The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build FlyingFox, reference main (02ad2f), with Swift 6.2 for Wasm on 13 Nov 2025 05:43:06 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swhitty/FlyingFox.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/swhitty/FlyingFox
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 02ad2f4 0.26.0
Cloned https://github.com/swhitty/FlyingFox.git
Revision (git rev-parse @):
02ad2f412a29c9ea8cee3924a3143d51a4288323
SUCCESS checkout https://github.com/swhitty/FlyingFox.git at main
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/swhitty/FlyingFox.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1
wasm-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:f6b6b9bdb5d5605d727da337418fc455cd8a0394d3a815b70631008c48829755
Status: Image is up to date for registry.gitlab.com/finestructure/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
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/5] Emitting module FlyingSocks
/host/spi-builder-workspace/FlyingSocks/Sources/AsyncBufferedCollection.swift:32:8: error: no such module 'Foundation'
30 | //
31 |
32 | import Foundation
   |        `- error: no such module 'Foundation'
33 |
34 | package struct AsyncBufferedCollection<C: Collection>: AsyncBufferedSequence where C: Sendable, C.Element: Sendable {
[5/5] Compiling FlyingSocks AsyncBufferedCollection.swift
/host/spi-builder-workspace/FlyingSocks/Sources/AsyncBufferedCollection.swift:32:8: error: no such module 'Foundation'
30 | //
31 |
32 | import Foundation
   |        `- error: no such module 'Foundation'
33 |
34 | package struct AsyncBufferedCollection<C: Collection>: AsyncBufferedSequence where C: Sendable, C.Element: Sendable {
BUILD FAILURE 6.2 wasm