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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 SunKit, reference main (a18a6f), with Swift 6.1 for Linux on 30 Apr 2025 09:20:26 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/SunKit-Swift/SunKit.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/SunKit-Swift/SunKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a18a6f7 Created SunKit.yml (#56)
Cloned https://github.com/SunKit-Swift/SunKit.git
Revision (git rev-parse @):
a18a6f780770680f4f2ffe3488a1f3b335ec5ff6
SUCCESS checkout https://github.com/SunKit-Swift/SunKit.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/SunKit-Swift/SunKit.git
https://github.com/SunKit-Swift/SunKit.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SunKit",
  "name" : "SunKit",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "14.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "SunKit",
      "targets" : [
        "SunKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SunKitTests",
      "module_type" : "SwiftTarget",
      "name" : "SunKitTests",
      "path" : "Tests/SunKitTests",
      "sources" : [
        "UT_DMS.swift",
        "UT_EclipticCoordinates.swift",
        "UT_EquatorialCoordinates.swift",
        "UT_HMS.swift",
        "UT_HorizonCoordinates.swift",
        "UT_Sun.swift",
        "UT_Utils.swift"
      ],
      "target_dependencies" : [
        "SunKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SunKit",
      "module_type" : "SwiftTarget",
      "name" : "SunKit",
      "path" : "Sources/SunKit",
      "product_memberships" : [
        "SunKit"
      ],
      "sources" : [
        "Angle.swift",
        "DMS.swift",
        "EclipticCoordinates.swift",
        "EquatorialCoordinates.swift",
        "Extensions.swift",
        "HMS.swift",
        "HorizonCoordinates.swift",
        "Sun.swift",
        "SunElevationEvents.swift",
        "Utils.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/12] Compiling SunKit SunElevationEvents.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[4/13] Compiling SunKit Utils.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/13] Emitting module SunKit
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[6/13] Compiling SunKit Sun.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[7/13] Compiling SunKit Extensions.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[8/13] Compiling SunKit HMS.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[9/13] Compiling SunKit HorizonCoordinates.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[10/13] Compiling SunKit Angle.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[11/13] Compiling SunKit DMS.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[12/13] Compiling SunKit EclipticCoordinates.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[13/13] Compiling SunKit EquatorialCoordinates.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/11] Compiling SunKit SunElevationEvents.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[3/12] Compiling SunKit HMS.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[4/12] Compiling SunKit Extensions.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[5/12] Compiling SunKit HorizonCoordinates.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/12] Emitting module SunKit
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[7/12] Compiling SunKit Angle.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[8/12] Compiling SunKit DMS.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[9/12] Compiling SunKit EclipticCoordinates.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[10/12] Compiling SunKit EquatorialCoordinates.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[11/12] Compiling SunKit Utils.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
[12/12] Compiling SunKit Sun.swift
/host/spi-builder-workspace/Sources/SunKit/Sun.swift:20:8: error: no such module 'CoreLocation'
 18 |
 19 | import Foundation
 20 | import CoreLocation
    |        `- error: no such module 'CoreLocation'
 21 |
 22 | public struct Sun: Identifiable, Sendable {
BUILD FAILURE 6.1 linux