Swift Package IndexBuild Information
Failed to build Aether, reference master (cfecda), with Swift 6.3 for Wasm on 23 Apr 2026 05:35:14 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/aestesis/aether.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/aestesis/aether
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at cfecdaf fixed SizeI
Cloned https://github.com/aestesis/aether.git
Revision (git rev-parse @):
cfecdafa104b74362021af436ce0dbfdd94e89e2
SUCCESS checkout https://github.com/aestesis/aether.git at master
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/aestesis/aether.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$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/aestesis/Cpng
[1/137] Fetching cpng
Fetched https://github.com/aestesis/Cpng from cache (0.33s)
Fetching https://github.com/aestesis/CPango.git
[1/152] Fetching cpango
Fetched https://github.com/aestesis/CPango.git from cache (0.34s)
Fetching https://github.com/aestesis/CFreeType.git
[1/39] Fetching cfreetype
Fetched https://github.com/aestesis/CFreeType.git from cache (0.26s)
Fetching https://github.com/aestesis/Cairo.git
[1/3464] Fetching cairo
Fetched https://github.com/aestesis/Cairo.git from cache (3.14s)
Fetching https://github.com/aestesis/Uridium.git
[1/212] Fetching uridium
Fetched https://github.com/aestesis/Uridium.git from cache (0.43s)
Fetching https://github.com/aestesis/CCairo.git
[1/412] Fetching ccairo
Fetched https://github.com/aestesis/CCairo.git from cache (0.47s)
Fetching https://github.com/aestesis/CFontConfig.git
[1/45] Fetching cfontconfig
Fetched https://github.com/aestesis/CFontConfig.git from cache (0.38s)
Fetching https://github.com/aestesis/xcb.git
Fetching https://github.com/aestesis/Vulkan.git
Fetching https://github.com/IBM-Swift/SwiftyJSON.git
Fetching https://github.com/aestesis/libtess.git
Fetching https://github.com/aestesis/Zlib.git
[1/15] Fetching xcb
[16/47] Fetching xcb, vulkan
[48/2734] Fetching xcb, vulkan, swiftyjson
[371/2796] Fetching xcb, vulkan, swiftyjson, libtess
[622/2855] Fetching xcb, vulkan, swiftyjson, libtess, zlib
Fetched https://github.com/aestesis/Zlib.git from cache (0.55s)
[2393/2796] Fetching xcb, vulkan, swiftyjson, libtess
Fetched https://github.com/aestesis/Vulkan.git from cache (0.80s)
Fetched https://github.com/aestesis/xcb.git from cache (0.80s)
Fetched https://github.com/aestesis/libtess.git from cache (0.80s)
Fetched https://github.com/IBM-Swift/SwiftyJSON.git from cache (0.81s)
Computing version for https://github.com/aestesis/Vulkan.git
Computed https://github.com/aestesis/Vulkan.git at 1.0.6 (1.74s)
Computing version for https://github.com/aestesis/xcb.git
Computed https://github.com/aestesis/xcb.git at 1.0.1 (1.46s)
Computing version for https://github.com/aestesis/Zlib.git
Computed https://github.com/aestesis/Zlib.git at 0.1.6 (1.14s)
Computing version for https://github.com/aestesis/libtess.git
Computed https://github.com/aestesis/libtess.git at 1.0.5 (3.24s)
Computing version for https://github.com/IBM-Swift/SwiftyJSON.git
Computed https://github.com/IBM-Swift/SwiftyJSON.git at 17.0.5 (3.33s)
Creating working copy for https://github.com/aestesis/Vulkan.git
Working copy of https://github.com/aestesis/Vulkan.git resolved at 1.0.6
Creating working copy for https://github.com/aestesis/CCairo.git
Working copy of https://github.com/aestesis/CCairo.git resolved at master (86cb03f)
Creating working copy for https://github.com/aestesis/Uridium.git
Working copy of https://github.com/aestesis/Uridium.git resolved at master (5bdc362)
Creating working copy for https://github.com/aestesis/Cpng
Working copy of https://github.com/aestesis/Cpng resolved at master (f9bdc5d)
Creating working copy for https://github.com/aestesis/xcb.git
Working copy of https://github.com/aestesis/xcb.git resolved at 1.0.1
Creating working copy for https://github.com/aestesis/CFontConfig.git
Working copy of https://github.com/aestesis/CFontConfig.git resolved at master (c89a356)
Creating working copy for https://github.com/aestesis/CPango.git
Working copy of https://github.com/aestesis/CPango.git resolved at master (a502f49)
Creating working copy for https://github.com/aestesis/libtess.git
Working copy of https://github.com/aestesis/libtess.git resolved at 1.0.5
Creating working copy for https://github.com/aestesis/CFreeType.git
Working copy of https://github.com/aestesis/CFreeType.git resolved at master (3442374)
Creating working copy for https://github.com/IBM-Swift/SwiftyJSON.git
Working copy of https://github.com/IBM-Swift/SwiftyJSON.git resolved at 17.0.5
Creating working copy for https://github.com/aestesis/Cairo.git
Working copy of https://github.com/aestesis/Cairo.git resolved at master (71cbd6d)
Creating working copy for https://github.com/aestesis/Zlib.git
Working copy of https://github.com/aestesis/Zlib.git resolved at 0.1.6
warning: you may be able to install fontconfig using your system-packager:
apt-get install libfontconfig-dev
warning: you may be able to install cairo using your system-packager:
apt-get install libcairo-dev
warning: you may be able to install png using your system-packager:
apt-get install libpng-dev libz-dev
warning: you may be able to install pango using your system-packager:
apt-get install libpango1.0-dev libglib2.0-dev glib-networking gobject-introspection libgirepository1.0-dev
warning: you may be able to install freetype2 using your system-packager:
apt-get install libfreetype6-dev
warning: you may be able to install fontconfig using your system-packager:
apt-get install libfontconfig-dev
warning: you may be able to install cairo using your system-packager:
apt-get install libcairo-dev
warning: you may be able to install png using your system-packager:
apt-get install libpng-dev libz-dev
warning: you may be able to install pango using your system-packager:
apt-get install libpango1.0-dev libglib2.0-dev glib-networking gobject-introspection libgirepository1.0-dev
warning: you may be able to install freetype2 using your system-packager:
apt-get install libfreetype6-dev
Building for debugging...
[0/19] Compiling libtess memalloc.c
[1/19] Compiling libtess dict.c
[2/19] Compiling libtess geom.c
[3/19] Compiling libtess export.c
In file included from /host/spi-builder-workspace/.build/checkouts/libtess/Sources/libtess/tess.c:38:
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
| ^
1 error generated.
[4/19] Compiling libtess tess.c
[4/19] Compiling libtess render.c
[4/19] Compiling libtess mesh.c
[4/19] Write swift-version-24593BA9C3E375BF.txt
[4/19] Compiling libtess priorityq.c
In file included from /host/spi-builder-workspace/.build/checkouts/libtess/Sources/libtess/sweep.c:40:
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/setjmp.h:13:2: error: Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
13 | #error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
| ^
[4/19] Compiling libtess sweep.c
[4/19] Compiling libtess tessmono.c
[4/19] Compiling libtess priorityq-heap.c
BUILD FAILURE 6.3 wasm