GatheredKit – Build Information – Swift Package Index

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 GatheredKit, reference v0.2.0 (ed2b33), with Swift 6.1 for Linux on 27 Apr 2025 07:13:08 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-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/JosephDuffy/GatheredKit.git
Reference: v0.2.0
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/JosephDuffy/GatheredKit
 * tag               v0.2.0     -> FETCH_HEAD
HEAD is now at ed2b330 Add Swift Package Index manifest file
Cloned https://github.com/JosephDuffy/GatheredKit.git
Revision (git rev-parse @):
ed2b33049017e5d3c60e18a700a104647a683751
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/JosephDuffy/GatheredKit.git at v0.2.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/JosephDuffy/GatheredKit.git
https://github.com/JosephDuffy/GatheredKit.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/usr/bin/swiftc", "-vfsoverlay", "/tmp/TemporaryDirectory.AnLvOo/vfs.yaml", "-L", "/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/usr/lib/swift/pm/ManifestAPI", "-swift-version", "5", "-I", "/usr/lib/swift/pm/ManifestAPI", "-package-description-version", "5.5.0", "/host/spi-builder-workspace/Package.swift", "-o", "/tmp/TemporaryDirectory.nCBTKk/spi-builder-workspace-manifest"])
/host/spi-builder-workspace/Package.swift:66:6: error: 'package(url:exact:)' is unavailable
64 | #if swift(>=5.6)
65 | package.dependencies.append(
66 |     .package(url: "https://github.com/apple/swift-docc-plugin", exact: "1.0.0")
   |      `- error: 'package(url:exact:)' is unavailable
67 | )
68 | #endif
PackageDescription.Package.Dependency:20:24: note: 'package(url:exact:)' was introduced in PackageDescription 5.6
18 |     public static func package(name: String, url: String, _ range: ClosedRange<Version>) -> Package.Dependency
19 |     @available(_PackageDescription 5.6)
20 |     public static func package(url: String, exact version: Version) -> Package.Dependency
   |                        `- note: 'package(url:exact:)' was introduced in PackageDescription 5.6
21 |     @available(_PackageDescription, deprecated: 5.6, message: "use specific requirement APIs instead (e.g. use 'branch:' instead of '.branch')")
22 |     public static func package(url: String, _ requirement: Package.Dependency.Requirement) -> Package.Dependency
error: fatalError
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/usr/bin/swiftc", "-vfsoverlay", "/tmp/TemporaryDirectory.GWaRgd/vfs.yaml", "-L", "/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/usr/lib/swift/pm/ManifestAPI", "-swift-version", "5", "-I", "/usr/lib/swift/pm/ManifestAPI", "-package-description-version", "5.5.0", "/host/spi-builder-workspace/Package.swift", "-o", "/tmp/TemporaryDirectory.v37OkQ/spi-builder-workspace-manifest"])
/host/spi-builder-workspace/Package.swift:65:6: error: 'package(url:exact:)' is unavailable
63 | #if swift(>=5.6)
64 | package.dependencies.append(
65 |     .package(url: "https://github.com/apple/swift-docc-plugin", exact: "1.0.0")
   |      `- error: 'package(url:exact:)' is unavailable
66 | )
67 | #endif
PackageDescription.Package.Dependency.package:4:24: note: 'package(url:exact:)' was introduced in PackageDescription 5.6
2 |   class Dependency {
3 | @available(_PackageDescription 5.6)
4 |     public static func package(url: String, exact version: Version) -> Package.Dependency  }
  |                        `- note: 'package(url:exact:)' was introduced in PackageDescription 5.6
5 | }
6 |
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/usr/bin/swiftc", "-vfsoverlay", "/tmp/TemporaryDirectory.obHSIn/vfs.yaml", "-L", "/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/usr/lib/swift/pm/ManifestAPI", "-swift-version", "5", "-I", "/usr/lib/swift/pm/ManifestAPI", "-package-description-version", "5.5.0", "/host/spi-builder-workspace/Package.swift", "-o", "/tmp/TemporaryDirectory.V5NMtD/spi-builder-workspace-manifest"])
/host/spi-builder-workspace/Package.swift:65:6: error: 'package(url:exact:)' is unavailable
63 | #if swift(>=5.6)
64 | package.dependencies.append(
65 |     .package(url: "https://github.com/apple/swift-docc-plugin", exact: "1.0.0")
   |      `- error: 'package(url:exact:)' is unavailable
66 | )
67 | #endif
PackageDescription.Package.Dependency.package:4:24: note: 'package(url:exact:)' was introduced in PackageDescription 5.6
2 |   class Dependency {
3 | @available(_PackageDescription 5.6)
4 |     public static func package(url: String, exact version: Version) -> Package.Dependency  }
  |                        `- note: 'package(url:exact:)' was introduced in PackageDescription 5.6
5 | }
6 |
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/usr/bin/swiftc", "-vfsoverlay", "/tmp/TemporaryDirectory.F6rJAp/vfs.yaml", "-L", "/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/usr/lib/swift/pm/ManifestAPI", "-swift-version", "5", "-I", "/usr/lib/swift/pm/ManifestAPI", "-package-description-version", "5.5.0", "/host/spi-builder-workspace/Package.swift", "-o", "/tmp/TemporaryDirectory.w4mxXI/spi-builder-workspace-manifest"])
/host/spi-builder-workspace/Package.swift:65:6: error: 'package(url:exact:)' is unavailable
63 | #if swift(>=5.6)
64 | package.dependencies.append(
65 |     .package(url: "https://github.com/apple/swift-docc-plugin", exact: "1.0.0")
   |      `- error: 'package(url:exact:)' is unavailable
66 | )
67 | #endif
PackageDescription.Package.Dependency.package:4:24: note: 'package(url:exact:)' was introduced in PackageDescription 5.6
2 |   class Dependency {
3 | @available(_PackageDescription 5.6)
4 |     public static func package(url: String, exact version: Version) -> Package.Dependency  }
  |                        `- note: 'package(url:exact:)' was introduced in PackageDescription 5.6
5 | }
6 |
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/usr/bin/swiftc", "-vfsoverlay", "/tmp/TemporaryDirectory.oERMth/vfs.yaml", "-L", "/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/usr/lib/swift/pm/ManifestAPI", "-swift-version", "5", "-I", "/usr/lib/swift/pm/ManifestAPI", "-package-description-version", "5.5.0", "/host/spi-builder-workspace/Package.swift", "-o", "/tmp/TemporaryDirectory.qdFn4N/spi-builder-workspace-manifest"])
/host/spi-builder-workspace/Package.swift:65:6: error: 'package(url:exact:)' is unavailable
63 | #if swift(>=5.6)
64 | package.dependencies.append(
65 |     .package(url: "https://github.com/apple/swift-docc-plugin", exact: "1.0.0")
   |      `- error: 'package(url:exact:)' is unavailable
66 | )
67 | #endif
PackageDescription.Package.Dependency.package:4:24: note: 'package(url:exact:)' was introduced in PackageDescription 5.6
2 |   class Dependency {
3 | @available(_PackageDescription 5.6)
4 |     public static func package(url: String, exact version: Version) -> Package.Dependency  }
  |                        `- note: 'package(url:exact:)' was introduced in PackageDescription 5.6
5 | }
6 |
BUILD FAILURE 6.1 linux