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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 CompoundPredicate, reference main (6e9961), with Swift 6.0 for macOS (SPM) on 15 Sep 2024 12:30:24 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.
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Checkout
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Clone URL: https://github.com/NoahKamara/CompoundPredicate.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/NoahKamara/CompoundPredicate
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 6e99619 Update README.md
Cloned https://github.com/NoahKamara/CompoundPredicate.git
Revision (git rev-parse @):
6e996195ff12db90b00737060425dec5d43c1829
SUCCESS checkout https://github.com/NoahKamara/CompoundPredicate.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/NoahKamara/CompoundPredicate.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
[1/1] Compiling plugin Swift-DocC
[2/2] Compiling plugin Swift-DocC Preview
Building for debugging...
[2/5] Write sources
[4/5] Write swift-version-117DEE11B69C53C9.txt
[6/15] Compiling XCTestDynamicOverlay Unimplemented.swift
[7/15] Compiling XCTestDynamicOverlay XCTIsTesting.swift
[8/15] Compiling XCTestDynamicOverlay XCTCurrentTestCase.swift
[9/15] Compiling XCTestDynamicOverlay XCTExpectFailure.swift
[10/15] Compiling XCTestDynamicOverlay XCTFail.swift
[11/15] Compiling XCTestDynamicOverlay GeneratePlaceholder.swift
[12/15] Compiling XCTestDynamicOverlay RuntimeWarnings.swift
[13/15] Compiling XCTestDynamicOverlay DefaultInitializable.swift
[14/15] Emitting module XCTestDynamicOverlay
[15/15] Compiling XCTestDynamicOverlay Deprecations.swift
[16/20] Compiling CompoundPredicate RuntimeWarnings.swift
/Users/admin/builder/spi-builder-workspace/Sources/CompoundPredicate/RuntimeWarnings.swift:62:5: warning: let 'dso' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer' may have shared mutable state; this is an error in the Swift 6 language mode
60 | // Feedback filed: https://gist.github.com/stephencelis/a8d06383ed6ccde3e5ef5d1b3ad52bbc
61 | @usableFromInline
62 | let dso = { () -> UnsafeMutableRawPointer in
   |     |- warning: let 'dso' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer' may have shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: annotate 'dso' 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
63 |     let count = _dyld_image_count()
64 |     for i in 0..<count {
Swift.UnsafeMutableRawPointer:1:23: note: struct 'UnsafeMutableRawPointer' does not conform to the 'Sendable' protocol
1 | @frozen public struct UnsafeMutableRawPointer : _Pointer {
  |                       `- note: struct 'UnsafeMutableRawPointer' does not conform to the 'Sendable' protocol
2 |     public typealias Pointee = UInt8
3 |     public let _rawValue: Builtin.RawPointer
[17/20] Compiling CompoundPredicate VariableReplacing.swift
[18/20] Compiling CompoundPredicate Predicate+combining.swift
[19/20] Compiling CompoundPredicate PredicateExpressions.swift
[20/20] Emitting module CompoundPredicate
/Users/admin/builder/spi-builder-workspace/Sources/CompoundPredicate/RuntimeWarnings.swift:62:5: warning: let 'dso' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer' may have shared mutable state; this is an error in the Swift 6 language mode
60 | // Feedback filed: https://gist.github.com/stephencelis/a8d06383ed6ccde3e5ef5d1b3ad52bbc
61 | @usableFromInline
62 | let dso = { () -> UnsafeMutableRawPointer in
   |     |- warning: let 'dso' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer' may have shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: annotate 'dso' 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
63 |     let count = _dyld_image_count()
64 |     for i in 0..<count {
Swift.UnsafeMutableRawPointer:1:23: note: struct 'UnsafeMutableRawPointer' does not conform to the 'Sendable' protocol
1 | @frozen public struct UnsafeMutableRawPointer : _Pointer {
  |                       `- note: struct 'UnsafeMutableRawPointer' does not conform to the 'Sendable' protocol
2 |     public typealias Pointee = UInt8
3 |     public let _rawValue: Builtin.RawPointer
Build complete! (42.56s)
Fetching https://github.com/noahkamara/swift-xctesting
[1/847] Fetching swift-xctesting
Fetched https://github.com/noahkamara/swift-xctesting from cache (1.07s)
Fetching https://github.com/pointfreeco/xctest-dynamic-overlay
Fetching https://github.com/apple/swift-syntax.git
Fetching https://github.com/apple/swift-docc-symbolkit
Fetching https://github.com/apple/swift-testing.git
Fetching https://github.com/apple/swift-docc-plugin
[1/2038] Fetching swift-docc-plugin
[226/6961] Fetching swift-docc-plugin, xctest-dynamic-overlay
[768/19839] Fetching swift-docc-plugin, xctest-dynamic-overlay, swift-testing
[917/22914] Fetching swift-docc-plugin, xctest-dynamic-overlay, swift-testing, swift-docc-symbolkit
Fetched https://github.com/pointfreeco/xctest-dynamic-overlay from cache (1.43s)
[1/65063] Fetching swift-syntax
Fetched https://github.com/apple/swift-testing.git from cache (3.13s)
Fetched https://github.com/apple/swift-docc-plugin from cache (3.13s)
Fetched https://github.com/apple/swift-syntax.git from cache (3.13s)
Fetched https://github.com/apple/swift-docc-symbolkit from cache (3.13s)
Computing version for https://github.com/apple/swift-testing.git
Computed https://github.com/apple/swift-testing.git at 0.5.1 (0.51s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 509.1.1 (3.33s)
Computing version for https://github.com/pointfreeco/xctest-dynamic-overlay
Computed https://github.com/pointfreeco/xctest-dynamic-overlay at 1.1.1 (0.70s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.3.0 (0.68s)
Computing version for https://github.com/apple/swift-docc-symbolkit
Computed https://github.com/apple/swift-docc-symbolkit at 1.0.0 (0.70s)
Creating working copy for https://github.com/apple/swift-docc-symbolkit
Working copy of https://github.com/apple/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/noahkamara/swift-xctesting
Working copy of https://github.com/noahkamara/swift-xctesting resolved at main (cc74147)
Creating working copy for https://github.com/apple/swift-testing.git
Working copy of https://github.com/apple/swift-testing.git resolved at 0.5.1
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.3.0
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 509.1.1
Creating working copy for https://github.com/pointfreeco/xctest-dynamic-overlay
Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 1.1.1
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-xctesting",
      "requirement" : {
        "branch" : [
          "main"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/noahkamara/swift-xctesting"
    },
    {
      "identity" : "swift-docc-plugin",
      "requirement" : {
        "range" : [
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            "lower_bound" : "1.1.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-docc-plugin"
    },
    {
      "identity" : "xctest-dynamic-overlay",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.1.1",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/pointfreeco/xctest-dynamic-overlay"
    }
  ],
  "manifest_display_name" : "CompoundPredicate",
  "name" : "CompoundPredicate",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "14.0"
    },
    {
      "name" : "ios",
      "version" : "17.0"
    },
    {
      "name" : "tvos",
      "version" : "17.0"
    },
    {
      "name" : "watchos",
      "version" : "10.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "17.0"
    }
  ],
  "products" : [
    {
      "name" : "CompoundPredicate",
      "targets" : [
        "CompoundPredicate"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CompoundPredicateTests",
      "module_type" : "SwiftTarget",
      "name" : "CompoundPredicateTests",
      "path" : "Tests/CompoundPredicateTests",
      "product_dependencies" : [
        "XCTesting"
      ],
      "sources" : [
        "ArithmeticTests.swift",
        "BasicTests.swift",
        "BooleanLogicTests.swift",
        "CastingTests.swift",
        "ComparisonTests.swift",
        "ConditionalTests.swift",
        "OptionalTests.swift",
        "RangeTests.swift",
        "SequenceOperationTests.swift",
        "StringComparisonTests.swift",
        "SubscriptAndMemberTests.swift",
        "Utility/SwiftData.swift",
        "Utility/Utility.swift"
      ],
      "target_dependencies" : [
        "CompoundPredicate"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CompoundPredicate",
      "module_type" : "SwiftTarget",
      "name" : "CompoundPredicate",
      "path" : "Sources/CompoundPredicate",
      "product_dependencies" : [
        "XCTestDynamicOverlay"
      ],
      "product_memberships" : [
        "CompoundPredicate"
      ],
      "sources" : [
        "Predicate+combining.swift",
        "PredicateExpressions.swift",
        "RuntimeWarnings.swift",
        "VariableReplacing.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Done.