Swift Package IndexBuild Information
Failed to build Kass, reference main (54c2d3), with Swift 6.2 for Wasm on 2 Mar 2026 12:00:58 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/finestructure/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1Build Log
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RunAll
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Builder version: 4.68.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/nmggithub/Kass.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/nmggithub/Kass
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 54c2d38 actually use passed-in class name when checking conformity of IOObject's
Cloned https://github.com/nmggithub/Kass.git
Revision (git rev-parse @):
54c2d38ffe2bdd24dc36f17667ea706af5812a01
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/nmggithub/Kass.git at main
========================================
Build
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Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/nmggithub/Kass.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/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:c50555b47c4db0b0576f9f25702fbe2fdff28194c4a4f4c23a7dce4b3504c85e
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
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2171] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (0.42s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.4.6 (2.71s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3666] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.75s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.48s)
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.4.6
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/12] Write sources
[10/12] Compiling KassC KassC.c
[11/12] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[13/16] Emitting module Linking
/host/spi-builder-workspace/Sources/Linking/linking.swift:1:8: error: no such module 'Foundation'
1 | import Foundation
| `- error: no such module 'Foundation'
2 |
3 | /// A handle.
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/16] Emitting module KassHelpers
/host/spi-builder-workspace/Sources/KassHelpers/KassHelpers.swift:33:25: error: 'init(describing:)' is unavailable: unavailable in embedded Swift
31 | extension NamedOptionEnum {
32 | private var singularDescription: String {
33 | let className = String(describing: Self.self)
| `- error: 'init(describing:)' is unavailable: unavailable in embedded Swift
34 | let caseName = "\(name ?? "unknown") (\(rawValue))"
35 | return "\(className): \(caseName)"
Swift.String.init:2:8: note: 'init(describing:)' has been explicitly marked unavailable here
1 | struct String {
2 | public init<Subject>(describing instance: Subject)}
| `- note: 'init(describing:)' has been explicitly marked unavailable here
3 |
/host/spi-builder-workspace/Sources/KassHelpers/KassHelpers.swift:42:25: error: 'init(describing:)' is unavailable: unavailable in embedded Swift
40 | public var values: [Self] { Self.allCases.filter { self.contains($0) } }
41 | public var description: String {
42 | let className = String(describing: Self.self)
| `- error: 'init(describing:)' is unavailable: unavailable in embedded Swift
43 | let caseNames = values.map { $0.singularDescription }.joined(separator: ", ")
44 | return "\(className): [\(caseNames)]"
Swift.String.init:2:8: note: 'init(describing:)' has been explicitly marked unavailable here
1 | struct String {
2 | public init<Subject>(describing instance: Subject)}
| `- note: 'init(describing:)' has been explicitly marked unavailable here
3 |
[15/16] Compiling Linking common.swift
/host/spi-builder-workspace/Sources/Linking/linking.swift:1:8: error: no such module 'Foundation'
1 | import Foundation
| `- error: no such module 'Foundation'
2 |
3 | /// A handle.
[16/16] Compiling KassHelpers KassHelpers.swift
/host/spi-builder-workspace/Sources/KassHelpers/KassHelpers.swift:33:25: error: 'init(describing:)' is unavailable: unavailable in embedded Swift
31 | extension NamedOptionEnum {
32 | private var singularDescription: String {
33 | let className = String(describing: Self.self)
| `- error: 'init(describing:)' is unavailable: unavailable in embedded Swift
34 | let caseName = "\(name ?? "unknown") (\(rawValue))"
35 | return "\(className): \(caseName)"
Swift.String.init:2:8: note: 'init(describing:)' has been explicitly marked unavailable here
1 | struct String {
2 | public init<Subject>(describing instance: Subject)}
| `- note: 'init(describing:)' has been explicitly marked unavailable here
3 |
/host/spi-builder-workspace/Sources/KassHelpers/KassHelpers.swift:42:25: error: 'init(describing:)' is unavailable: unavailable in embedded Swift
40 | public var values: [Self] { Self.allCases.filter { self.contains($0) } }
41 | public var description: String {
42 | let className = String(describing: Self.self)
| `- error: 'init(describing:)' is unavailable: unavailable in embedded Swift
43 | let caseNames = values.map { $0.singularDescription }.joined(separator: ", ")
44 | return "\(className): [\(caseNames)]"
Swift.String.init:2:8: note: 'init(describing:)' has been explicitly marked unavailable here
1 | struct String {
2 | public init<Subject>(describing instance: Subject)}
| `- note: 'init(describing:)' has been explicitly marked unavailable here
3 |
BUILD FAILURE 6.2 wasm