Build Information
Failed to build Logg, reference master (0e056b), with Swift 6.3 for Wasm on 11 Apr 2026 18:59:26 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-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/JuanjoArreola/Logg.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/JuanjoArreola/Logg
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 0e056b6 New emojis. README updated
Cloned https://github.com/JuanjoArreola/Logg.git
Revision (git rev-parse @):
0e056b6a8e028a0b8070892059656586dcaad673
SUCCESS checkout https://github.com/JuanjoArreola/Logg.git at master
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Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/JuanjoArreola/Logg.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/11] Compiling Logg LogLevel.swift
[4/12] Compiling Logg DefaultFormatter.swift
[5/12] Compiling Logg FileLogger.swift
/host/spi-builder-workspace/Sources/Logg/FileLogger.swift:3:24: error: cannot find 'DispatchQueue' in scope
1 | import Foundation
2 |
3 | private let logQueue = DispatchQueue(label: "com.logg.FileQueue", attributes: [])
| `- error: cannot find 'DispatchQueue' in scope
4 |
5 | public enum FileLoggerError: Error {
/host/spi-builder-workspace/Sources/Logg/FileLogger.swift:23:33: warning: result of call to 'createFile(atPath:contents:attributes:)' is unused [#no-usage]
21 | var isDirectory: ObjCBool = false
22 | if !FileManager.default.fileExists(atPath: path.path, isDirectory: &isDirectory) {
23 | FileManager.default.createFile(atPath: path.path, contents: nil, attributes: nil)
| `- warning: result of call to 'createFile(atPath:contents:attributes:)' is unused [#no-usage]
24 | } else if isDirectory.boolValue {
25 | throw FileLoggerError.invalidFile
[6/12] Compiling Logg CompositeLogger.swift
[7/12] Compiling Logg ConsoleFormatter.swift
[8/12] Compiling Logg ConsoleLogger.swift
/host/spi-builder-workspace/Sources/Logg/ConsoleLogger.swift:3:24: error: cannot find 'DispatchQueue' in scope
1 | import Foundation
2 |
3 | private let logQueue = DispatchQueue(label: "com.logg.ConsoleQueue", attributes: [])
| `- error: cannot find 'DispatchQueue' in scope
4 |
5 | public class ConsoleLogger: Logger {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[9/12] Emitting module Logg
/host/spi-builder-workspace/Sources/Logg/ConsoleLogger.swift:3:24: error: cannot find 'DispatchQueue' in scope
1 | import Foundation
2 |
3 | private let logQueue = DispatchQueue(label: "com.logg.ConsoleQueue", attributes: [])
| `- error: cannot find 'DispatchQueue' in scope
4 |
5 | public class ConsoleLogger: Logger {
/host/spi-builder-workspace/Sources/Logg/FileLogger.swift:3:24: error: cannot find 'DispatchQueue' in scope
1 | import Foundation
2 |
3 | private let logQueue = DispatchQueue(label: "com.logg.FileQueue", attributes: [])
| `- error: cannot find 'DispatchQueue' in scope
4 |
5 | public enum FileLoggerError: Error {
/host/spi-builder-workspace/Sources/Logg/Logger.swift:3:25: warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
1 | import Foundation
2 |
3 | public protocol Logger: class {
| `- warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
4 |
5 | var level: LogLevel { get set }
[10/12] Compiling Logg Logger.swift
/host/spi-builder-workspace/Sources/Logg/Logger.swift:3:25: warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
1 | import Foundation
2 |
3 | public protocol Logger: class {
| `- warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
4 |
5 | var level: LogLevel { get set }
[11/12] Compiling Logg LogContext.swift
[12/12] Compiling Logg LogFormatter.swift
BUILD FAILURE 6.3 wasm