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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 Parsley, reference 0.9.1 (ad3509), with Swift 6.0 for macOS (SPM) on 18 Feb 2025 04:33:29 UTC.

Swift 6 data race errors: 8

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -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

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/loopwerk/Parsley.git
Reference: 0.9.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/loopwerk/Parsley
 * tag               0.9.1      -> FETCH_HEAD
HEAD is now at ad35091 fix: Fix `metadata` code comment
Cloned https://github.com/loopwerk/Parsley.git
Revision (git rev-parse @):
ad35091c7a790f04fc5a912c8bde8963eba753d2
SUCCESS checkout https://github.com/loopwerk/Parsley.git at 0.9.1
Fetching https://github.com/stackotter/swift-cmark-gfm
[1/180] Fetching swift-cmark-gfm
Fetched https://github.com/stackotter/swift-cmark-gfm from cache (0.80s)
Computing version for https://github.com/stackotter/swift-cmark-gfm
Computed https://github.com/stackotter/swift-cmark-gfm at 1.0.2 (0.55s)
Creating working copy for https://github.com/stackotter/swift-cmark-gfm
Working copy of https://github.com/stackotter/swift-cmark-gfm resolved at 1.0.2
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "parsley",
      "name": "Parsley",
      "url": "https://github.com/loopwerk/Parsley.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Parsley",
      "dependencies": [
        {
          "identity": "swift-cmark-gfm",
          "name": "swift-cmark-gfm",
          "url": "https://github.com/stackotter/swift-cmark-gfm",
          "version": "1.0.2",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-cmark-gfm",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/loopwerk/Parsley.git
[1/269] Fetching parsley
Fetched https://github.com/loopwerk/Parsley.git from cache (0.78s)
Fetching https://github.com/stackotter/swift-cmark-gfm from cache
Fetched https://github.com/stackotter/swift-cmark-gfm from cache (0.45s)
Computing version for https://github.com/stackotter/swift-cmark-gfm
Computed https://github.com/stackotter/swift-cmark-gfm at 1.0.2 (0.02s)
Creating working copy for https://github.com/loopwerk/Parsley.git
Working copy of https://github.com/loopwerk/Parsley.git resolved at 0.9.1 (ad35091)
Creating working copy for https://github.com/stackotter/swift-cmark-gfm
Working copy of https://github.com/stackotter/swift-cmark-gfm resolved at 1.0.2
warning: '.resolve-product-dependencies': dependency 'parsley' is not used by any target
Found 1 product dependencies
  - swift-cmark-gfm
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/loopwerk/Parsley.git
https://github.com/loopwerk/Parsley.git
{
  "dependencies" : [
    {
      "identity" : "swift-cmark-gfm",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.2",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/stackotter/swift-cmark-gfm"
    }
  ],
  "manifest_display_name" : "Parsley",
  "name" : "Parsley",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Parsley",
      "targets" : [
        "Parsley"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ParsleyTests",
      "module_type" : "SwiftTarget",
      "name" : "ParsleyTests",
      "path" : "Tests/ParsleyTests",
      "sources" : [
        "ParsleyTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Parsley"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Parsley",
      "module_type" : "SwiftTarget",
      "name" : "Parsley",
      "path" : "Sources/Parsley",
      "product_dependencies" : [
        "CMarkGFM"
      ],
      "product_memberships" : [
        "Parsley"
      ],
      "sources" : [
        "Document.swift",
        "MarkdownOptions.swift",
        "Parsley.swift",
        "SyntaxExtension.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -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
Building for debugging...
[0/36] Write swift-version-5BDAB9E9C0126B9D.txt
[1/36] Write sources
[2/36] Compiling CMarkGFM cmark_ctype.c
[3/36] Compiling CMarkGFM core-extensions.c
[4/36] Compiling CMarkGFM houdini_html_e.c
[5/36] Compiling CMarkGFM tasklist.c
[6/36] Compiling CMarkGFM buffer.c
[7/36] Compiling CMarkGFM footnotes.c
[8/36] Compiling CMarkGFM houdini_html_u.c
[9/36] Compiling CMarkGFM inlines.c
[10/36] Compiling CMarkGFM syntax_extension.c
[11/36] Compiling CMarkGFM html.c
[12/36] Compiling CMarkGFM strikethrough.c
[13/36] Compiling CMarkGFM tagfilter.c
[14/36] Compiling CMarkGFM table.c
[15/36] Compiling CMarkGFM render.c
[16/36] Compiling CMarkGFM utf8.c
[17/36] Compiling CMarkGFM registry.c
[18/36] Compiling CMarkGFM plugin.c
[19/36] Compiling CMarkGFM references.c
[20/36] Compiling CMarkGFM plaintext.c
[21/36] Compiling CMarkGFM map.c
[22/36] Compiling CMarkGFM commonmark.c
[23/36] Compiling CMarkGFM node.c
[24/36] Compiling CMarkGFM linked_list.c
[25/36] Compiling CMarkGFM man.c
[26/36] Compiling CMarkGFM iterator.c
[27/36] Compiling CMarkGFM latex.c
[28/36] Compiling CMarkGFM houdini_href_e.c
[29/36] Compiling CMarkGFM cmark.c
[30/36] Compiling CMarkGFM ext_scanners.c
[31/36] Compiling CMarkGFM scanners.c
[32/36] Compiling CMarkGFM arena.c
[33/36] Compiling CMarkGFM xml.c
[34/36] Compiling CMarkGFM blocks.c
[35/36] Compiling CMarkGFM autolink.c
[37/41] Compiling Parsley SyntaxExtension.swift
[38/41] Compiling Parsley Document.swift
[39/41] Compiling Parsley MarkdownOptions.swift
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:8:21: warning: static property 'sourcePosition' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 6 |   }
 7 |
 8 |   static public let sourcePosition = MarkdownOptions(rawValue: 1 << 1)
   |                     |- warning: static property 'sourcePosition' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'sourcePosition' 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
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:9:21: warning: static property 'hardBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 7 |
 8 |   static public let sourcePosition = MarkdownOptions(rawValue: 1 << 1)
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
   |                     |- warning: static property 'hardBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'hardBreaks' 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
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:10:21: warning: static property 'safe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 8 |   static public let sourcePosition = MarkdownOptions(rawValue: 1 << 1)
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
   |                     |- warning: static property 'safe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'safe' 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
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:11:21: warning: static property 'noBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
   |                     |- warning: static property 'noBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'noBreaks' 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
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:12:21: warning: static property 'normalize' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
   |                     |- warning: static property 'normalize' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'normalize' 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 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:13:21: warning: static property 'validateUTF8' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
   |                     |- warning: static property 'validateUTF8' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'validateUTF8' 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
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
15 |   static public let unsafe = MarkdownOptions(rawValue: 1 << 17)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:14:21: warning: static property 'smartQuotes' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
   |                     |- warning: static property 'smartQuotes' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'smartQuotes' 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
15 |   static public let unsafe = MarkdownOptions(rawValue: 1 << 17)
16 | }
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:15:21: warning: static property 'unsafe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
15 |   static public let unsafe = MarkdownOptions(rawValue: 1 << 17)
   |                     |- warning: static property 'unsafe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'unsafe' 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
16 | }
17 |
[40/41] Emitting module Parsley
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:8:21: warning: static property 'sourcePosition' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 6 |   }
 7 |
 8 |   static public let sourcePosition = MarkdownOptions(rawValue: 1 << 1)
   |                     |- warning: static property 'sourcePosition' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'sourcePosition' 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
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:9:21: warning: static property 'hardBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 7 |
 8 |   static public let sourcePosition = MarkdownOptions(rawValue: 1 << 1)
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
   |                     |- warning: static property 'hardBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'hardBreaks' 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
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:10:21: warning: static property 'safe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 8 |   static public let sourcePosition = MarkdownOptions(rawValue: 1 << 1)
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
   |                     |- warning: static property 'safe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'safe' 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
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:11:21: warning: static property 'noBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
   |                     |- warning: static property 'noBreaks' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'noBreaks' 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
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:12:21: warning: static property 'normalize' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
   |                     |- warning: static property 'normalize' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'normalize' 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 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:13:21: warning: static property 'validateUTF8' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
   |                     |- warning: static property 'validateUTF8' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'validateUTF8' 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
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
15 |   static public let unsafe = MarkdownOptions(rawValue: 1 << 17)
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:14:21: warning: static property 'smartQuotes' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
   |                     |- warning: static property 'smartQuotes' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'smartQuotes' 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
15 |   static public let unsafe = MarkdownOptions(rawValue: 1 << 17)
16 | }
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:15:21: warning: static property 'unsafe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
13 |   static public let validateUTF8 = MarkdownOptions(rawValue: 1 << 9)
14 |   static public let smartQuotes = MarkdownOptions(rawValue: 1 << 10)
15 |   static public let unsafe = MarkdownOptions(rawValue: 1 << 17)
   |                     |- warning: static property 'unsafe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'unsafe' 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
16 | }
17 |
[41/41] Compiling Parsley Parsley.swift
/Users/admin/builder/spi-builder-workspace/Sources/Parsley/MarkdownOptions.swift:10:21: warning: static property 'safe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public struct MarkdownOptions: OptionSet {
   |               `- note: consider making struct 'MarkdownOptions' conform to the 'Sendable' protocol
 2 |   public let rawValue: Int32
 3 |
   :
 8 |   static public let sourcePosition = MarkdownOptions(rawValue: 1 << 1)
 9 |   static public let hardBreaks = MarkdownOptions(rawValue: 1 << 2)
10 |   static public let safe = MarkdownOptions(rawValue: 1 << 3)
   |                     |- warning: static property 'safe' is not concurrency-safe because non-'Sendable' type 'MarkdownOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'safe' 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
11 |   static public let noBreaks = MarkdownOptions(rawValue: 1 << 4)
12 |   static public let normalize = MarkdownOptions(rawValue: 1 << 8)
Build complete! (7.88s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-cmark-gfm",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.2",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/stackotter/swift-cmark-gfm"
    }
  ],
  "manifest_display_name" : "Parsley",
  "name" : "Parsley",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Parsley",
      "targets" : [
        "Parsley"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ParsleyTests",
      "module_type" : "SwiftTarget",
      "name" : "ParsleyTests",
      "path" : "Tests/ParsleyTests",
      "sources" : [
        "ParsleyTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Parsley"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Parsley",
      "module_type" : "SwiftTarget",
      "name" : "Parsley",
      "path" : "Sources/Parsley",
      "product_dependencies" : [
        "CMarkGFM"
      ],
      "product_memberships" : [
        "Parsley"
      ],
      "sources" : [
        "Document.swift",
        "MarkdownOptions.swift",
        "Parsley.swift",
        "SyntaxExtension.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
Done.