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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 XMLCoder with Swift 6.0 for macOS (SPM).

Swift 6 data race errors: 6

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/CoreOffice/XMLCoder.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/CoreOffice/XMLCoder
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at efda1cc Update unit tests to newer Swift versions (#270)
Cloned https://github.com/CoreOffice/XMLCoder.git
Revision (git rev-parse @):
efda1cc8e0a97d198b6d16d53ff73751bd93f801
SPI manifest file found: $workDir/.spi.yml
SUCCESS checkout https://github.com/CoreOffice/XMLCoder.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $workDir
https://github.com/CoreOffice/XMLCoder.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a 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-6F35C1178C84523A.txt
[3/49] Emitting module XMLCoder
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:22:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
20 |     }
21 |
22 |     public func decode(_: Decimal.Type) throws -> Decimal {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(Decimal.Type) throws -> Decimal'
   |                 `- note: move 'decode' to another extension to silence this warning
23 |         return try unbox(try topContainer())
24 |     }
Swift.SingleValueDecodingContainer:14:10: note: requirement 'decode' declared here
12 |     func decode(_ type: Int64.Type) throws -> Int64
13 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
14 |     func decode(_ type: Int128.Type) throws -> Int128
   |          `- note: requirement 'decode' declared here
15 |     func decode(_ type: UInt.Type) throws -> UInt
16 |     func decode(_ type: UInt8.Type) throws -> UInt8
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:46:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
44 |     }
45 |
46 |     public func decode(_: String.Type) throws -> Date {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(String.Type) throws -> Date'
   |                 `- note: move 'decode' to another extension to silence this warning
47 |         return try unbox(try topContainer())
48 |     }
Swift.SingleValueDecodingContainer:21:10: note: requirement 'decode' declared here
19 |     func decode(_ type: UInt64.Type) throws -> UInt64
20 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
21 |     func decode(_ type: UInt128.Type) throws -> UInt128
   |          `- note: requirement 'decode' declared here
22 |     func decode<T>(_ type: T.Type) throws -> T where T : Decodable
23 | }
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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/XMLCoder/Encoder/XMLEncoder.swift:47:27: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |     /// A node's encoding type. Specifies how a node will be encoded.
 42 |     public enum NodeEncoding {
    |                 `- note: consider making enum 'NodeEncoding' conform to the 'Sendable' protocol
 43 |         case attribute
 44 |         case element
 45 |         case both
 46 |
 47 |         public static let `default`: NodeEncoding = .element
    |                           |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' 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
 48 |     }
 49 |
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:261:20: warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
259 |         }
260 |
261 |         static let defaultEncoder: XMLEncodingClosure = { codableType, _ in
    |                    |- warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'defaultEncoder' 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
262 |             guard let dynamicType = codableType as? DynamicNodeEncoding.Type else {
263 |                 return { _ in nil }
[4/54] Compiling XMLCoder NullBox.swift
[5/54] Compiling XMLCoder SharedBox.swift
[6/54] Compiling XMLCoder SingleKeyedBox.swift
[7/54] Compiling XMLCoder StringBox.swift
[8/54] Compiling XMLCoder UIntBox.swift
[9/54] Compiling XMLCoder Attribute.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[10/54] Compiling XMLCoder BoolBox.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[11/54] Compiling XMLCoder Box.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[12/54] Compiling XMLCoder ChoiceBox.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[13/54] Compiling XMLCoder DataBox.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[14/54] Compiling XMLCoder DateBox.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[15/54] Compiling XMLCoder URLBox.swift
[16/54] Compiling XMLCoder UnkeyedBox.swift
[17/54] Compiling XMLCoder ValueBox.swift
[18/54] Compiling XMLCoder Element.swift
[19/54] Compiling XMLCoder ElementAndAttribute.swift
[20/54] Compiling XMLCoder XMLEncoderImplementation.swift
[21/54] Compiling XMLCoder XMLEncodingStorage.swift
[22/54] Compiling XMLCoder XMLKeyedEncodingContainer.swift
[23/54] Compiling XMLCoder XMLReferencingEncoder.swift
[24/54] Compiling XMLCoder XMLUnkeyedEncodingContainer.swift
[25/54] Compiling XMLCoder XMLStackParser.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:22:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
20 |     }
21 |
22 |     public func decode(_: Decimal.Type) throws -> Decimal {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(Decimal.Type) throws -> Decimal'
   |                 `- note: move 'decode' to another extension to silence this warning
23 |         return try unbox(try topContainer())
24 |     }
Swift.SingleValueDecodingContainer:14:10: note: requirement 'decode' declared here
12 |     func decode(_ type: Int64.Type) throws -> Int64
13 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
14 |     func decode(_ type: Int128.Type) throws -> Int128
   |          `- note: requirement 'decode' declared here
15 |     func decode(_ type: UInt.Type) throws -> UInt
16 |     func decode(_ type: UInt8.Type) throws -> UInt8
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:46:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
44 |     }
45 |
46 |     public func decode(_: String.Type) throws -> Date {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(String.Type) throws -> Date'
   |                 `- note: move 'decode' to another extension to silence this warning
47 |         return try unbox(try topContainer())
48 |     }
Swift.SingleValueDecodingContainer:21:10: note: requirement 'decode' declared here
19 |     func decode(_ type: UInt64.Type) throws -> UInt64
20 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
21 |     func decode(_ type: UInt128.Type) throws -> UInt128
   |          `- note: requirement 'decode' declared here
22 |     func decode<T>(_ type: T.Type) throws -> T where T : Decodable
23 | }
[26/54] Compiling XMLCoder DecodingErrorExtension.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:22:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
20 |     }
21 |
22 |     public func decode(_: Decimal.Type) throws -> Decimal {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(Decimal.Type) throws -> Decimal'
   |                 `- note: move 'decode' to another extension to silence this warning
23 |         return try unbox(try topContainer())
24 |     }
Swift.SingleValueDecodingContainer:14:10: note: requirement 'decode' declared here
12 |     func decode(_ type: Int64.Type) throws -> Int64
13 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
14 |     func decode(_ type: Int128.Type) throws -> Int128
   |          `- note: requirement 'decode' declared here
15 |     func decode(_ type: UInt.Type) throws -> UInt
16 |     func decode(_ type: UInt8.Type) throws -> UInt8
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:46:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
44 |     }
45 |
46 |     public func decode(_: String.Type) throws -> Date {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(String.Type) throws -> Date'
   |                 `- note: move 'decode' to another extension to silence this warning
47 |         return try unbox(try topContainer())
48 |     }
Swift.SingleValueDecodingContainer:21:10: note: requirement 'decode' declared here
19 |     func decode(_ type: UInt64.Type) throws -> UInt64
20 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
21 |     func decode(_ type: UInt128.Type) throws -> UInt128
   |          `- note: requirement 'decode' declared here
22 |     func decode<T>(_ type: T.Type) throws -> T where T : Decodable
23 | }
[27/54] Compiling XMLCoder DynamicNodeDecoding.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:22:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
20 |     }
21 |
22 |     public func decode(_: Decimal.Type) throws -> Decimal {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(Decimal.Type) throws -> Decimal'
   |                 `- note: move 'decode' to another extension to silence this warning
23 |         return try unbox(try topContainer())
24 |     }
Swift.SingleValueDecodingContainer:14:10: note: requirement 'decode' declared here
12 |     func decode(_ type: Int64.Type) throws -> Int64
13 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
14 |     func decode(_ type: Int128.Type) throws -> Int128
   |          `- note: requirement 'decode' declared here
15 |     func decode(_ type: UInt.Type) throws -> UInt
16 |     func decode(_ type: UInt8.Type) throws -> UInt8
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:46:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
44 |     }
45 |
46 |     public func decode(_: String.Type) throws -> Date {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(String.Type) throws -> Date'
   |                 `- note: move 'decode' to another extension to silence this warning
47 |         return try unbox(try topContainer())
48 |     }
Swift.SingleValueDecodingContainer:21:10: note: requirement 'decode' declared here
19 |     func decode(_ type: UInt64.Type) throws -> UInt64
20 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
21 |     func decode(_ type: UInt128.Type) throws -> UInt128
   |          `- note: requirement 'decode' declared here
22 |     func decode<T>(_ type: T.Type) throws -> T where T : Decodable
23 | }
[28/54] Compiling XMLCoder SingleValueDecodingContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:22:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
20 |     }
21 |
22 |     public func decode(_: Decimal.Type) throws -> Decimal {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(Decimal.Type) throws -> Decimal'
   |                 `- note: move 'decode' to another extension to silence this warning
23 |         return try unbox(try topContainer())
24 |     }
Swift.SingleValueDecodingContainer:14:10: note: requirement 'decode' declared here
12 |     func decode(_ type: Int64.Type) throws -> Int64
13 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
14 |     func decode(_ type: Int128.Type) throws -> Int128
   |          `- note: requirement 'decode' declared here
15 |     func decode(_ type: UInt.Type) throws -> UInt
16 |     func decode(_ type: UInt8.Type) throws -> UInt8
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:46:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
44 |     }
45 |
46 |     public func decode(_: String.Type) throws -> Date {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(String.Type) throws -> Date'
   |                 `- note: move 'decode' to another extension to silence this warning
47 |         return try unbox(try topContainer())
48 |     }
Swift.SingleValueDecodingContainer:21:10: note: requirement 'decode' declared here
19 |     func decode(_ type: UInt64.Type) throws -> UInt64
20 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
21 |     func decode(_ type: UInt128.Type) throws -> UInt128
   |          `- note: requirement 'decode' declared here
22 |     func decode<T>(_ type: T.Type) throws -> T where T : Decodable
23 | }
[29/54] Compiling XMLCoder XMLChoiceDecodingContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:22:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
20 |     }
21 |
22 |     public func decode(_: Decimal.Type) throws -> Decimal {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(Decimal.Type) throws -> Decimal'
   |                 `- note: move 'decode' to another extension to silence this warning
23 |         return try unbox(try topContainer())
24 |     }
Swift.SingleValueDecodingContainer:14:10: note: requirement 'decode' declared here
12 |     func decode(_ type: Int64.Type) throws -> Int64
13 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
14 |     func decode(_ type: Int128.Type) throws -> Int128
   |          `- note: requirement 'decode' declared here
15 |     func decode(_ type: UInt.Type) throws -> UInt
16 |     func decode(_ type: UInt8.Type) throws -> UInt8
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Decoder/SingleValueDecodingContainer.swift:46:17: warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
44 |     }
45 |
46 |     public func decode(_: String.Type) throws -> Date {
   |                 |- warning: instance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'
   |                 |- note: candidate has non-matching type '(String.Type) throws -> Date'
   |                 `- note: move 'decode' to another extension to silence this warning
47 |         return try unbox(try topContainer())
48 |     }
Swift.SingleValueDecodingContainer:21:10: note: requirement 'decode' declared here
19 |     func decode(_ type: UInt64.Type) throws -> UInt64
20 |     @available(macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, *)
21 |     func decode(_ type: UInt128.Type) throws -> UInt128
   |          `- note: requirement 'decode' declared here
22 |     func decode<T>(_ type: T.Type) throws -> T where T : Decodable
23 | }
[30/54] Compiling XMLCoder XMLDecoder.swift
[31/54] Compiling XMLCoder XMLDecoderImplementation.swift
[32/54] Compiling XMLCoder XMLDecodingStorage.swift
[33/54] Compiling XMLCoder XMLKeyedDecodingContainer.swift
[34/54] Compiling XMLCoder XMLUnkeyedDecodingContainer.swift
[35/54] Compiling XMLCoder DecimalBox.swift
[36/54] Compiling XMLCoder DoubleBox.swift
[37/54] Compiling XMLCoder FloatBox.swift
[38/54] Compiling XMLCoder IntBox.swift
[39/54] Compiling XMLCoder KeyedBox.swift
[40/54] Compiling XMLCoder ISO8601DateFormatter.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[41/54] Compiling XMLCoder KeyedStorage.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[42/54] Compiling XMLCoder Metatypes.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[43/54] Compiling XMLCoder String+Extensions.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[44/54] Compiling XMLCoder Utils.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Auxiliaries/ISO8601DateFormatter.swift:17:5: warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
15 | /// we better not hit this code path on an older OS.
16 | @available(macOS 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *)
17 | var _iso8601Formatter: ISO8601DateFormatter = {
   |     |- warning: var '_iso8601Formatter' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert '_iso8601Formatter' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate '_iso8601Formatter' 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
18 |     let formatter = ISO8601DateFormatter()
19 |     formatter.formatOptions = .withInternetDateTime
[45/54] Compiling XMLCoder DynamicNodeEncoding.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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/XMLCoder/Encoder/XMLEncoder.swift:47:27: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |     /// A node's encoding type. Specifies how a node will be encoded.
 42 |     public enum NodeEncoding {
    |                 `- note: consider making enum 'NodeEncoding' conform to the 'Sendable' protocol
 43 |         case attribute
 44 |         case element
 45 |         case both
 46 |
 47 |         public static let `default`: NodeEncoding = .element
    |                           |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' 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
 48 |     }
 49 |
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:261:20: warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
259 |         }
260 |
261 |         static let defaultEncoder: XMLEncodingClosure = { codableType, _ in
    |                    |- warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'defaultEncoder' 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
262 |             guard let dynamicType = codableType as? DynamicNodeEncoding.Type else {
263 |                 return { _ in nil }
[46/54] Compiling XMLCoder EncodingErrorExtension.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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/XMLCoder/Encoder/XMLEncoder.swift:47:27: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |     /// A node's encoding type. Specifies how a node will be encoded.
 42 |     public enum NodeEncoding {
    |                 `- note: consider making enum 'NodeEncoding' conform to the 'Sendable' protocol
 43 |         case attribute
 44 |         case element
 45 |         case both
 46 |
 47 |         public static let `default`: NodeEncoding = .element
    |                           |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' 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
 48 |     }
 49 |
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:261:20: warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
259 |         }
260 |
261 |         static let defaultEncoder: XMLEncodingClosure = { codableType, _ in
    |                    |- warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'defaultEncoder' 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
262 |             guard let dynamicType = codableType as? DynamicNodeEncoding.Type else {
263 |                 return { _ in nil }
[47/54] Compiling XMLCoder SingleValueEncodingContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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/XMLCoder/Encoder/XMLEncoder.swift:47:27: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |     /// A node's encoding type. Specifies how a node will be encoded.
 42 |     public enum NodeEncoding {
    |                 `- note: consider making enum 'NodeEncoding' conform to the 'Sendable' protocol
 43 |         case attribute
 44 |         case element
 45 |         case both
 46 |
 47 |         public static let `default`: NodeEncoding = .element
    |                           |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' 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
 48 |     }
 49 |
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:261:20: warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
259 |         }
260 |
261 |         static let defaultEncoder: XMLEncodingClosure = { codableType, _ in
    |                    |- warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'defaultEncoder' 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
262 |             guard let dynamicType = codableType as? DynamicNodeEncoding.Type else {
263 |                 return { _ in nil }
[48/54] Compiling XMLCoder XMLChoiceEncodingContainer.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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/XMLCoder/Encoder/XMLEncoder.swift:47:27: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |     /// A node's encoding type. Specifies how a node will be encoded.
 42 |     public enum NodeEncoding {
    |                 `- note: consider making enum 'NodeEncoding' conform to the 'Sendable' protocol
 43 |         case attribute
 44 |         case element
 45 |         case both
 46 |
 47 |         public static let `default`: NodeEncoding = .element
    |                           |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' 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
 48 |     }
 49 |
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:261:20: warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
259 |         }
260 |
261 |         static let defaultEncoder: XMLEncodingClosure = { codableType, _ in
    |                    |- warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'defaultEncoder' 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
262 |             guard let dynamicType = codableType as? DynamicNodeEncoding.Type else {
263 |                 return { _ in nil }
[49/54] Compiling XMLCoder XMLEncoder.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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/XMLCoder/Encoder/XMLEncoder.swift:47:27: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |     /// A node's encoding type. Specifies how a node will be encoded.
 42 |     public enum NodeEncoding {
    |                 `- note: consider making enum 'NodeEncoding' conform to the 'Sendable' protocol
 43 |         case attribute
 44 |         case element
 45 |         case both
 46 |
 47 |         public static let `default`: NodeEncoding = .element
    |                           |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.NodeEncoding' 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
 48 |     }
 49 |
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:261:20: warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
259 |         }
260 |
261 |         static let defaultEncoder: XMLEncodingClosure = { codableType, _ in
    |                    |- warning: static property 'defaultEncoder' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.XMLEncodingClosure' (aka '(any Encodable.Type, any Encoder) -> (any CodingKey) -> Optional<XMLEncoder.NodeEncoding>') may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: annotate 'defaultEncoder' 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
262 |             guard let dynamicType = codableType as? DynamicNodeEncoding.Type else {
263 |                 return { _ in nil }
[50/54] Compiling XMLCoder XMLChoiceCodingKey.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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 |
[51/54] Compiling XMLCoder XMLCoderElement.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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 |
[52/54] Compiling XMLCoder XMLDocumentType.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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 |
[53/54] Compiling XMLCoder XMLHeader.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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 |
[54/54] Compiling XMLCoder XMLKey.swift
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:29:27: warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 27 |
 28 |         /// Produce XML with keys sorted in lexicographic order.
 29 |         public static let sortedKeys = OutputFormatting(rawValue: 1 << 1)
    |                           |- warning: static property 'sortedKeys' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'sortedKeys' 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
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:26:27: warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 24 |
 25 |         /// Produce human-readable XML with indented output.
 26 |         public static let prettyPrinted = OutputFormatting(rawValue: 1 << 0)
    |                           |- warning: static property 'prettyPrinted' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'prettyPrinted' 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 |         /// Produce XML with keys sorted in lexicographic order.
/Users/admin/builder/spi-builder-workspace/Sources/XMLCoder/Encoder/XMLEncoder.swift:32:27: warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
 14 |
 15 |     /// The formatting of the output XML data.
 16 |     public struct OutputFormatting: OptionSet {
    |                   `- note: consider making struct 'OutputFormatting' conform to the 'Sendable' protocol
 17 |         /// The format's default value.
 18 |         public let rawValue: UInt
    :
 30 |
 31 |         /// Produce XML with no short-hand annotation for empty elements, e.g., use `<p></p>` over `</p>`
 32 |         public static let noEmptyElements = OutputFormatting(rawValue: 1 << 2)
    |                           |- warning: static property 'noEmptyElements' is not concurrency-safe because non-'Sendable' type 'XMLEncoder.OutputFormatting' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'noEmptyElements' 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 |
Build complete! (23.59s)
Build complete.
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        "Auxiliaries/ISO8601DateFormatter.swift",
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        "Auxiliaries/Utils.swift",
        "Auxiliaries/XMLChoiceCodingKey.swift",
        "Auxiliaries/XMLCoderElement.swift",
        "Auxiliaries/XMLDocumentType.swift",
        "Auxiliaries/XMLHeader.swift",
        "Auxiliaries/XMLKey.swift",
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        "Decoder/XMLChoiceDecodingContainer.swift",
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        "Decoder/XMLDecodingStorage.swift",
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        "Encoder/EncodingErrorExtension.swift",
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        "Encoder/XMLChoiceEncodingContainer.swift",
        "Encoder/XMLEncoder.swift",
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}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.