Swift Package IndexBuild Information
Failed to build BlackBox, reference main (5c375c), with Swift 6.0 for Linux on 27 Apr 2026 23:13:10 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dodobrands/BlackBox.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/dodobrands/BlackBox
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 5c375cd Bump github.com/apple/swift-docc-plugin from 1.4.6 to 1.5.0 (#96)
Cloned https://github.com/dodobrands/BlackBox.git
Revision (git rev-parse @):
5c375cdc8113f4ca6e82644415375abfd550b0f9
SUCCESS checkout https://github.com/dodobrands/BlackBox.git at main
========================================
Build
========================================
Selected platform: linux
Swift version: 6.0
Building package at path: $PWD
https://github.com/dodobrands/BlackBox.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.0-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:6ccbc5e7995f6c524368c1828f9c677d1727c16390a603fc668217aec5f5123a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.0-latest
Fetching https://github.com/dodobrands/DBThreadSafe-ios.git
Fetching https://github.com/apple/swift-docc-plugin
[1/274] Fetching dbthreadsafe-ios
[273/2561] Fetching dbthreadsafe-ios, swift-docc-plugin
Fetched https://github.com/dodobrands/DBThreadSafe-ios.git from cache (0.24s)
[252/2287] Fetching swift-docc-plugin
Fetched https://github.com/apple/swift-docc-plugin from cache (0.68s)
Computing version for https://github.com/dodobrands/DBThreadSafe-ios.git
Computed https://github.com/dodobrands/DBThreadSafe-ios.git at 2.3.0 (0.66s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.5.0 (2.69s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3677] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.49s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.80s)
Creating working copy for https://github.com/dodobrands/DBThreadSafe-ios.git
Working copy of https://github.com/dodobrands/DBThreadSafe-ios.git resolved at 2.3.0
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.5.0
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
[2/2] Compiling plugin Swift-DocC Preview
Building for debugging...
[2/6] Write sources
[5/6] Write swift-version-24593BA9C3E375BF.txt
[7/10] Compiling DBThreadSafe ThreadSafe.swift
[8/10] Compiling DBThreadSafe DBThreadSafeContainer.swift
[9/10] Emitting module DBThreadSafe
[10/10] Compiling DBThreadSafe Lock.swift
[12/20] Compiling BlackBox FSLogger.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[13/20] Compiling BlackBox OSLogger.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/21] Emitting module BlackBox
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[15/21] Compiling BlackBox BBHelpers.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[16/21] Compiling BlackBox BBLoggerProtocol.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[17/21] Compiling BlackBox BBLogFormat.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[18/21] Compiling BlackBox BBLogLevel.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[19/21] Compiling BlackBox BlackBoxEvents.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[20/21] Compiling BlackBox BlackBox.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
[21/21] Compiling BlackBox OSSignpostLogger.swift
/host/spi-builder-workspace/Sources/BlackBox/Loggers/OSLogger.swift:2:8: error: no such module 'os'
1 | import Foundation
2 | import os
| `- error: no such module 'os'
3 |
4 | /// Redirects logs to Console.app and to Xcode console
BUILD FAILURE 6.0 linux