The Swift Package Index logo.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

Successful build of swift-se0270-range-set, reference 1.0.1 (7d6d75), with Swift 6.0 for macOS (SPM) on 16 Sep 2024 13:13:45 UTC.

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.0.0-Release.Candidate.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.53.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swiftlang/swift-se0270-range-set.git
Reference: 1.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftlang/swift-se0270-range-set
 * tag               1.0.1      -> FETCH_HEAD
HEAD is now at 7d6d753 Merge pull request #1 from glessard/range-setter
Cloned https://github.com/swiftlang/swift-se0270-range-set.git
Revision (git rev-parse @):
7d6d7531d40e95f4e1e26f6565265be6df228911
SUCCESS checkout https://github.com/swiftlang/swift-se0270-range-set.git at 1.0.1
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/swiftlang/swift-se0270-range-set.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.0.0-Release.Candidate.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-117DEE11B69C53C9.txt
[4/10] Compiling SE0270_RangeSet RangeSetStorage.swift
[5/10] Emitting module SE0270_RangeSet
[6/10] Compiling SE0270_RangeSet Pair.swift
[7/10] Compiling SE0270_RangeSet DiscontiguousSlice.swift
[8/10] Compiling SE0270_RangeSet RangeSet.swift
[9/10] Compiling SE0270_RangeSet Partition.swift
[10/10] Compiling SE0270_RangeSet CollectionExtensions.swift
[11/13] Compiling TestHelpers XCTestExtensions.swift
[12/13] Compiling TestHelpers COWLoggingArray.swift
/Users/admin/builder/spi-builder-workspace/Sources/TestHelpers/COWLoggingArray.swift:12:12: warning: var 'COWLoggingArray_CopyCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 10 | //===----------------------------------------------------------------------===//
 11 |
 12 | public var COWLoggingArray_CopyCount = 0
    |            |- warning: var 'COWLoggingArray_CopyCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |            |- note: convert 'COWLoggingArray_CopyCount' to a 'let' constant to make 'Sendable' shared state immutable
    |            |- note: annotate 'COWLoggingArray_CopyCount' with '@MainActor' if property should only be accessed from the main actor
    |            `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 13 |
 14 | public struct COWLoggingArray<Element> {
[13/13] Emitting module TestHelpers
/Users/admin/builder/spi-builder-workspace/Sources/TestHelpers/COWLoggingArray.swift:12:12: warning: var 'COWLoggingArray_CopyCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 10 | //===----------------------------------------------------------------------===//
 11 |
 12 | public var COWLoggingArray_CopyCount = 0
    |            |- warning: var 'COWLoggingArray_CopyCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |            |- note: convert 'COWLoggingArray_CopyCount' to a 'let' constant to make 'Sendable' shared state immutable
    |            |- note: annotate 'COWLoggingArray_CopyCount' with '@MainActor' if property should only be accessed from the main actor
    |            `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 13 |
 14 | public struct COWLoggingArray<Element> {
Build complete! (11.47s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "swift-se0270-range-set",
  "name" : "swift-se0270-range-set",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SE0270_RangeSet",
      "targets" : [
        "SE0270_RangeSet"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TestHelpers",
      "module_type" : "SwiftTarget",
      "name" : "TestHelpers",
      "path" : "Sources/TestHelpers",
      "sources" : [
        "COWLoggingArray.swift",
        "XCTestExtensions.swift"
      ],
      "target_dependencies" : [
        "SE0270_RangeSet"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SE0270_RangeSet_Tests",
      "module_type" : "SwiftTarget",
      "name" : "SE0270_RangeSet_Tests",
      "path" : "Tests/SE0270_RangeSet_Tests",
      "sources" : [
        "CollectionExtensionsTests.swift",
        "RangeSetTests.swift"
      ],
      "target_dependencies" : [
        "SE0270_RangeSet",
        "TestHelpers"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SE0270_RangeSet",
      "module_type" : "SwiftTarget",
      "name" : "SE0270_RangeSet",
      "path" : "Sources/SE0270_RangeSet",
      "product_memberships" : [
        "SE0270_RangeSet"
      ],
      "sources" : [
        "CollectionExtensions.swift",
        "DiscontiguousSlice.swift",
        "Pair.swift",
        "Partition.swift",
        "RangeSet.swift",
        "RangeSetStorage.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.