Swift Package IndexBuild Information
Failed to build NCCCodableStorage, reference master (22713e), with Swift 6.3 for Wasm on 14 Oct 2026 01:55:53 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344849-0":/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-6.3-latest swift build --swift-sdk swift-6.3.2-RELEASE_wasm 2>&1Build Log
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RunAll
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Builder version: 5.1.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/drewster99/NCCCodableStorage.git
Reference: master
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/drewster99/NCCCodableStorage
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 22713e4 1.1.2: HTTPS dependency, leak and data-race fixes, safer flushes
Cloned https://github.com/drewster99/NCCCodableStorage.git
Revision (git rev-parse @):
22713e4235645953068ad962d989b23971b58ba3
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/drewster99/NCCCodableStorage.git at master
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Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/drewster99/NCCCodableStorage.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344849-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3.2-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from saguaro1/spi-images
Digest: sha256:df2e9038ff906af397ec7b7e13902ccb183f8867606bc33419e44453a9abdb4b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.3-latest
Fetching https://github.com/drewster99/NCCCoding.git
[1/62] Fetching ncccoding
Fetched https://github.com/drewster99/NCCCoding.git from cache (0.34s)
Computing version for https://github.com/drewster99/NCCCoding.git
Computed https://github.com/drewster99/NCCCoding.git at 1.1.0 (0.51s)
Creating working copy for https://github.com/drewster99/NCCCoding.git
Working copy of https://github.com/drewster99/NCCCoding.git resolved at 1.1.0
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/5] Emitting module NCCCoding
[5/5] Compiling NCCCoding NCCCoding.swift
/host/spi-builder-workspace/.build/checkouts/NCCCoding/Sources/NCCCoding/NCCCoding.swift:187:47: error: 'atomic' is unavailable: atomic writing is unavailable in WASI because temporary files are not supported
185 | do {
186 | let data = try encoder.encode(value)
187 | try data.write(to: url, options: .atomic)
| `- error: 'atomic' is unavailable: atomic writing is unavailable in WASI because temporary files are not supported
188 | return nil
189 | } catch {
FoundationEssentials.Data.WritingOptions.atomic:4:23: note: 'atomic' has been explicitly marked unavailable here
2 | struct WritingOptions {
3 | @available(*, unavailable, message: "atomic writing is unavailable in WASI because temporary files are not supported")
4 | public static let atomic: Data.WritingOptions }
| `- note: 'atomic' has been explicitly marked unavailable here
5 | }
6 |
BUILD FAILURE 6.3 wasm