Swift Package IndexBuild Information
Failed to build hummingbird-compression, reference main (4eb188), with Swift 6.2 for Wasm on 28 Mar 2026 03:52:40 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.69.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/hummingbird-project/hummingbird-compression.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-compression
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 4eb188e Update from hummingbird-project-template 6594c217e03b6530e42665125216309d04cdc702 (#45)
Cloned https://github.com/hummingbird-project/hummingbird-compression.git
Revision (git rev-parse @):
4eb188e427e39535e1a9eb4f281231c5188f5cb1
SUCCESS checkout https://github.com/hummingbird-project/hummingbird-compression.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/hummingbird-project/hummingbird-compression.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1
wasm-6.2-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:de1420b02d93a9deec3e168cca69275e06e27da7632503e71651af6daad007b1
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest
warning: multiple Swift SDKs match target triple `wasm32-unknown-wasip1` and host triple x86_64-unknown-linux-gnu, selected one at /root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/embedded-swift-sdk.json
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Building for debugging...
[0/56] Write sources
[35/56] Compiling CNIOWindows WSAStartup.c
[36/56] Compiling CSystem shims.c
[37/56] Compiling CNIOWindows shim.c
[37/56] Compiling _AtomicsShims.c
[39/56] Compiling CNIOWASI CNIOWASI.c
[39/56] Compiling CNIOPosix event_loop_id.c
[41/56] Compiling CNIOOpenBSD shim.c
[42/56] Compiling CNIOLinux shim.c
[43/56] Compiling CNIOLinux liburing_shims.c
[44/56] Compiling CNIODarwin shim.c
[45/56] Compiling CNIOLLHTTP c_nio_http.c
[46/56] Write sources
[49/56] Compiling _CWASI _CWASI.c
[49/56] Write swift-version-24593BA9C3E375BF.txt
[51/56] Compiling CCompressZlib empty.c
[52/56] Compiling CNIOLLHTTP c_nio_api.c
error: emit-module command failed with exit code 1 (use -v to see invocation)
[54/61] Emitting module _NIODataStructures
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.4 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift/embedded/Swift.swiftmodule/wasm32-unknown-wasip1.swiftmodule
error: emit-module command failed with exit code 1 (use -v to see invocation)
[55/64] Emitting module _NIOBase64
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.4 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift/embedded/Swift.swiftmodule/wasm32-unknown-wasip1.swiftmodule
[56/64] Compiling _NIOBase64 Base64.swift
<unknown>:0: error: module compiled with Swift 6.2 cannot be imported by the Swift 6.2.4 compiler: /root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift/embedded/Swift.swiftmodule/wasm32-unknown-wasip1.swiftmodule
[56/64] Compiling c-atomics.c
[56/64] Compiling CNIOLLHTTP c_nio_llhttp.c
[56/64] Compiling c-nioatomics.c
BUILD FAILURE 6.2 wasm