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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 MetaSerialization, reference v2.3.0 (4ad09b), with Swift 6.0 for Linux on 1 Dec 2024 16:29:33 UTC.

Swift 6 data race errors: 2

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.58.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/cherrywoods/swift-meta-serialization.git
Reference: v2.3.0
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/cherrywoods/swift-meta-serialization
 * tag               v2.3.0     -> FETCH_HEAD
HEAD is now at 4ad09b1 Update README and Guides
Cloned https://github.com/cherrywoods/swift-meta-serialization.git
Revision (git rev-parse @):
4ad09b114dbc259410cfead65b158a14d3f3b4fe
SUCCESS checkout https://github.com/cherrywoods/swift-meta-serialization.git at v2.3.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/cherrywoods/swift-meta-serialization.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
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Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.0.2
Creating working copy for https://github.com/mattgallagher/CwlCatchException.git
Working copy of https://github.com/mattgallagher/CwlCatchException.git resolved at 2.2.1
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Creating working copy for https://github.com/mattgallagher/CwlPreconditionTesting.git
Working copy of https://github.com/mattgallagher/CwlPreconditionTesting.git resolved at 2.2.2
Creating working copy for https://github.com/apple/swift-algorithms.git
Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.2.0
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.5.0
Creating working copy for https://github.com/Quick/Quick.git
Working copy of https://github.com/Quick/Quick.git resolved at 7.6.2
warning: 'quick': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/.build/checkouts/Quick/Sources/Quick/PrivacyInfo.xcprivacy
[1/1] Compiling plugin DefocusCommandPlugin
[2/2] Compiling plugin GenerateManual
[3/3] Compiling plugin LintCommandPlugin
[4/4] Compiling plugin LintError
[5/5] Compiling plugin LintWarning
Building for debugging...
[5/7] Write sources
[6/7] Write swift-version-24593BA9C3E375BF.txt
[8/43] Compiling MetaSerialization KeyedContainerMeta.swift
[9/43] Compiling MetaSerialization MetaSupplier+Defaults.swift
[10/43] Compiling MetaSerialization Metas.swift
[11/43] Compiling MetaSerialization NilMarker+NilMeta.swift
[12/43] Compiling MetaSerialization UnkeyedContainerMeta.swift
[13/47] Compiling MetaSerialization Serialization+Default Implementations.swift
[14/47] Compiling MetaSerialization Serialization.swift
[15/47] Compiling MetaSerialization SimpleSerialization.swift
[16/47] Compiling MetaSerialization Array+UnkeyedContainerMeta.swift
[17/47] Compiling MetaSerialization Dictionary+KeyedContainerMeta.swift
[18/47] Compiling MetaSerialization PrimitivesEnumTranslator.swift
[19/47] Compiling MetaSerialization PrimitivesProtocolTranslator.swift
[20/47] Compiling MetaSerialization OrderedKeyedContainer.swift
[21/47] Compiling MetaSerialization Representation+Default Implementations.swift
[22/47] Compiling MetaSerialization Representation.swift
[23/47] Compiling MetaSerialization MetaDecoder+containerMethods.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[24/47] Compiling MetaSerialization MetaDecoder+frontend.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[25/47] Compiling MetaSerialization MetaDecoder.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[26/47] Compiling MetaSerialization Unwrapper.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[27/47] Compiling MetaSerialization MetaKeyedEncodingContainer.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[28/47] Compiling MetaSerialization MetaSingleValueEncodingContainer.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[29/47] Compiling MetaSerialization MetaUnkeyedEncodingContainer.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[30/47] Compiling MetaSerialization MetaEncoder+containerMethods.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[31/47] Compiling MetaSerialization MetaEncoder+frontend.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[32/47] Compiling MetaSerialization MetaEncoder.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[33/47] Compiling MetaSerialization MetaSupplier.swift
[34/47] Compiling MetaSerialization Reference.swift
[35/47] Compiling MetaSerialization ReferencingStorage.swift
[36/47] Compiling MetaSerialization ErrorContainer.swift
[37/47] Compiling MetaSerialization PrimitivesEnumTranslator+Primitives.swift
[38/47] Compiling MetaSerialization CodingStorage.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Coding Storage/CodingStorage.swift:37:16: warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 22 | public struct CodingStorageError: Error {
 23 |
 24 |     public enum Reason {
    |                 `- note: consider making enum 'Reason' conform to the 'Sendable' protocol
 25 |
 26 |         /// Thrown if there's already a value stored a the given path.
    :
 35 |     }
 36 |
 37 |     public let reason: Reason
    |                `- warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 38 |     public let path: [CodingKey]
 39 |
[39/47] Compiling MetaSerialization LinearCodingStack.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Coding Storage/CodingStorage.swift:37:16: warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 22 | public struct CodingStorageError: Error {
 23 |
 24 |     public enum Reason {
    |                 `- note: consider making enum 'Reason' conform to the 'Sendable' protocol
 25 |
 26 |         /// Thrown if there's already a value stored a the given path.
    :
 35 |     }
 36 |
 37 |     public let reason: Reason
    |                `- warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 38 |     public let path: [CodingKey]
 39 |
[40/47] Compiling MetaSerialization KeyedDecodingContainer.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Coding Storage/CodingStorage.swift:37:16: warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 22 | public struct CodingStorageError: Error {
 23 |
 24 |     public enum Reason {
    |                 `- note: consider making enum 'Reason' conform to the 'Sendable' protocol
 25 |
 26 |         /// Thrown if there's already a value stored a the given path.
    :
 35 |     }
 36 |
 37 |     public let reason: Reason
    |                `- warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 38 |     public let path: [CodingKey]
 39 |
[41/47] Compiling MetaSerialization SingleValueDecodingContainer.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Coding Storage/CodingStorage.swift:37:16: warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 22 | public struct CodingStorageError: Error {
 23 |
 24 |     public enum Reason {
    |                 `- note: consider making enum 'Reason' conform to the 'Sendable' protocol
 25 |
 26 |         /// Thrown if there's already a value stored a the given path.
    :
 35 |     }
 36 |
 37 |     public let reason: Reason
    |                `- warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 38 |     public let path: [CodingKey]
 39 |
[42/47] Compiling MetaSerialization UnkeyedDecodingContainer.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Coding Storage/CodingStorage.swift:37:16: warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 22 | public struct CodingStorageError: Error {
 23 |
 24 |     public enum Reason {
    |                 `- note: consider making enum 'Reason' conform to the 'Sendable' protocol
 25 |
 26 |         /// Thrown if there's already a value stored a the given path.
    :
 35 |     }
 36 |
 37 |     public let reason: Reason
    |                `- warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 38 |     public let path: [CodingKey]
 39 |
[43/47] Emitting module MetaSerialization
/host/spi-builder-workspace/Sources/MetaSerialization/Coding Storage/CodingStorage.swift:37:16: warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 22 | public struct CodingStorageError: Error {
 23 |
 24 |     public enum Reason {
    |                 `- note: consider making enum 'Reason' conform to the 'Sendable' protocol
 25 |
 26 |         /// Thrown if there's already a value stored a the given path.
    :
 35 |     }
 36 |
 37 |     public let reason: Reason
    |                `- warning: stored property 'reason' of 'Sendable'-conforming struct 'CodingStorageError' has non-sendable type 'CodingStorageError.Reason'; this is an error in the Swift 6 language mode
 38 |     public let path: [CodingKey]
 39 |
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[44/47] Compiling MetaSerialization CodingKeys.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[45/47] Compiling MetaSerialization DirectlyCodable.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[46/47] Compiling MetaSerialization Foundation Primitive Codables.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
[47/47] Compiling MetaSerialization NilMarker.swift
/host/spi-builder-workspace/Sources/MetaSerialization/Supporting/NilMarker.swift:25:23: warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | /// Represents a nil value independantly of the Optionals generic Wrapped parameter.
23 | public struct NilMarker: DirectlyCodable {
   |               `- note: consider making struct 'NilMarker' conform to the 'Sendable' protocol
24 |
25 |     public static let instance: NilMarker = NilMarker()
   |                       |- warning: static property 'instance' is not concurrency-safe because non-'Sendable' type 'NilMarker' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'instance' 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
26 |
27 |     private init() {  }
Build complete! (49.10s)
Build complete.
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}
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Done.