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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 ThirtyTo, reference 1.0.0 (ffb19f), with Swift 6.0 for macOS (SPM) on 2 Nov 2024 22:01:39 UTC.

Swift 6 data race errors: 8

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.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: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/brightdigit/ThirtyTo.git
Reference: 1.0.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/brightdigit/ThirtyTo
 * tag               1.0.0      -> FETCH_HEAD
HEAD is now at ffb19ff Merge pull request #24 from brightdigit/v1.0.0
Cloned https://github.com/brightdigit/ThirtyTo.git
Revision (git rev-parse @):
ffb19ffc6f2e5f809cb8947974bdd970ef6e8a1e
SUCCESS checkout https://github.com/brightdigit/ThirtyTo.git at 1.0.0
========================================
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": "thirtyto",
      "name": "ThirtyTo",
      "url": "https://github.com/brightdigit/ThirtyTo.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/ThirtyTo",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/brightdigit/ThirtyTo.git
[1/1792] Fetching thirtyto
Fetched https://github.com/brightdigit/ThirtyTo.git from cache (1.00s)
Creating working copy for https://github.com/brightdigit/ThirtyTo.git
Working copy of https://github.com/brightdigit/ThirtyTo.git resolved at 1.0.0 (ffb19ff)
warning: '.resolve-product-dependencies': dependency 'thirtyto' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/brightdigit/ThirtyTo.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/25] Emitting module ThirtyTo
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingError.swift:24:14: warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
 4 | public struct Base32CrockfordDecodingError: Error {
 5 |   /// Type of error which occured
 6 |   public enum Details {
   |               `- note: consider making enum 'Details' conform to the 'Sendable' protocol
 7 |     /// Mismatch checksum.
 8 |     /// - Parameter checksum: Expected checksum value.
   :
22 |
23 |   /// The details of the type of error.
24 |   public let details: Details
   |              `- warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
25 |
26 |   private init(source: String, details: Base32CrockfordDecodingError.Details) {
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingOptions.swift:6:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options for decoding a Base32Crockford String.
 4 | public struct Base32CrockfordDecodingOptions {
   |               `- note: consider making struct 'Base32CrockfordDecodingOptions' conform to the 'Sendable' protocol
 5 |   /// Default options.
 6 |   public static let none = Base32CrockfordDecodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
 7 |
 8 |   /// Whether to include a checksum character
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncoding.swift:6:21: warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
  2 |
  3 | /// Encoder and Decoder for Base32Crockford.
  4 | public struct Base32CrockfordEncoding {
    |               `- note: consider making struct 'Base32CrockfordEncoding' conform to the 'Sendable' protocol
  5 |   /// Shared encoding object.
  6 |   public static let encoding = Base32CrockfordEncoding()
    |                     |- warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encoding' 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
  7 |
  8 |   private func validate(
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncodingOptions.swift:21:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options on encoding `Data` as String in Base32Crockford.
 4 | public struct Base32CrockfordEncodingOptions {
   |               `- note: consider making struct 'Base32CrockfordEncodingOptions' conform to the 'Sendable' protocol
 5 |   /// Options for grouping characters based on a group maximum length.
 6 |   public struct GroupingOptions {
   :
19 |
20 |   /// Default encoding options.
21 |   public static let none = Base32CrockfordEncodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
22 |
23 |   /// Whether to include a checksum character.
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/Identifier.swift:27:21: warning: static property 'factory' is not concurrency-safe because non-'Sendable' type 'any IdentifierFactory' may have shared mutable state; this is an error in the Swift 6 language mode
25 |
26 |   /// Object for creating different types of identiifiers.
27 |   public static let factory: IdentifierFactory = ComposableIdentifierFactory()
   |                     |- warning: static property 'factory' is not concurrency-safe because non-'Sendable' type 'any IdentifierFactory' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'factory' 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
28 |
29 |   /// Creates the default `RandomDataGenerator` based on the operating system.
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/IdentifierFactory.swift:2:17: note: protocol 'IdentifierFactory' does not conform to the 'Sendable' protocol
 1 | /// Factory object for creating identifiers.
 2 | public protocol IdentifierFactory {
   |                 `- note: protocol 'IdentifierFactory' does not conform to the 'Sendable' protocol
 3 |   /// Creates an identifier of a speciifc type based on the specifications.
 4 |   /// - Parameter specification: The specifications for the identifier.
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/Identifier.swift:32:21: warning: static property 'defaultRandomGenerator' is not concurrency-safe because non-'Sendable' type '() -> any RandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
30 |   /// - Returns: For Apple OSes, this uses `SecRandomCopyBytes`
31 |   ///    otherwise it uses `SystemRandomNumberGenerator`.
32 |   public static let defaultRandomGenerator = Data.defaultRandomGenerator
   |                     |- warning: static property 'defaultRandomGenerator' is not concurrency-safe because non-'Sendable' type '() -> any RandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'defaultRandomGenerator' 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
33 | }
34 |
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Identifiers/ULID.swift:26:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'ULID.Specifications' may have shared mutable state; this is an error in the Swift 6 language mode
16 |
17 |   /// Specifications for creating the ULID.
18 |   public enum Specifications {
   |               `- note: consider making enum 'Specifications' conform to the 'Sendable' protocol
19 |     /// Use the specific data.
20 |     case data(Data)
   :
24 |     /// The default specifications which use the current time
25 |     /// and the ``Identifier/defaultRandomGenerator``.
26 |     public static let `default`: Specifications = .parts(nil, .random(nil))
   |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'ULID.Specifications' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'default' 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
27 |   }
28 |
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Random/SecRandomDataGenerator.swift:9:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
 4 |
 5 |   /// Uses `SecRandomCopyBytes` to generate a random `Data` object.
 6 |   public struct SecRandomDataGenerator: RandomDataGenerator {
   |                 `- note: consider making struct 'SecRandomDataGenerator' conform to the 'Sendable' protocol
 7 |     /// ``SecRandomDataGenerator`` does not need to be created.
 8 |     /// Just use this static instance.
 9 |     public static let shared = SecRandomDataGenerator()
   |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'shared' 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 |
11 |     private init() {}
[4/27] Compiling ThirtyTo AnyIdentifierSpecifications.swift
[5/27] Compiling ThirtyTo ComposableIdentifier.swift
[6/27] Compiling ThirtyTo RandomDataGenerator.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Random/SecRandomDataGenerator.swift:9:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
 4 |
 5 |   /// Uses `SecRandomCopyBytes` to generate a random `Data` object.
 6 |   public struct SecRandomDataGenerator: RandomDataGenerator {
   |                 `- note: consider making struct 'SecRandomDataGenerator' conform to the 'Sendable' protocol
 7 |     /// ``SecRandomDataGenerator`` does not need to be created.
 8 |     /// Just use this static instance.
 9 |     public static let shared = SecRandomDataGenerator()
   |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'shared' 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 |
11 |     private init() {}
[7/27] Compiling ThirtyTo SecRandomDataGenerator.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Random/SecRandomDataGenerator.swift:9:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
 4 |
 5 |   /// Uses `SecRandomCopyBytes` to generate a random `Data` object.
 6 |   public struct SecRandomDataGenerator: RandomDataGenerator {
   |                 `- note: consider making struct 'SecRandomDataGenerator' conform to the 'Sendable' protocol
 7 |     /// ``SecRandomDataGenerator`` does not need to be created.
 8 |     /// Just use this static instance.
 9 |     public static let shared = SecRandomDataGenerator()
   |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'shared' 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 |
11 |     private init() {}
[8/27] Compiling ThirtyTo Base32CrockfordDecodingError.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingError.swift:24:14: warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
 4 | public struct Base32CrockfordDecodingError: Error {
 5 |   /// Type of error which occured
 6 |   public enum Details {
   |               `- note: consider making enum 'Details' conform to the 'Sendable' protocol
 7 |     /// Mismatch checksum.
 8 |     /// - Parameter checksum: Expected checksum value.
   :
22 |
23 |   /// The details of the type of error.
24 |   public let details: Details
   |              `- warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
25 |
26 |   private init(source: String, details: Base32CrockfordDecodingError.Details) {
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingOptions.swift:6:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options for decoding a Base32Crockford String.
 4 | public struct Base32CrockfordDecodingOptions {
   |               `- note: consider making struct 'Base32CrockfordDecodingOptions' conform to the 'Sendable' protocol
 5 |   /// Default options.
 6 |   public static let none = Base32CrockfordDecodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
 7 |
 8 |   /// Whether to include a checksum character
[9/27] Compiling ThirtyTo Base32CrockfordDecodingOptions.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingError.swift:24:14: warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
 4 | public struct Base32CrockfordDecodingError: Error {
 5 |   /// Type of error which occured
 6 |   public enum Details {
   |               `- note: consider making enum 'Details' conform to the 'Sendable' protocol
 7 |     /// Mismatch checksum.
 8 |     /// - Parameter checksum: Expected checksum value.
   :
22 |
23 |   /// The details of the type of error.
24 |   public let details: Details
   |              `- warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
25 |
26 |   private init(source: String, details: Base32CrockfordDecodingError.Details) {
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingOptions.swift:6:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options for decoding a Base32Crockford String.
 4 | public struct Base32CrockfordDecodingOptions {
   |               `- note: consider making struct 'Base32CrockfordDecodingOptions' conform to the 'Sendable' protocol
 5 |   /// Default options.
 6 |   public static let none = Base32CrockfordDecodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
 7 |
 8 |   /// Whether to include a checksum character
[10/27] Compiling ThirtyTo Base32CrockfordEncoding+CharacterSets.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingError.swift:24:14: warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
 4 | public struct Base32CrockfordDecodingError: Error {
 5 |   /// Type of error which occured
 6 |   public enum Details {
   |               `- note: consider making enum 'Details' conform to the 'Sendable' protocol
 7 |     /// Mismatch checksum.
 8 |     /// - Parameter checksum: Expected checksum value.
   :
22 |
23 |   /// The details of the type of error.
24 |   public let details: Details
   |              `- warning: stored property 'details' of 'Sendable'-conforming struct 'Base32CrockfordDecodingError' has non-sendable type 'Base32CrockfordDecodingError.Details'; this is an error in the Swift 6 language mode
25 |
26 |   private init(source: String, details: Base32CrockfordDecodingError.Details) {
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingOptions.swift:6:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options for decoding a Base32Crockford String.
 4 | public struct Base32CrockfordDecodingOptions {
   |               `- note: consider making struct 'Base32CrockfordDecodingOptions' conform to the 'Sendable' protocol
 5 |   /// Default options.
 6 |   public static let none = Base32CrockfordDecodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
 7 |
 8 |   /// Whether to include a checksum character
[11/27] Compiling ThirtyTo Array.swift
[12/27] Compiling ThirtyTo Data.swift
[13/27] Compiling ThirtyTo Date.swift
[14/27] Compiling ThirtyTo ULID.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Identifiers/ULID.swift:26:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'ULID.Specifications' may have shared mutable state; this is an error in the Swift 6 language mode
16 |
17 |   /// Specifications for creating the ULID.
18 |   public enum Specifications {
   |               `- note: consider making enum 'Specifications' conform to the 'Sendable' protocol
19 |     /// Use the specific data.
20 |     case data(Data)
   :
24 |     /// The default specifications which use the current time
25 |     /// and the ``Identifier/defaultRandomGenerator``.
26 |     public static let `default`: Specifications = .parts(nil, .random(nil))
   |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'ULID.Specifications' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'default' 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
27 |   }
28 |
[15/27] Compiling ThirtyTo UUID+ComposableIdentifier.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Identifiers/ULID.swift:26:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'ULID.Specifications' may have shared mutable state; this is an error in the Swift 6 language mode
16 |
17 |   /// Specifications for creating the ULID.
18 |   public enum Specifications {
   |               `- note: consider making enum 'Specifications' conform to the 'Sendable' protocol
19 |     /// Use the specific data.
20 |     case data(Data)
   :
24 |     /// The default specifications which use the current time
25 |     /// and the ``Identifier/defaultRandomGenerator``.
26 |     public static let `default`: Specifications = .parts(nil, .random(nil))
   |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'ULID.Specifications' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'default' 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
27 |   }
28 |
[16/27] Compiling ThirtyTo Base32CrockfordEncoding.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncoding.swift:6:21: warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
  2 |
  3 | /// Encoder and Decoder for Base32Crockford.
  4 | public struct Base32CrockfordEncoding {
    |               `- note: consider making struct 'Base32CrockfordEncoding' conform to the 'Sendable' protocol
  5 |   /// Shared encoding object.
  6 |   public static let encoding = Base32CrockfordEncoding()
    |                     |- warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encoding' 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
  7 |
  8 |   private func validate(
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingOptions.swift:6:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options for decoding a Base32Crockford String.
 4 | public struct Base32CrockfordDecodingOptions {
   |               `- note: consider making struct 'Base32CrockfordDecodingOptions' conform to the 'Sendable' protocol
 5 |   /// Default options.
 6 |   public static let none = Base32CrockfordDecodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
 7 |
 8 |   /// Whether to include a checksum character
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncodingOptions.swift:21:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options on encoding `Data` as String in Base32Crockford.
 4 | public struct Base32CrockfordEncodingOptions {
   |               `- note: consider making struct 'Base32CrockfordEncodingOptions' conform to the 'Sendable' protocol
 5 |   /// Options for grouping characters based on a group maximum length.
 6 |   public struct GroupingOptions {
   :
19 |
20 |   /// Default encoding options.
21 |   public static let none = Base32CrockfordEncodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
22 |
23 |   /// Whether to include a checksum character.
[17/27] Compiling ThirtyTo Base32CrockfordEncodingOptions.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncoding.swift:6:21: warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
  2 |
  3 | /// Encoder and Decoder for Base32Crockford.
  4 | public struct Base32CrockfordEncoding {
    |               `- note: consider making struct 'Base32CrockfordEncoding' conform to the 'Sendable' protocol
  5 |   /// Shared encoding object.
  6 |   public static let encoding = Base32CrockfordEncoding()
    |                     |- warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encoding' 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
  7 |
  8 |   private func validate(
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingOptions.swift:6:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options for decoding a Base32Crockford String.
 4 | public struct Base32CrockfordDecodingOptions {
   |               `- note: consider making struct 'Base32CrockfordDecodingOptions' conform to the 'Sendable' protocol
 5 |   /// Default options.
 6 |   public static let none = Base32CrockfordDecodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
 7 |
 8 |   /// Whether to include a checksum character
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncodingOptions.swift:21:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options on encoding `Data` as String in Base32Crockford.
 4 | public struct Base32CrockfordEncodingOptions {
   |               `- note: consider making struct 'Base32CrockfordEncodingOptions' conform to the 'Sendable' protocol
 5 |   /// Options for grouping characters based on a group maximum length.
 6 |   public struct GroupingOptions {
   :
19 |
20 |   /// Default encoding options.
21 |   public static let none = Base32CrockfordEncodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
22 |
23 |   /// Whether to include a checksum character.
[18/27] Compiling ThirtyTo Binary.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncoding.swift:6:21: warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
  2 |
  3 | /// Encoder and Decoder for Base32Crockford.
  4 | public struct Base32CrockfordEncoding {
    |               `- note: consider making struct 'Base32CrockfordEncoding' conform to the 'Sendable' protocol
  5 |   /// Shared encoding object.
  6 |   public static let encoding = Base32CrockfordEncoding()
    |                     |- warning: static property 'encoding' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encoding' 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
  7 |
  8 |   private func validate(
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordDecodingOptions.swift:6:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options for decoding a Base32Crockford String.
 4 | public struct Base32CrockfordDecodingOptions {
   |               `- note: consider making struct 'Base32CrockfordDecodingOptions' conform to the 'Sendable' protocol
 5 |   /// Default options.
 6 |   public static let none = Base32CrockfordDecodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordDecodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
 7 |
 8 |   /// Whether to include a checksum character
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Base32Crockford/Base32CrockfordEncodingOptions.swift:21:21: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 2 |
 3 | /// Options on encoding `Data` as String in Base32Crockford.
 4 | public struct Base32CrockfordEncodingOptions {
   |               `- note: consider making struct 'Base32CrockfordEncodingOptions' conform to the 'Sendable' protocol
 5 |   /// Options for grouping characters based on a group maximum length.
 6 |   public struct GroupingOptions {
   :
19 |
20 |   /// Default encoding options.
21 |   public static let none = Base32CrockfordEncodingOptions(withChecksum: false)
   |                     |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Base32CrockfordEncodingOptions' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'none' 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
22 |
23 |   /// Whether to include a checksum character.
[19/27] Compiling ThirtyTo SizeSpecification.swift
[20/27] Compiling ThirtyTo UDID.swift
[21/27] Compiling ThirtyTo Identifier.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/Identifier.swift:27:21: warning: static property 'factory' is not concurrency-safe because non-'Sendable' type 'any IdentifierFactory' may have shared mutable state; this is an error in the Swift 6 language mode
25 |
26 |   /// Object for creating different types of identiifiers.
27 |   public static let factory: IdentifierFactory = ComposableIdentifierFactory()
   |                     |- warning: static property 'factory' is not concurrency-safe because non-'Sendable' type 'any IdentifierFactory' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'factory' 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
28 |
29 |   /// Creates the default `RandomDataGenerator` based on the operating system.
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/IdentifierFactory.swift:2:17: note: protocol 'IdentifierFactory' does not conform to the 'Sendable' protocol
 1 | /// Factory object for creating identifiers.
 2 | public protocol IdentifierFactory {
   |                 `- note: protocol 'IdentifierFactory' does not conform to the 'Sendable' protocol
 3 |   /// Creates an identifier of a speciifc type based on the specifications.
 4 |   /// - Parameter specification: The specifications for the identifier.
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/Identifier.swift:32:21: warning: static property 'defaultRandomGenerator' is not concurrency-safe because non-'Sendable' type '() -> any RandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
30 |   /// - Returns: For Apple OSes, this uses `SecRandomCopyBytes`
31 |   ///    otherwise it uses `SystemRandomNumberGenerator`.
32 |   public static let defaultRandomGenerator = Data.defaultRandomGenerator
   |                     |- warning: static property 'defaultRandomGenerator' is not concurrency-safe because non-'Sendable' type '() -> any RandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'defaultRandomGenerator' 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
33 | }
34 |
[22/27] Compiling ThirtyTo IdentifierFactory.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/Identifier.swift:27:21: warning: static property 'factory' is not concurrency-safe because non-'Sendable' type 'any IdentifierFactory' may have shared mutable state; this is an error in the Swift 6 language mode
25 |
26 |   /// Object for creating different types of identiifiers.
27 |   public static let factory: IdentifierFactory = ComposableIdentifierFactory()
   |                     |- warning: static property 'factory' is not concurrency-safe because non-'Sendable' type 'any IdentifierFactory' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'factory' 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
28 |
29 |   /// Creates the default `RandomDataGenerator` based on the operating system.
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/IdentifierFactory.swift:2:17: note: protocol 'IdentifierFactory' does not conform to the 'Sendable' protocol
 1 | /// Factory object for creating identifiers.
 2 | public protocol IdentifierFactory {
   |                 `- note: protocol 'IdentifierFactory' does not conform to the 'Sendable' protocol
 3 |   /// Creates an identifier of a speciifc type based on the specifications.
 4 |   /// - Parameter specification: The specifications for the identifier.
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Factory/Identifier.swift:32:21: warning: static property 'defaultRandomGenerator' is not concurrency-safe because non-'Sendable' type '() -> any RandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
30 |   /// - Returns: For Apple OSes, this uses `SecRandomCopyBytes`
31 |   ///    otherwise it uses `SystemRandomNumberGenerator`.
32 |   public static let defaultRandomGenerator = Data.defaultRandomGenerator
   |                     |- warning: static property 'defaultRandomGenerator' is not concurrency-safe because non-'Sendable' type '() -> any RandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                     |- note: annotate 'defaultRandomGenerator' 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
33 | }
34 |
[23/27] Compiling ThirtyTo Data+Random.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Random/SecRandomDataGenerator.swift:9:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
 4 |
 5 |   /// Uses `SecRandomCopyBytes` to generate a random `Data` object.
 6 |   public struct SecRandomDataGenerator: RandomDataGenerator {
   |                 `- note: consider making struct 'SecRandomDataGenerator' conform to the 'Sendable' protocol
 7 |     /// ``SecRandomDataGenerator`` does not need to be created.
 8 |     /// Just use this static instance.
 9 |     public static let shared = SecRandomDataGenerator()
   |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'shared' 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 |
11 |     private init() {}
[24/27] Compiling ThirtyTo NumberedDataGenerator.swift
/Users/admin/builder/spi-builder-workspace/Sources/ThirtyTo/Random/SecRandomDataGenerator.swift:9:23: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
 4 |
 5 |   /// Uses `SecRandomCopyBytes` to generate a random `Data` object.
 6 |   public struct SecRandomDataGenerator: RandomDataGenerator {
   |                 `- note: consider making struct 'SecRandomDataGenerator' conform to the 'Sendable' protocol
 7 |     /// ``SecRandomDataGenerator`` does not need to be created.
 8 |     /// Just use this static instance.
 9 |     public static let shared = SecRandomDataGenerator()
   |                       |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'SecRandomDataGenerator' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'shared' 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 |
11 |     private init() {}
[25/27] Compiling ThirtyTo String.swift
[26/27] Compiling ThirtyTo UUID+Data.swift
[27/27] Compiling ThirtyTo AnyComposableIdentifier.swift
Build complete! (20.20s)
Build complete.
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  "path" : "/Users/admin/builder/spi-builder-workspace",
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  "products" : [
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      "name" : "ThirtyTo",
      "targets" : [
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      "type" : {
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  "targets" : [
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      "c99name" : "ThirtyToTests",
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      "name" : "ThirtyToTests",
      "path" : "Tests/ThirtyToTests",
      "sources" : [
        "AnyComposableIdentifierTests.swift",
        "Base32CrockfordTests.swift",
        "BinaryTests.swift",
        "Extensions/Data.swift",
        "Extensions/MockNumberGenerator.swift",
        "Extensions/MockRandomGenerator.swift",
        "Extensions/String.swift",
        "Extensions/UInt128+Data.swift",
        "Extensions/UInt128.swift",
        "IdentifierTests.swift",
        "RandomDataTests.swift",
        "SizeSpecificationTests.swift",
        "TimestampDataTests.swift",
        "ULIDTests.swift"
      ],
      "target_dependencies" : [
        "ThirtyTo"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ThirtyTo",
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      "name" : "ThirtyTo",
      "path" : "Sources/ThirtyTo",
      "product_memberships" : [
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      "sources" : [
        "Base32Crockford/Base32CrockfordDecodingError.swift",
        "Base32Crockford/Base32CrockfordDecodingOptions.swift",
        "Base32Crockford/Base32CrockfordEncoding+CharacterSets.swift",
        "Base32Crockford/Base32CrockfordEncoding.swift",
        "Base32Crockford/Base32CrockfordEncodingOptions.swift",
        "Base32Crockford/Binary.swift",
        "Extensions/Array.swift",
        "Extensions/Data.swift",
        "Extensions/Date.swift",
        "Extensions/String.swift",
        "Extensions/UUID+Data.swift",
        "Factory/AnyComposableIdentifier.swift",
        "Factory/AnyIdentifierSpecifications.swift",
        "Factory/ComposableIdentifier.swift",
        "Factory/Identifier.swift",
        "Factory/IdentifierFactory.swift",
        "Factory/SizeSpecification.swift",
        "Identifiers/UDID.swift",
        "Identifiers/ULID.swift",
        "Identifiers/UUID+ComposableIdentifier.swift",
        "Random/Data+Random.swift",
        "Random/NumberedDataGenerator.swift",
        "Random/RandomDataGenerator.swift",
        "Random/SecRandomDataGenerator.swift"
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      "type" : "library"
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  "tools_version" : "5.5"
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Done.