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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build skip-bridge, reference main (c28613), with Swift 6.0 for Linux on 25 Apr 2025 12:40:10 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/skiptools/skip-bridge.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/skiptools/skip-bridge
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at c286133 Merge pull request #82 from skiptools/mainactor
Cloned https://github.com/skiptools/skip-bridge.git
Revision (git rev-parse @):
c286133c2cc9ed1b1d339bcf99bbdc45b2634ba2
SUCCESS checkout https://github.com/skiptools/skip-bridge.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/skiptools/skip-bridge.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:9029076bb687edc160a3d5201c89e92dd9fa7309f33f090c4234365c83366c31
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Fetching https://source.skip.tools/skip.git
Fetching https://source.skip.tools/skip-foundation.git
Fetching https://source.skip.tools/skip-lib.git
Fetching https://source.skip.tools/swift-jni.git
[1/101] Fetching swift-jni
[102/7867] Fetching swift-jni, skip
[2432/9277] Fetching swift-jni, skip, skip-lib
Fetched https://source.skip.tools/swift-jni.git from cache (0.63s)
[5868/12270] Fetching skip, skip-lib, skip-foundation
Fetched https://source.skip.tools/skip-lib.git from cache (0.83s)
Fetched https://source.skip.tools/skip-foundation.git from cache (0.83s)
Fetched https://source.skip.tools/skip.git from cache (0.93s)
Computing version for https://source.skip.tools/skip-lib.git
Computed https://source.skip.tools/skip-lib.git at 1.3.4 (0.58s)
Fetching https://source.skip.tools/skip-unit.git
[1/853] Fetching skip-unit
Fetched https://source.skip.tools/skip-unit.git from cache (2.12s)
Computing version for https://source.skip.tools/skip-unit.git
Computed https://source.skip.tools/skip-unit.git at 1.1.2 (0.52s)
Computing version for https://source.skip.tools/swift-jni.git
Computed https://source.skip.tools/swift-jni.git at 0.2.1 (0.94s)
Computing version for https://source.skip.tools/skip-foundation.git
Computed https://source.skip.tools/skip-foundation.git at 1.3.3 (0.55s)
Computing version for https://source.skip.tools/skip.git
Computed https://source.skip.tools/skip.git at 1.4.13 (3.54s)
Creating working copy for https://source.skip.tools/skip-foundation.git
Working copy of https://source.skip.tools/skip-foundation.git resolved at 1.3.3
Creating working copy for https://source.skip.tools/swift-jni.git
Working copy of https://source.skip.tools/swift-jni.git resolved at 0.2.1
Creating working copy for https://source.skip.tools/skip.git
Working copy of https://source.skip.tools/skip.git resolved at 1.4.13
Creating working copy for https://source.skip.tools/skip-lib.git
Working copy of https://source.skip.tools/skip-lib.git resolved at 1.3.4
Creating working copy for https://source.skip.tools/skip-unit.git
Working copy of https://source.skip.tools/skip-unit.git resolved at 1.1.2
[8259/15760483] Downloading https://source.skip.tools/skip/releases/download/1.4.13/skip.zip
Downloading binary artifact https://source.skip.tools/skip/releases/download/1.4.13/skip.zip
Downloaded https://source.skip.tools/skip/releases/download/1.4.13/skip.zip (2.14s)
error: Tool ‘skip’ is not supported on the target platform
error: build stopped due to build-tool plugin failures
BUILD FAILURE 6.0 linux