Build Information
Failed to build package-concurrency-helpers, reference main (8f5fdc), with Swift 6.1 for Wasm on 5 Nov 2026 16:21:21 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build Log
========================================
RunAll
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Builder version: 5.1.4
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ordo-one/package-concurrency-helpers.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/ordo-one/package-concurrency-helpers
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 8f5fdc2 ci: 🔄 synced local '.github/workflows/' with remote 'workflows/swift'
Cloned https://github.com/ordo-one/package-concurrency-helpers.git
Revision (git rev-parse @):
8f5fdc25bbcd2295c0a0672286f3061c581157d9
SUCCESS checkout https://github.com/ordo-one/package-concurrency-helpers.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/ordo-one/package-concurrency-helpers.git
https://github.com/ordo-one/package-concurrency-helpers.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
wasm-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:c39884094bf9874b7a6bb32559a257cc0b80a9b15eb9e58adaa15f5bda5e4fb5
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
Fetching https://github.com/mattgallagher/CwlPreconditionTesting
Fetching https://github.com/apple/swift-atomics
Fetching https://github.com/apple/swift-docc-plugin
[1/1257] Fetching cwlpreconditiontesting
[1258/3183] Fetching cwlpreconditiontesting, swift-atomics
[3184/5528] Fetching cwlpreconditiontesting, swift-atomics, swift-docc-plugin
Fetched https://github.com/apple/swift-atomics from cache (0.56s)
[1492/3602] Fetching cwlpreconditiontesting, swift-docc-plugin
Fetched https://github.com/mattgallagher/CwlPreconditionTesting from cache (0.63s)
Fetched https://github.com/apple/swift-docc-plugin from cache (0.63s)
Computing version for https://github.com/mattgallagher/CwlPreconditionTesting
Computed https://github.com/mattgallagher/CwlPreconditionTesting at 2.2.2 (0.89s)
Fetching https://github.com/mattgallagher/CwlCatchException.git
[1/460] Fetching cwlcatchexception
Fetched https://github.com/mattgallagher/CwlCatchException.git from cache (0.39s)
Computing version for https://github.com/mattgallagher/CwlCatchException.git
Computed https://github.com/mattgallagher/CwlCatchException.git at 2.2.1 (0.64s)
Computing version for https://github.com/apple/swift-atomics
Computed https://github.com/apple/swift-atomics at 1.3.1 (0.23s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.5.0 (0.25s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3863] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.09s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.37s)
Creating working copy for https://github.com/mattgallagher/CwlCatchException.git
Working copy of https://github.com/mattgallagher/CwlCatchException.git resolved at 2.2.1
Creating working copy for https://github.com/mattgallagher/CwlPreconditionTesting
Working copy of https://github.com/mattgallagher/CwlPreconditionTesting resolved at 2.2.2
Creating working copy for https://github.com/apple/swift-atomics
Working copy of https://github.com/apple/swift-atomics resolved at 1.3.1
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.5.0
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/8] Write sources
[5/8] Compiling _AtomicsShims.c
In file included from /host/spi-builder-workspace/Sources/_PauseShims/_PauseShims.c:13:
/host/spi-builder-workspace/Sources/_PauseShims/include/_PauseShims.h:20:5: error: "Unknown CPU architecture"
20 | # error "Unknown CPU architecture"
| ^
1 error generated.
[6/8] Compiling _PauseShims _PauseShims.c
[6/8] Write swift-version-24593BA9C3E375BF.txt
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-0":/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-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from saguaro1/spi-images
Digest: sha256:c39884094bf9874b7a6bb32559a257cc0b80a9b15eb9e58adaa15f5bda5e4fb5
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.1-latest
[0/1] Planning build
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
In file included from /host/spi-builder-workspace/Sources/_PauseShims/_PauseShims.c:13:
/host/spi-builder-workspace/Sources/_PauseShims/include/_PauseShims.h:20:5: error: "Unknown CPU architecture"
20 | # error "Unknown CPU architecture"
| ^
1 error generated.
[2/4] Compiling _PauseShims _PauseShims.c
[2/4] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.1 wasm