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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 JWTDecode, reference master (eefd87), with Swift 6.0 for Linux on 2 May 2025 12:59:04 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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: 4.61.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/auth0/JWTDecode.swift.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/auth0/JWTDecode.swift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at eefd874 Bump ruby/setup-ruby from 1.236.0 to 1.237.0 in /.github/actions/setup (#279)
Cloned https://github.com/auth0/JWTDecode.swift.git
Revision (git rev-parse @):
eefd8747f61c00d6cb0f0e256bbcb247ce34a134
SUCCESS checkout https://github.com/auth0/JWTDecode.swift.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/auth0/JWTDecode.swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$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://github.com/Quick/Nimble.git
Fetching https://github.com/Quick/Quick.git
[1/14755] Fetching quick
[3690/34322] Fetching quick, nimble
Fetched https://github.com/Quick/Quick.git from cache (1.71s)
Fetched https://github.com/Quick/Nimble.git from cache (1.72s)
Computing version for https://github.com/Quick/Nimble.git
Computed https://github.com/Quick/Nimble.git at 12.3.0 (1.97s)
Fetching https://github.com/mattgallagher/CwlPreconditionTesting.git
[1/1257] Fetching cwlpreconditiontesting
Fetched https://github.com/mattgallagher/CwlPreconditionTesting.git from cache (0.21s)
Computing version for https://github.com/mattgallagher/CwlPreconditionTesting.git
Computed https://github.com/mattgallagher/CwlPreconditionTesting.git at 2.2.2 (0.53s)
Fetching https://github.com/mattgallagher/CwlCatchException.git
[1/455] Fetching cwlcatchexception
Fetched https://github.com/mattgallagher/CwlCatchException.git from cache (0.22s)
Computing version for https://github.com/mattgallagher/CwlCatchException.git
Computed https://github.com/mattgallagher/CwlCatchException.git at 2.2.1 (0.50s)
Computing version for https://github.com/Quick/Quick.git
Computed https://github.com/Quick/Quick.git at 7.6.2 (0.51s)
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/apple/swift-algorithms.git
[1/5918] Fetching swift-algorithms
[5919/20874] Fetching swift-algorithms, swift-argument-parser
Fetched https://github.com/apple/swift-algorithms.git from cache (0.76s)
Fetched https://github.com/apple/swift-argument-parser.git from cache (0.77s)
Computing version for https://github.com/apple/swift-algorithms.git
Computed https://github.com/apple/swift-algorithms.git at 1.2.1 (0.51s)
Fetching https://github.com/apple/swift-numerics.git
[1/5674] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics.git from cache (0.39s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.5.0 (0.47s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.0.3 (0.54s)
Creating working copy for https://github.com/apple/swift-algorithms.git
Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.2.1
Creating working copy for https://github.com/Quick/Nimble.git
Working copy of https://github.com/Quick/Nimble.git resolved at 12.3.0
Creating working copy for https://github.com/mattgallagher/CwlPreconditionTesting.git
Working copy of https://github.com/mattgallagher/CwlPreconditionTesting.git resolved at 2.2.2
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.0.3
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.5.0
Creating working copy for https://github.com/mattgallagher/CwlCatchException.git
Working copy of https://github.com/mattgallagher/CwlCatchException.git resolved at 2.2.1
Creating working copy for https://github.com/Quick/Quick.git
Working copy of https://github.com/Quick/Quick.git resolved at 7.6.2
warning: 'quick': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/.build/checkouts/Quick/Sources/Quick/PrivacyInfo.xcprivacy
[1/1] Compiling plugin DefocusCommandPlugin
[2/2] Compiling plugin GenerateManual
[3/3] Compiling plugin LintCommandPlugin
[4/4] Compiling plugin LintError
[5/5] Compiling plugin LintWarning
Building for debugging...
[5/7] Write sources
[6/7] Write swift-version-24593BA9C3E375BF.txt
[8/11] Emitting module JWTDecode
[9/11] Compiling JWTDecode JWTDecodeError.swift
[10/11] Compiling JWTDecode JWT.swift
[11/11] Compiling JWTDecode JWTDecode.swift
/host/spi-builder-workspace/JWTDecode/JWTDecode.swift:94:38: error: cannot find type 'CFTypeRef' in scope
 92 |         // wrapper and check its Core Foundation type directly. We do so by comparing its Core Foundation type ID to
 93 |         // that of CFBoolean.
 94 |         if let value = self.value as CFTypeRef?, CFGetTypeID(value) == CFBooleanGetTypeID() {
    |                                      `- error: cannot find type 'CFTypeRef' in scope
 95 |             return self.value as? Bool
 96 |         }
/host/spi-builder-workspace/JWTDecode/JWTDecode.swift:94:50: error: cannot find 'CFGetTypeID' in scope
 92 |         // wrapper and check its Core Foundation type directly. We do so by comparing its Core Foundation type ID to
 93 |         // that of CFBoolean.
 94 |         if let value = self.value as CFTypeRef?, CFGetTypeID(value) == CFBooleanGetTypeID() {
    |                                                  `- error: cannot find 'CFGetTypeID' in scope
 95 |             return self.value as? Bool
 96 |         }
/host/spi-builder-workspace/JWTDecode/JWTDecode.swift:94:72: error: cannot find 'CFBooleanGetTypeID' in scope
 92 |         // wrapper and check its Core Foundation type directly. We do so by comparing its Core Foundation type ID to
 93 |         // that of CFBoolean.
 94 |         if let value = self.value as CFTypeRef?, CFGetTypeID(value) == CFBooleanGetTypeID() {
    |                                                                        `- error: cannot find 'CFBooleanGetTypeID' in scope
 95 |             return self.value as? Bool
 96 |         }
BUILD FAILURE 6.0 linux