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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 sXPC, reference main (6d743b), with Swift 6.1 for Linux on 28 Apr 2025 07:30:57 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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/Alkenso/sXPC.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/Alkenso/sXPC
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 6d743ba Update README.md
Cloned https://github.com/Alkenso/sXPC.git
Revision (git rev-parse @):
6d743ba952197e02468f2a3a51bf13be27ddbdee
SUCCESS checkout https://github.com/Alkenso/sXPC.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/Alkenso/sXPC.git
https://github.com/Alkenso/sXPC.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swiftspellbook",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.3",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Alkenso/SwiftSpellbook.git"
    }
  ],
  "manifest_display_name" : "sXPC",
  "name" : "sXPC",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "sXPC",
      "targets" : [
        "sXPC"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "sXPCTests",
      "module_type" : "SwiftTarget",
      "name" : "sXPCTests",
      "path" : "Tests/sXPCTests",
      "product_dependencies" : [
        "SpellbookFoundation",
        "SpellbookTestUtils"
      ],
      "sources" : [
        "XPCClientTests.swift",
        "XPCTransportTests.swift"
      ],
      "target_dependencies" : [
        "sXPC"
      ],
      "type" : "test"
    },
    {
      "c99name" : "sXPC",
      "module_type" : "SwiftTarget",
      "name" : "sXPC",
      "path" : "Sources/sXPC",
      "product_dependencies" : [
        "SpellbookFoundation"
      ],
      "product_memberships" : [
        "sXPC"
      ],
      "sources" : [
        "XPC Transport/XPCTransportConnection.swift",
        "XPC Transport/XPCTransportListener.swift",
        "XPC Transport/XPCTransportMessage.swift",
        "XPC Transport/XPCTransportUtils.swift",
        "XPCConnection/Utils.swift",
        "XPCConnection/XPCClient.swift",
        "XPCConnection/XPCConnection.swift",
        "XPCConnection/XPCInterface.swift",
        "XPCConnection/XPCListener.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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
Fetching https://github.com/Alkenso/SwiftSpellbook.git
[1/3379] Fetching swiftspellbook
Fetched https://github.com/Alkenso/SwiftSpellbook.git from cache (0.33s)
Computing version for https://github.com/Alkenso/SwiftSpellbook.git
Computed https://github.com/Alkenso/SwiftSpellbook.git at 0.4.2 (1.18s)
Creating working copy for https://github.com/Alkenso/SwiftSpellbook.git
Working copy of https://github.com/Alkenso/SwiftSpellbook.git resolved at 0.4.2
Building for debugging...
[0/4] Write sources
In file included from /host/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundationObjC/SpellbookObjC.mm:23:
/host/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundationObjC/SpellbookObjC.h:23:9: fatal error: 'Foundation/Foundation.h' file not found
   23 | #import <Foundation/Foundation.h>
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[2/4] Compiling SpellbookFoundationObjC SpellbookObjC.mm
[2/4] Write swift-version-24593BA9C3E375BF.txt
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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...
[0/2] Write swift-version-24593BA9C3E375BF.txt
In file included from /host/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundationObjC/SpellbookObjC.mm:23:
/host/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundationObjC/SpellbookObjC.h:23:9: fatal error: 'Foundation/Foundation.h' file not found
   23 | #import <Foundation/Foundation.h>
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[1/2] Compiling SpellbookFoundationObjC SpellbookObjC.mm
BUILD FAILURE 6.1 linux