Swift Package IndexBuild Information
Failed to build swift-differentiation-stdlib, reference 605.0.0-prerelease-1 (3af76b), with Swift 6.4 for Wasm on 28 Sep 2026 19:46:18 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1Build Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Reference: 605.0.0-prerelease-1
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/differentiable-swift/swift-differentiation-stdlib
* tag 605.0.0-prerelease-1 -> FETCH_HEAD
HEAD is now at 3af76b9 release: 605.0.0-prerelease-1 (swift-DEVELOPMENT-SNAPSHOT-2026-09-21-a)
Cloned https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Revision (git rev-parse @):
3af76b9a110bf78ca45d2cfb52e58014e2e73949
SUCCESS checkout https://github.com/differentiable-swift/swift-differentiation-stdlib.git at 605.0.0-prerelease-1
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Build
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Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/differentiable-swift/swift-differentiation-stdlib.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Downloading binary artifact https://github.com/differentiable-swift/swift-differentiation-stdlib/releases/download/605.0.0-prerelease-1/_Differentiation-swift-DEVELOPMENT-SNAPSHOT-2026-09-21-a.xcframework.zip
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error: /host/spi-builder-workspace/.build/artifacts/spi-builder-workspace/_Differentiation/_Differentiation.xcframework While building for webassembly, no library for this platform was found in '/host/spi-builder-workspace/.build/artifacts/spi-builder-workspace/_Differentiation/_Differentiation.xcframework'.
error: Build failed
BUILD FAILURE 6.4 wasm