Swift Package IndexBuild Information
Failed to build hummingbird-websocket, reference main (e7100d), with Swift 6.3 for Wasm on 16 Apr 2026 10:44:29 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/hummingbird-project/hummingbird-websocket.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/hummingbird-project/hummingbird-websocket
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at e7100d3 Update from hummingbird-project-template 6594c217e03b6530e42665125216309d04cdc702 (#122)
Cloned https://github.com/hummingbird-project/hummingbird-websocket.git
Revision (git rev-parse @):
e7100d3bd7f155533c2b55fa0f5cd2d08d8cbbec
SUCCESS checkout https://github.com/hummingbird-project/hummingbird-websocket.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/hummingbird-project/hummingbird-websocket.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$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/hummingbird-project/hummingbird.git
Fetching https://github.com/apple/swift-nio-ssl.git
Fetching https://github.com/hummingbird-project/swift-websocket.git
Fetching https://github.com/apple/swift-nio-extras.git
[1/841] Fetching swift-websocket
[683/7351] Fetching swift-websocket, swift-nio-extras
[3642/33812] Fetching swift-websocket, swift-nio-extras, hummingbird
[3643/49230] Fetching swift-websocket, swift-nio-extras, hummingbird, swift-nio-ssl
Fetched https://github.com/hummingbird-project/swift-websocket.git from cache (1.18s)
Fetched https://github.com/apple/swift-nio-extras.git from cache (1.18s)
[8487/41879] Fetching hummingbird, swift-nio-ssl
Fetched https://github.com/hummingbird-project/hummingbird.git from cache (4.37s)
Fetched https://github.com/apple/swift-nio-ssl.git from cache (4.37s)
Computing version for https://github.com/hummingbird-project/swift-websocket.git
Computed https://github.com/hummingbird-project/swift-websocket.git at 1.5.0 (5.25s)
Fetching https://github.com/apple/swift-http-types.git
Fetching https://github.com/swift-server/swift-service-lifecycle
[1/2729] Fetching swift-service-lifecycle
[1202/3772] Fetching swift-service-lifecycle, swift-http-types
Fetching https://github.com/apple/swift-nio.git
Fetching https://github.com/apple/swift-nio-transport-services.git
Fetching https://github.com/adam-fowler/compress-nio.git
Fetching https://github.com/apple/swift-log.git
Fetched https://github.com/apple/swift-http-types.git from cache (0.61s)
Fetched https://github.com/swift-server/swift-service-lifecycle from cache (0.67s)
[1/2843] Fetching swift-nio-transport-services
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Fetched https://github.com/apple/swift-log.git from cache (1.28s)
[3327/83162] Fetching swift-nio
Fetched https://github.com/apple/swift-nio.git from cache (11.55s)
Computing version for https://github.com/apple/swift-nio-extras.git
Computed https://github.com/apple/swift-nio-extras.git at 1.33.0 (13.24s)
Fetching https://github.com/apple/swift-asn1.git
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-certificates.git
Fetching https://github.com/apple/swift-async-algorithms.git
Fetching https://github.com/apple/swift-http-structured-headers.git
Fetching https://github.com/apple/swift-algorithms.git
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[4931/24302] Fetching swift-asn1, swift-http-structured-headers, swift-certificates, swift-atomics, swift-async-algorithms, swift-algorithms
Fetched https://github.com/apple/swift-http-structured-headers.git from cache (0.79s)
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Fetching https://github.com/apple/swift-nio-http2.git
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Fetched https://github.com/apple/swift-certificates.git from cache (1.57s)
Fetched https://github.com/apple/swift-atomics.git from cache (1.57s)
[1/12108] Fetching swift-nio-http2
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Computing version for https://github.com/apple/swift-algorithms.git
Computed https://github.com/apple/swift-algorithms.git at 1.2.1 (7.34s)
Fetching https://github.com/apple/swift-numerics.git
[1/6416] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics.git from cache (0.81s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (1.70s)
Computing version for https://github.com/adam-fowler/compress-nio.git
Computed https://github.com/adam-fowler/compress-nio.git at 1.4.2 (0.74s)
Computing version for https://github.com/apple/swift-nio-ssl.git
Computed https://github.com/apple/swift-nio-ssl.git at 2.36.1 (0.75s)
Computing version for https://github.com/apple/swift-http-types.git
Computed https://github.com/apple/swift-http-types.git at 1.5.1 (0.51s)
Computing version for https://github.com/swift-server/swift-service-lifecycle
Computed https://github.com/swift-server/swift-service-lifecycle at 2.11.0 (0.64s)
Computing version for https://github.com/apple/swift-async-algorithms.git
Computed https://github.com/apple/swift-async-algorithms.git at 1.1.3 (0.98s)
Fetching https://github.com/apple/swift-collections.git
[1/23551] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (2.54s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.97.1 (3.89s)
Fetching https://github.com/apple/swift-system.git
[1/5601] Fetching swift-system
Fetched https://github.com/apple/swift-system.git from cache (0.80s)
Computing version for https://github.com/apple/swift-asn1.git
Computed https://github.com/apple/swift-asn1.git at 1.6.0 (7.18s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.1.1 (2.22s)
Computing version for https://github.com/apple/swift-certificates.git
Computed https://github.com/apple/swift-certificates.git at 1.18.0 (0.91s)
Fetching https://github.com/apple/swift-crypto.git
[1/17374] Fetching swift-crypto
Fetched https://github.com/apple/swift-crypto.git from cache (2.39s)
Computing version for https://github.com/apple/swift-http-structured-headers.git
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Computed https://github.com/apple/swift-system.git at 1.6.4 (0.56s)
Computing version for https://github.com/apple/swift-nio-transport-services.git
Computed https://github.com/apple/swift-nio-transport-services.git at 1.26.0 (0.60s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.12.0 (0.46s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (0.69s)
Computing version for https://github.com/hummingbird-project/hummingbird.git
Computed https://github.com/hummingbird-project/hummingbird.git at 2.22.0 (0.68s)
Fetching https://github.com/apple/swift-distributed-tracing.git
Fetching https://github.com/swift-server/async-http-client.git
Fetching https://github.com/apple/swift-configuration.git
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Fetched https://github.com/apple/swift-metrics.git from cache (0.88s)
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Computing version for https://github.com/apple/swift-configuration.git
Computed https://github.com/apple/swift-configuration.git at 1.2.0 (2.38s)
Computing version for https://github.com/apple/swift-distributed-tracing.git
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Computing version for https://github.com/apple/swift-service-context.git
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Computing version for https://github.com/apple/swift-metrics.git
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Computing version for https://github.com/apple/swift-crypto.git
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Creating working copy for https://github.com/apple/swift-http-structured-headers.git
Working copy of https://github.com/apple/swift-http-structured-headers.git resolved at 1.6.0
Creating working copy for https://github.com/hummingbird-project/swift-websocket.git
Working copy of https://github.com/hummingbird-project/swift-websocket.git resolved at 1.5.0
Creating working copy for https://github.com/apple/swift-http-types.git
Working copy of https://github.com/apple/swift-http-types.git resolved at 1.5.1
Creating working copy for https://github.com/apple/swift-numerics.git
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Creating working copy for https://github.com/adam-fowler/compress-nio.git
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Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.97.1
Creating working copy for https://github.com/apple/swift-service-context.git
Working copy of https://github.com/apple/swift-service-context.git resolved at 1.3.0
Creating working copy for https://github.com/apple/swift-nio-ssl.git
Working copy of https://github.com/apple/swift-nio-ssl.git resolved at 2.36.1
Creating working copy for https://github.com/apple/swift-nio-extras.git
Working copy of https://github.com/apple/swift-nio-extras.git resolved at 1.33.0
Creating working copy for https://github.com/apple/swift-system.git
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Creating working copy for https://github.com/apple/swift-algorithms.git
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Creating working copy for https://github.com/swift-server/swift-service-lifecycle
Working copy of https://github.com/swift-server/swift-service-lifecycle resolved at 2.11.0
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.4.1
Creating working copy for https://github.com/apple/swift-asn1.git
Working copy of https://github.com/apple/swift-asn1.git resolved at 1.6.0
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.12.0
Creating working copy for https://github.com/apple/swift-metrics.git
Working copy of https://github.com/apple/swift-metrics.git resolved at 2.10.0
Creating working copy for https://github.com/hummingbird-project/hummingbird.git
Working copy of https://github.com/hummingbird-project/hummingbird.git resolved at 2.22.0
Creating working copy for https://github.com/apple/swift-distributed-tracing.git
Working copy of https://github.com/apple/swift-distributed-tracing.git resolved at 1.4.1
Creating working copy for https://github.com/apple/swift-certificates.git
Working copy of https://github.com/apple/swift-certificates.git resolved at 1.18.0
Creating working copy for https://github.com/apple/swift-configuration.git
Working copy of https://github.com/apple/swift-configuration.git resolved at 1.2.0
Creating working copy for https://github.com/swift-server/async-http-client.git
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Creating working copy for https://github.com/apple/swift-nio-http2.git
Working copy of https://github.com/apple/swift-nio-http2.git resolved at 1.43.0
Creating working copy for https://github.com/apple/swift-crypto.git
Working copy of https://github.com/apple/swift-crypto.git resolved at 4.3.1
Creating working copy for https://github.com/apple/swift-nio-transport-services.git
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Building for debugging...
[0/541] Compiling CCompressZlib empty.c
/host/spi-builder-workspace/.build/checkouts/async-http-client/Sources/CAsyncHTTPClient/CAsyncHTTPClient.c:37:38: error: call to undeclared function 'strptime_l'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
37 | const char * firstNonProcessed = strptime_l(string, format, result, (locale_t)locale);
| ^
/host/spi-builder-workspace/.build/checkouts/async-http-client/Sources/CAsyncHTTPClient/CAsyncHTTPClient.c:37:38: note: did you mean 'strftime_l'?
/root/.swiftpm/swift-sdks/swift-6.3-RELEASE_wasm.artifactbundle/swift-6.3-RELEASE_wasm/wasm32-unknown-wasip1/WASI.sdk/include/wasm32-wasip1/time.h:93:8: note: 'strftime_l' declared here
93 | size_t strftime_l (char * __restrict, size_t, const char * __restrict, const struct tm * __restrict, locale_t);
| ^
/host/spi-builder-workspace/.build/checkouts/async-http-client/Sources/CAsyncHTTPClient/CAsyncHTTPClient.c:37:18: error: incompatible integer to pointer conversion initializing 'const char *' with an expression of type 'int' [-Wint-conversion]
37 | const char * firstNonProcessed = strptime_l(string, format, result, (locale_t)locale);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 errors generated.
[1/541] Compiling CAsyncHTTPClient CAsyncHTTPClient.c
[1/541] Compiling a_dup.cc
[1/541] Compiling c-atomics.c
[1/541] Compiling a_bitstr.cc
[1/541] Compiling a_bool.cc
[1/541] Compiling c-nioatomics.c
[1/541] Compiling a_d2i_fp.cc
[1/541] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.3 wasm