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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

Successful build of OLEKit, reference 0.3.1 (2cc7a9), with Swift 6.1 for Linux on 26 Apr 2025 07:48:08 UTC.

Swift 6 data race errors: 1

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/CoreOffice/OLEKit.git
Reference: 0.3.1
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/CoreOffice/OLEKit
 * tag               0.3.1      -> FETCH_HEAD
HEAD is now at 2cc7a98 Update `CHANGELOG.md` for the 0.3.1 release (#12)
Cloned https://github.com/CoreOffice/OLEKit.git
Revision (git rev-parse @):
2cc7a98b4ac4e9ce022336258a3bc4ff6bfc285b
SUCCESS checkout https://github.com/CoreOffice/OLEKit.git at 0.3.1
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/CoreOffice/OLEKit.git
https://github.com/CoreOffice/OLEKit.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "OLEKit",
  "name" : "OLEKit",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "OLEKit",
      "targets" : [
        "OLEKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "OLEKitTests",
      "module_type" : "SwiftTarget",
      "name" : "OLEKitTests",
      "path" : "Tests/OLEKitTests",
      "sources" : [
        "DataWriterTests.swift",
        "OLEKitTests.swift"
      ],
      "target_dependencies" : [
        "OLEKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "OLEKit",
      "module_type" : "SwiftTarget",
      "name" : "OLEKit",
      "path" : "Sources/OLEKit",
      "product_memberships" : [
        "OLEKit"
      ],
      "sources" : [
        "DataStream.swift",
        "DirectoryEntry.swift",
        "FAT.swift",
        "Header.swift",
        "OLEError.swift",
        "OLEFile.swift",
        "OLEStream.swift",
        "Reader.swift",
        "StorageType.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$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
[3/11] Compiling OLEKit Header.swift
[4/12] Emitting module OLEKit
/host/spi-builder-workspace/Sources/OLEKit/OLEError.swift:28:8: warning: associated value 'incorrectRootEntry(actual:)' of 'Sendable'-conforming enum 'OLEError' has non-sendable type 'StorageType'; this is an error in the Swift 6 language mode
 26 |   case incorrectStorageType(actual: UInt8)
 27 |   case invalidFATSector(byteOffset: UInt64)
 28 |   case incorrectRootEntry(actual: StorageType)
    |        `- warning: associated value 'incorrectRootEntry(actual:)' of 'Sendable'-conforming enum 'OLEError' has non-sendable type 'StorageType'; this is an error in the Swift 6 language mode
 29 |   case directoryEntryIsNotAStream(name: String)
 30 |   case fileNotAvailableForReading(path: String)
/host/spi-builder-workspace/Sources/OLEKit/StorageType.swift:16:13: note: consider making enum 'StorageType' conform to the 'Sendable' protocol
14 |
15 | /// Object types in storage (from AAF specifications)
16 | public enum StorageType: UInt8 {
   |             `- note: consider making enum 'StorageType' conform to the 'Sendable' protocol
17 |   /// Empty directory entry
18 |   case empty = 0
[5/12] Compiling OLEKit FAT.swift
[6/12] Compiling OLEKit DataStream.swift
[7/12] Compiling OLEKit DirectoryEntry.swift
[8/12] Compiling OLEKit Reader.swift
[9/12] Compiling OLEKit OLEStream.swift
[10/12] Compiling OLEKit OLEError.swift
/host/spi-builder-workspace/Sources/OLEKit/OLEError.swift:28:8: warning: associated value 'incorrectRootEntry(actual:)' of 'Sendable'-conforming enum 'OLEError' has non-sendable type 'StorageType'; this is an error in the Swift 6 language mode
 26 |   case incorrectStorageType(actual: UInt8)
 27 |   case invalidFATSector(byteOffset: UInt64)
 28 |   case incorrectRootEntry(actual: StorageType)
    |        `- warning: associated value 'incorrectRootEntry(actual:)' of 'Sendable'-conforming enum 'OLEError' has non-sendable type 'StorageType'; this is an error in the Swift 6 language mode
 29 |   case directoryEntryIsNotAStream(name: String)
 30 |   case fileNotAvailableForReading(path: String)
/host/spi-builder-workspace/Sources/OLEKit/StorageType.swift:16:13: note: consider making enum 'StorageType' conform to the 'Sendable' protocol
14 |
15 | /// Object types in storage (from AAF specifications)
16 | public enum StorageType: UInt8 {
   |             `- note: consider making enum 'StorageType' conform to the 'Sendable' protocol
17 |   /// Empty directory entry
18 |   case empty = 0
[11/12] Compiling OLEKit OLEFile.swift
[12/12] Compiling OLEKit StorageType.swift
Build complete! (7.45s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "OLEKit",
  "name" : "OLEKit",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "OLEKit",
      "targets" : [
        "OLEKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "OLEKitTests",
      "module_type" : "SwiftTarget",
      "name" : "OLEKitTests",
      "path" : "Tests/OLEKitTests",
      "sources" : [
        "DataWriterTests.swift",
        "OLEKitTests.swift"
      ],
      "target_dependencies" : [
        "OLEKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "OLEKit",
      "module_type" : "SwiftTarget",
      "name" : "OLEKit",
      "path" : "Sources/OLEKit",
      "product_memberships" : [
        "OLEKit"
      ],
      "sources" : [
        "DataStream.swift",
        "DirectoryEntry.swift",
        "FAT.swift",
        "Header.swift",
        "OLEError.swift",
        "OLEFile.swift",
        "OLEStream.swift",
        "Reader.swift",
        "StorageType.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
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
Done.