _CWASI _CWASI.c
[16/871] Write sources
[22/871] Compiling _AtomicsShims.c
[23/871] Write sources
[37/871] Compiling CNIOWindows shim.c
[38/871] Compiling CNIOWindows WSAStartup.c
[39/871] Compiling CNIOWASI CNIOWASI.c
[40/871] Compiling CNIOOpenBSD shim.c
[40/871] Compiling CNIOPosix event_loop_id.c
[40/871] Compiling CSystem shims.c
[43/871] Compiling CNIOLinux liburing_shims.c
[44/871] Compiling CNIOLinux shim.c
In file included from /host/spi-builder-workspace/Sources/CProcessSpawnSync/spawner.c:16:
/root/.swiftpm/swift-sdks/swift-6.3.2-RELEASE_wasm.artifactbundle/swift-6.3.2-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
| ^
/host/spi-builder-workspace/Sources/CProcessSpawnSync/spawner.c:24:10: fatal error: 'sys/wait.h' file not found
24 | #include <sys/wait.h>
| ^~~~~~~~~~~~
2 errors generated.
[45/871] Compiling CProcessSpawnSync spawner.c
[45/871] Write swift-version-24593BA9C3E375BF.txt
[45/871] Compiling CNIOExtrasZlib empty.c
[45/871] Compiling CNIOFreeBSD shim.c
[45/871] Compiling CNIOLLHTTP c_nio_http.c
[45/871] Compiling CNIODarwin shim.c
[45/871] Compiling CNIOLLHTTP c_nio_api.c
[45/871] Compiling CNIOLLHTTP c_nio_llhttp.c
BUILD FAILURE 6.3 wasm