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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 swift-png, reference 4.4.7 (e677ba), with Swift 6.0 for Linux on 16 Nov 2024 00:40:16 UTC.

Swift 6 data race errors: 30

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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 2>&1

Build Log

    |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
168 |         /// The `tIME` chunk type.
169 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:114:13: warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
112 |         /// The numerical type code for this type identifier is `0x49454e44`.
113 |         public static
114 |         let IEND:Self = .init(unchecked: 0x49_45_4e_44)
    |             |- warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IEND' 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
115 |
116 |         /// The `cHRM` chunk type.
[212/272] Compiling PNG PNG.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
[213/272] Compiling PNG PNG.Background.Case.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
[214/272] Compiling PNG PNG.Background.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
[215/272] Compiling PNG PNG.Chromaticity.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
[216/272] Compiling PNG PNG.ColorProfile.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
[217/272] Compiling PNG PNG.ColorRendering.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
[218/272] Compiling PNG PNG.BytestreamDestination.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:94:13: warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 92 |         /// The numerical type code for this type identifier is `0x43674249`.
 93 |         public static
 94 |         let CgBI:Self = .init(unchecked: 0x43_67_42_49)
    |             |- warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'CgBI' 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
 95 |         /// The `IHDR` chunk type.
 96 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:99:13: warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 97 |         /// The numerical type code for this type identifier is `0x49484452`.
 98 |         public static
 99 |         let IHDR:Self = .init(unchecked: 0x49_48_44_52)
    |             |- warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IHDR' 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
100 |         /// The `PLTE` chunk type.
101 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:109:13: warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
107 |         /// The numerical type code for this type identifier is `0x49444154`.
108 |         public static
109 |         let IDAT:Self = .init(unchecked: 0x49_44_41_54)
    |             |- warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IDAT' 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
110 |         /// The `IEND` chunk type.
111 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:114:13: warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
112 |         /// The numerical type code for this type identifier is `0x49454e44`.
113 |         public static
114 |         let IEND:Self = .init(unchecked: 0x49_45_4e_44)
    |             |- warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IEND' 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
115 |
116 |         /// The `cHRM` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:125:13: warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
123 |         /// The numerical type code for this type identifier is `0x67414d41`.
124 |         public static
125 |         let gAMA:Self = .init(unchecked: 0x67_41_4d_41)
    |             |- warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'gAMA' 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
126 |         /// The `iCCP` chunk type.
127 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:135:13: warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
133 |         /// The numerical type code for this type identifier is `0x73424954`.
134 |         public static
135 |         let sBIT:Self = .init(unchecked: 0x73_42_49_54)
    |             |- warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sBIT' 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
136 |         /// The `sRGB` chunk type.
137 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:150:13: warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
148 |         /// The numerical type code for this type identifier is `0x68495354`.
149 |         public static
150 |         let hIST:Self = .init(unchecked: 0x68_49_53_54)
    |             |- warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'hIST' 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
151 |         /// The `tRNS` chunk type.
152 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:155:13: warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
153 |         /// The numerical type code for this type identifier is `0x74524e53`.
154 |         public static
155 |         let tRNS:Self = .init(unchecked: 0x74_52_4e_53)
    |             |- warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tRNS' 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
156 |
157 |         /// The `pHYs` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:161:13: warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
159 |         /// The numerical type code for this type identifier is `0x70485973`.
160 |         public static
161 |         let pHYs:Self = .init(unchecked: 0x70_48_59_73)
    |             |- warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'pHYs' 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
162 |
163 |         /// The `sPLT` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:167:13: warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
165 |         /// The numerical type code for this type identifier is `0x73504c54`.
166 |         public static
167 |         let sPLT:Self = .init(unchecked: 0x73_50_4c_54)
    |             |- warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sPLT' 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
168 |         /// The `tIME` chunk type.
169 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:172:13: warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
170 |         /// The numerical type code for this type identifier is `0x74494d45`.
171 |         public static
172 |         let tIME:Self = .init(unchecked: 0x74_49_4d_45)
    |             |- warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tIME' 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
173 |
174 |         /// The `iTXt` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:178:13: warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
176 |         /// The numerical type code for this type identifier is `0x69545874`.
177 |         public static
178 |         let iTXt:Self = .init(unchecked: 0x69_54_58_74)
    |             |- warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iTXt' 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
179 |         /// The `tEXt` chunk type.
180 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:183:13: warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
181 |         /// The numerical type code for this type identifier is `0x74455874`.
182 |         public static
183 |         let tEXt:Self = .init(unchecked: 0x74_45_58_74)
    |             |- warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tEXt' 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
184 |         /// The `zTXt` chunk type.
185 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:188:13: warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
186 |         /// The numerical type code for this type identifier is `0x7a545874`.
187 |         public static
188 |         let zTXt:Self = .init(unchecked: 0x7a_54_58_74)
    |             |- warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'zTXt' 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
189 |     }
190 | }
[219/272] Compiling PNG PNG.BytestreamSource.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:94:13: warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 92 |         /// The numerical type code for this type identifier is `0x43674249`.
 93 |         public static
 94 |         let CgBI:Self = .init(unchecked: 0x43_67_42_49)
    |             |- warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'CgBI' 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
 95 |         /// The `IHDR` chunk type.
 96 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:99:13: warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 97 |         /// The numerical type code for this type identifier is `0x49484452`.
 98 |         public static
 99 |         let IHDR:Self = .init(unchecked: 0x49_48_44_52)
    |             |- warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IHDR' 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
100 |         /// The `PLTE` chunk type.
101 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:109:13: warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
107 |         /// The numerical type code for this type identifier is `0x49444154`.
108 |         public static
109 |         let IDAT:Self = .init(unchecked: 0x49_44_41_54)
    |             |- warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IDAT' 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
110 |         /// The `IEND` chunk type.
111 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:114:13: warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
112 |         /// The numerical type code for this type identifier is `0x49454e44`.
113 |         public static
114 |         let IEND:Self = .init(unchecked: 0x49_45_4e_44)
    |             |- warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IEND' 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
115 |
116 |         /// The `cHRM` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:125:13: warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
123 |         /// The numerical type code for this type identifier is `0x67414d41`.
124 |         public static
125 |         let gAMA:Self = .init(unchecked: 0x67_41_4d_41)
    |             |- warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'gAMA' 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
126 |         /// The `iCCP` chunk type.
127 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:135:13: warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
133 |         /// The numerical type code for this type identifier is `0x73424954`.
134 |         public static
135 |         let sBIT:Self = .init(unchecked: 0x73_42_49_54)
    |             |- warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sBIT' 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
136 |         /// The `sRGB` chunk type.
137 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:150:13: warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
148 |         /// The numerical type code for this type identifier is `0x68495354`.
149 |         public static
150 |         let hIST:Self = .init(unchecked: 0x68_49_53_54)
    |             |- warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'hIST' 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
151 |         /// The `tRNS` chunk type.
152 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:155:13: warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
153 |         /// The numerical type code for this type identifier is `0x74524e53`.
154 |         public static
155 |         let tRNS:Self = .init(unchecked: 0x74_52_4e_53)
    |             |- warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tRNS' 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
156 |
157 |         /// The `pHYs` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:161:13: warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
159 |         /// The numerical type code for this type identifier is `0x70485973`.
160 |         public static
161 |         let pHYs:Self = .init(unchecked: 0x70_48_59_73)
    |             |- warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'pHYs' 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
162 |
163 |         /// The `sPLT` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:167:13: warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
165 |         /// The numerical type code for this type identifier is `0x73504c54`.
166 |         public static
167 |         let sPLT:Self = .init(unchecked: 0x73_50_4c_54)
    |             |- warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sPLT' 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
168 |         /// The `tIME` chunk type.
169 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:172:13: warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
170 |         /// The numerical type code for this type identifier is `0x74494d45`.
171 |         public static
172 |         let tIME:Self = .init(unchecked: 0x74_49_4d_45)
    |             |- warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tIME' 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
173 |
174 |         /// The `iTXt` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:178:13: warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
176 |         /// The numerical type code for this type identifier is `0x69545874`.
177 |         public static
178 |         let iTXt:Self = .init(unchecked: 0x69_54_58_74)
    |             |- warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iTXt' 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
179 |         /// The `tEXt` chunk type.
180 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:183:13: warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
181 |         /// The numerical type code for this type identifier is `0x74455874`.
182 |         public static
183 |         let tEXt:Self = .init(unchecked: 0x74_45_58_74)
    |             |- warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tEXt' 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
184 |         /// The `zTXt` chunk type.
185 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:188:13: warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
186 |         /// The numerical type code for this type identifier is `0x7a545874`.
187 |         public static
188 |         let zTXt:Self = .init(unchecked: 0x7a_54_58_74)
    |             |- warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'zTXt' 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
189 |     }
190 | }
[220/272] Compiling PNG PNG.Chunk.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:94:13: warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 92 |         /// The numerical type code for this type identifier is `0x43674249`.
 93 |         public static
 94 |         let CgBI:Self = .init(unchecked: 0x43_67_42_49)
    |             |- warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'CgBI' 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
 95 |         /// The `IHDR` chunk type.
 96 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:99:13: warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 97 |         /// The numerical type code for this type identifier is `0x49484452`.
 98 |         public static
 99 |         let IHDR:Self = .init(unchecked: 0x49_48_44_52)
    |             |- warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IHDR' 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
100 |         /// The `PLTE` chunk type.
101 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:109:13: warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
107 |         /// The numerical type code for this type identifier is `0x49444154`.
108 |         public static
109 |         let IDAT:Self = .init(unchecked: 0x49_44_41_54)
    |             |- warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IDAT' 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
110 |         /// The `IEND` chunk type.
111 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:114:13: warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
112 |         /// The numerical type code for this type identifier is `0x49454e44`.
113 |         public static
114 |         let IEND:Self = .init(unchecked: 0x49_45_4e_44)
    |             |- warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IEND' 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
115 |
116 |         /// The `cHRM` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:125:13: warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
123 |         /// The numerical type code for this type identifier is `0x67414d41`.
124 |         public static
125 |         let gAMA:Self = .init(unchecked: 0x67_41_4d_41)
    |             |- warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'gAMA' 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
126 |         /// The `iCCP` chunk type.
127 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:135:13: warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
133 |         /// The numerical type code for this type identifier is `0x73424954`.
134 |         public static
135 |         let sBIT:Self = .init(unchecked: 0x73_42_49_54)
    |             |- warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sBIT' 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
136 |         /// The `sRGB` chunk type.
137 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:150:13: warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
148 |         /// The numerical type code for this type identifier is `0x68495354`.
149 |         public static
150 |         let hIST:Self = .init(unchecked: 0x68_49_53_54)
    |             |- warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'hIST' 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
151 |         /// The `tRNS` chunk type.
152 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:155:13: warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
153 |         /// The numerical type code for this type identifier is `0x74524e53`.
154 |         public static
155 |         let tRNS:Self = .init(unchecked: 0x74_52_4e_53)
    |             |- warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tRNS' 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
156 |
157 |         /// The `pHYs` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:161:13: warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
159 |         /// The numerical type code for this type identifier is `0x70485973`.
160 |         public static
161 |         let pHYs:Self = .init(unchecked: 0x70_48_59_73)
    |             |- warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'pHYs' 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
162 |
163 |         /// The `sPLT` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:167:13: warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
165 |         /// The numerical type code for this type identifier is `0x73504c54`.
166 |         public static
167 |         let sPLT:Self = .init(unchecked: 0x73_50_4c_54)
    |             |- warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sPLT' 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
168 |         /// The `tIME` chunk type.
169 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:172:13: warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
170 |         /// The numerical type code for this type identifier is `0x74494d45`.
171 |         public static
172 |         let tIME:Self = .init(unchecked: 0x74_49_4d_45)
    |             |- warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tIME' 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
173 |
174 |         /// The `iTXt` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:178:13: warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
176 |         /// The numerical type code for this type identifier is `0x69545874`.
177 |         public static
178 |         let iTXt:Self = .init(unchecked: 0x69_54_58_74)
    |             |- warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iTXt' 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
179 |         /// The `tEXt` chunk type.
180 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:183:13: warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
181 |         /// The numerical type code for this type identifier is `0x74455874`.
182 |         public static
183 |         let tEXt:Self = .init(unchecked: 0x74_45_58_74)
    |             |- warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tEXt' 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
184 |         /// The `zTXt` chunk type.
185 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:188:13: warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
186 |         /// The numerical type code for this type identifier is `0x7a545874`.
187 |         public static
188 |         let zTXt:Self = .init(unchecked: 0x7a_54_58_74)
    |             |- warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'zTXt' 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
189 |     }
190 | }
[221/272] Compiling PNG PNG.LexingError.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:94:13: warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 92 |         /// The numerical type code for this type identifier is `0x43674249`.
 93 |         public static
 94 |         let CgBI:Self = .init(unchecked: 0x43_67_42_49)
    |             |- warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'CgBI' 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
 95 |         /// The `IHDR` chunk type.
 96 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:99:13: warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 97 |         /// The numerical type code for this type identifier is `0x49484452`.
 98 |         public static
 99 |         let IHDR:Self = .init(unchecked: 0x49_48_44_52)
    |             |- warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IHDR' 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
100 |         /// The `PLTE` chunk type.
101 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:109:13: warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
107 |         /// The numerical type code for this type identifier is `0x49444154`.
108 |         public static
109 |         let IDAT:Self = .init(unchecked: 0x49_44_41_54)
    |             |- warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IDAT' 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
110 |         /// The `IEND` chunk type.
111 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:114:13: warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
112 |         /// The numerical type code for this type identifier is `0x49454e44`.
113 |         public static
114 |         let IEND:Self = .init(unchecked: 0x49_45_4e_44)
    |             |- warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IEND' 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
115 |
116 |         /// The `cHRM` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:125:13: warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
123 |         /// The numerical type code for this type identifier is `0x67414d41`.
124 |         public static
125 |         let gAMA:Self = .init(unchecked: 0x67_41_4d_41)
    |             |- warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'gAMA' 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
126 |         /// The `iCCP` chunk type.
127 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:135:13: warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
133 |         /// The numerical type code for this type identifier is `0x73424954`.
134 |         public static
135 |         let sBIT:Self = .init(unchecked: 0x73_42_49_54)
    |             |- warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sBIT' 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
136 |         /// The `sRGB` chunk type.
137 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:150:13: warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
148 |         /// The numerical type code for this type identifier is `0x68495354`.
149 |         public static
150 |         let hIST:Self = .init(unchecked: 0x68_49_53_54)
    |             |- warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'hIST' 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
151 |         /// The `tRNS` chunk type.
152 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:155:13: warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
153 |         /// The numerical type code for this type identifier is `0x74524e53`.
154 |         public static
155 |         let tRNS:Self = .init(unchecked: 0x74_52_4e_53)
    |             |- warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tRNS' 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
156 |
157 |         /// The `pHYs` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:161:13: warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
159 |         /// The numerical type code for this type identifier is `0x70485973`.
160 |         public static
161 |         let pHYs:Self = .init(unchecked: 0x70_48_59_73)
    |             |- warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'pHYs' 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
162 |
163 |         /// The `sPLT` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:167:13: warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
165 |         /// The numerical type code for this type identifier is `0x73504c54`.
166 |         public static
167 |         let sPLT:Self = .init(unchecked: 0x73_50_4c_54)
    |             |- warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sPLT' 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
168 |         /// The `tIME` chunk type.
169 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:172:13: warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
170 |         /// The numerical type code for this type identifier is `0x74494d45`.
171 |         public static
172 |         let tIME:Self = .init(unchecked: 0x74_49_4d_45)
    |             |- warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tIME' 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
173 |
174 |         /// The `iTXt` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:178:13: warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
176 |         /// The numerical type code for this type identifier is `0x69545874`.
177 |         public static
178 |         let iTXt:Self = .init(unchecked: 0x69_54_58_74)
    |             |- warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iTXt' 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
179 |         /// The `tEXt` chunk type.
180 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:183:13: warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
181 |         /// The numerical type code for this type identifier is `0x74455874`.
182 |         public static
183 |         let tEXt:Self = .init(unchecked: 0x74_45_58_74)
    |             |- warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tEXt' 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
184 |         /// The `zTXt` chunk type.
185 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:188:13: warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
186 |         /// The numerical type code for this type identifier is `0x7a545874`.
187 |         public static
188 |         let zTXt:Self = .init(unchecked: 0x7a_54_58_74)
    |             |- warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'zTXt' 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
189 |     }
190 | }
[222/272] Compiling PNG PNG.Error.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:94:13: warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 92 |         /// The numerical type code for this type identifier is `0x43674249`.
 93 |         public static
 94 |         let CgBI:Self = .init(unchecked: 0x43_67_42_49)
    |             |- warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'CgBI' 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
 95 |         /// The `IHDR` chunk type.
 96 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:99:13: warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 97 |         /// The numerical type code for this type identifier is `0x49484452`.
 98 |         public static
 99 |         let IHDR:Self = .init(unchecked: 0x49_48_44_52)
    |             |- warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IHDR' 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
100 |         /// The `PLTE` chunk type.
101 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:109:13: warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
107 |         /// The numerical type code for this type identifier is `0x49444154`.
108 |         public static
109 |         let IDAT:Self = .init(unchecked: 0x49_44_41_54)
    |             |- warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IDAT' 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
110 |         /// The `IEND` chunk type.
111 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:114:13: warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
112 |         /// The numerical type code for this type identifier is `0x49454e44`.
113 |         public static
114 |         let IEND:Self = .init(unchecked: 0x49_45_4e_44)
    |             |- warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IEND' 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
115 |
116 |         /// The `cHRM` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:125:13: warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
123 |         /// The numerical type code for this type identifier is `0x67414d41`.
124 |         public static
125 |         let gAMA:Self = .init(unchecked: 0x67_41_4d_41)
    |             |- warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'gAMA' 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
126 |         /// The `iCCP` chunk type.
127 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:135:13: warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
133 |         /// The numerical type code for this type identifier is `0x73424954`.
134 |         public static
135 |         let sBIT:Self = .init(unchecked: 0x73_42_49_54)
    |             |- warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sBIT' 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
136 |         /// The `sRGB` chunk type.
137 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:150:13: warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
148 |         /// The numerical type code for this type identifier is `0x68495354`.
149 |         public static
150 |         let hIST:Self = .init(unchecked: 0x68_49_53_54)
    |             |- warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'hIST' 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
151 |         /// The `tRNS` chunk type.
152 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:155:13: warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
153 |         /// The numerical type code for this type identifier is `0x74524e53`.
154 |         public static
155 |         let tRNS:Self = .init(unchecked: 0x74_52_4e_53)
    |             |- warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tRNS' 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
156 |
157 |         /// The `pHYs` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:161:13: warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
159 |         /// The numerical type code for this type identifier is `0x70485973`.
160 |         public static
161 |         let pHYs:Self = .init(unchecked: 0x70_48_59_73)
    |             |- warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'pHYs' 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
162 |
163 |         /// The `sPLT` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:167:13: warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
165 |         /// The numerical type code for this type identifier is `0x73504c54`.
166 |         public static
167 |         let sPLT:Self = .init(unchecked: 0x73_50_4c_54)
    |             |- warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sPLT' 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
168 |         /// The `tIME` chunk type.
169 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:172:13: warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
170 |         /// The numerical type code for this type identifier is `0x74494d45`.
171 |         public static
172 |         let tIME:Self = .init(unchecked: 0x74_49_4d_45)
    |             |- warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tIME' 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
173 |
174 |         /// The `iTXt` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:178:13: warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
176 |         /// The numerical type code for this type identifier is `0x69545874`.
177 |         public static
178 |         let iTXt:Self = .init(unchecked: 0x69_54_58_74)
    |             |- warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iTXt' 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
179 |         /// The `tEXt` chunk type.
180 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:183:13: warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
181 |         /// The numerical type code for this type identifier is `0x74455874`.
182 |         public static
183 |         let tEXt:Self = .init(unchecked: 0x74_45_58_74)
    |             |- warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tEXt' 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
184 |         /// The `zTXt` chunk type.
185 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:188:13: warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
186 |         /// The numerical type code for this type identifier is `0x7a545874`.
187 |         public static
188 |         let zTXt:Self = .init(unchecked: 0x7a_54_58_74)
    |             |- warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'zTXt' 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
189 |     }
190 | }
[223/272] Compiling PNG PNG.Image.swift
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:94:13: warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 92 |         /// The numerical type code for this type identifier is `0x43674249`.
 93 |         public static
 94 |         let CgBI:Self = .init(unchecked: 0x43_67_42_49)
    |             |- warning: static property 'CgBI' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'CgBI' 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
 95 |         /// The `IHDR` chunk type.
 96 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:99:13: warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
 97 |         /// The numerical type code for this type identifier is `0x49484452`.
 98 |         public static
 99 |         let IHDR:Self = .init(unchecked: 0x49_48_44_52)
    |             |- warning: static property 'IHDR' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IHDR' 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
100 |         /// The `PLTE` chunk type.
101 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:104:13: warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
102 |         /// The numerical type code for this type identifier is `0x504c5445`.
103 |         public static
104 |         let PLTE:Self = .init(unchecked: 0x50_4c_54_45)
    |             |- warning: static property 'PLTE' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'PLTE' 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
105 |         /// The `IDAT` chunk type.
106 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:109:13: warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
107 |         /// The numerical type code for this type identifier is `0x49444154`.
108 |         public static
109 |         let IDAT:Self = .init(unchecked: 0x49_44_41_54)
    |             |- warning: static property 'IDAT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IDAT' 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
110 |         /// The `IEND` chunk type.
111 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:114:13: warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
112 |         /// The numerical type code for this type identifier is `0x49454e44`.
113 |         public static
114 |         let IEND:Self = .init(unchecked: 0x49_45_4e_44)
    |             |- warning: static property 'IEND' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'IEND' 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
115 |
116 |         /// The `cHRM` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:120:13: warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
118 |         /// The numerical type code for this type identifier is `0x6348524d`.
119 |         public static
120 |         let cHRM:Self = .init(unchecked: 0x63_48_52_4d)
    |             |- warning: static property 'cHRM' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'cHRM' 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
121 |         /// The `gAMA` chunk type.
122 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:125:13: warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
123 |         /// The numerical type code for this type identifier is `0x67414d41`.
124 |         public static
125 |         let gAMA:Self = .init(unchecked: 0x67_41_4d_41)
    |             |- warning: static property 'gAMA' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'gAMA' 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
126 |         /// The `iCCP` chunk type.
127 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:130:13: warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
128 |         /// The numerical type code for this type identifier is `0x69434350`.
129 |         public static
130 |         let iCCP:Self = .init(unchecked: 0x69_43_43_50)
    |             |- warning: static property 'iCCP' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iCCP' 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
131 |         /// The `sBIT` chunk type.
132 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:135:13: warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
133 |         /// The numerical type code for this type identifier is `0x73424954`.
134 |         public static
135 |         let sBIT:Self = .init(unchecked: 0x73_42_49_54)
    |             |- warning: static property 'sBIT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sBIT' 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
136 |         /// The `sRGB` chunk type.
137 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:140:13: warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
138 |         /// The numerical type code for this type identifier is `0x73524742`.
139 |         public static
140 |         let sRGB:Self = .init(unchecked: 0x73_52_47_42)
    |             |- warning: static property 'sRGB' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sRGB' 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
141 |         /// The `bKGD` chunk type.
142 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:145:13: warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
143 |         /// The numerical type code for this type identifier is `0x624b4744`.
144 |         public static
145 |         let bKGD:Self = .init(unchecked: 0x62_4b_47_44)
    |             |- warning: static property 'bKGD' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'bKGD' 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
146 |         /// The `hIST` chunk type.
147 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:150:13: warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
148 |         /// The numerical type code for this type identifier is `0x68495354`.
149 |         public static
150 |         let hIST:Self = .init(unchecked: 0x68_49_53_54)
    |             |- warning: static property 'hIST' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'hIST' 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
151 |         /// The `tRNS` chunk type.
152 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:155:13: warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
153 |         /// The numerical type code for this type identifier is `0x74524e53`.
154 |         public static
155 |         let tRNS:Self = .init(unchecked: 0x74_52_4e_53)
    |             |- warning: static property 'tRNS' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tRNS' 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
156 |
157 |         /// The `pHYs` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:161:13: warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
159 |         /// The numerical type code for this type identifier is `0x70485973`.
160 |         public static
161 |         let pHYs:Self = .init(unchecked: 0x70_48_59_73)
    |             |- warning: static property 'pHYs' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'pHYs' 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
162 |
163 |         /// The `sPLT` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:167:13: warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
165 |         /// The numerical type code for this type identifier is `0x73504c54`.
166 |         public static
167 |         let sPLT:Self = .init(unchecked: 0x73_50_4c_54)
    |             |- warning: static property 'sPLT' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'sPLT' 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
168 |         /// The `tIME` chunk type.
169 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:172:13: warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
170 |         /// The numerical type code for this type identifier is `0x74494d45`.
171 |         public static
172 |         let tIME:Self = .init(unchecked: 0x74_49_4d_45)
    |             |- warning: static property 'tIME' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tIME' 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
173 |
174 |         /// The `iTXt` chunk type.
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:178:13: warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
176 |         /// The numerical type code for this type identifier is `0x69545874`.
177 |         public static
178 |         let iTXt:Self = .init(unchecked: 0x69_54_58_74)
    |             |- warning: static property 'iTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'iTXt' 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
179 |         /// The `tEXt` chunk type.
180 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:183:13: warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
181 |         /// The numerical type code for this type identifier is `0x74455874`.
182 |         public static
183 |         let tEXt:Self = .init(unchecked: 0x74_45_58_74)
    |             |- warning: static property 'tEXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'tEXt' 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
184 |         /// The `zTXt` chunk type.
185 |         ///
/host/spi-builder-workspace/Sources/PNG/Lexing/PNG.Chunk.swift:188:13: warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
  3 |     /// A chunk type identifier.
  4 |     public
  5 |     struct Chunk:Hashable, Equatable, CustomStringConvertible
    |            `- note: consider making struct 'Chunk' conform to the 'Sendable' protocol
  6 |     {
  7 |         /// The chunk type code.
    :
186 |         /// The numerical type code for this type identifier is `0x7a545874`.
187 |         public static
188 |         let zTXt:Self = .init(unchecked: 0x7a_54_58_74)
    |             |- warning: static property 'zTXt' is not concurrency-safe because non-'Sendable' type 'PNG.Chunk' may have shared mutable state; this is an error in the Swift 6 language mode
    |             |- note: annotate 'zTXt' 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
189 |     }
190 | }
[224/273] Wrapping AST for PNG for debugging
[226/294] Emitting module PNGDecompressionBenchmarks
[227/294] Compiling PNGIntegrationTests String.swift
[228/294] Compiling PNGTests Main.swift
[229/294] Emitting module iPhoneOptimized
[230/294] Compiling iPhoneOptimized iPhoneOptimized.swift
[231/295] Emitting module PNGInspection
/host/spi-builder-workspace/Sources/PNGInspection/PNG.Metadata (ext).swift:3:1: warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.Metadata:CustomStringConvertible
   | |- warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 | {
 5 |     public
/host/spi-builder-workspace/Sources/PNGInspection/PNG.SuggestedPalette (ext).swift:3:1: warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.SuggestedPalette:CustomStringConvertible
   | |- warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 | {
 5 |     public
/host/spi-builder-workspace/Sources/PNGInspection/String (ext).swift:4:9: warning: static property 'bold' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  2 | {
  3 |     static
  4 |     var bold:Self   = "\u{1B}[1m"
    |         |- warning: static property 'bold' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |         |- note: convert 'bold' to a 'let' constant to make 'Sendable' shared state immutable
    |         |- note: annotate 'bold' 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
  5 |     static
  6 |     var reset:Self  = "\u{1B}[0m"
/host/spi-builder-workspace/Sources/PNGInspection/String (ext).swift:6:9: warning: static property 'reset' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  4 |     var bold:Self   = "\u{1B}[1m"
  5 |     static
  6 |     var reset:Self  = "\u{1B}[0m"
    |         |- warning: static property 'reset' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |         |- note: convert 'reset' to a 'let' constant to make 'Sendable' shared state immutable
    |         |- note: annotate 'reset' with '@MainActor' if property should only be accessed from the main actor
    |         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  7 |
  8 |     static
[232/295] Compiling PNGInspection PNG.Metadata (ext).swift
/host/spi-builder-workspace/Sources/PNGInspection/PNG.Metadata (ext).swift:3:1: warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.Metadata:CustomStringConvertible
   | |- warning: extension declares a conformance of imported type 'Metadata' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 | {
 5 |     public
[233/295] Emitting module StreamingZlib
[234/295] Compiling StreamingZlib StreamingZlib.swift
[235/296] Emitting module StreamingGzip
[236/296] Compiling StreamingGzip StreamingGzip.swift
[238/297] Compiling PNGTests Main.Filtering.swift
[239/297] Compiling PNGTests Main.Premultiplication.swift
[240/297] Emitting module PNGTests
[241/298] Emitting module PNGCompressionTests
[242/298] Compiling PNGCompressionTests Main.swift
[243/298] Compiling PNGDecompressionBenchmarks Main.swift
[249/308] Emitting module PNGIntegrationTests
[250/308] Compiling PNGIntegrationTests Main.swift
[252/313] Emitting module PNGCompressionBenchmarks
[253/313] Compiling PNGCompressionBenchmarks Main.swift
[254/314] Emitting module Indexing
[255/314] Emitting module ImagesInMemory
[256/314] Compiling ImagesInMemory ImagesInMemory.swift
[258/315] Emitting module ImageMetadata
[259/315] Compiling ImageMetadata ImageMetadata.swift
[260/315] Emitting module OnlineDecoding
[261/315] Compiling OnlineDecoding OnlineDecoding.swift
[263/319] Compiling Indexing Indexing.swift
[266/322] Compiling BasicGzip BasicGzip.swift
[267/323] Emitting module BasicGzip
[268/325] Wrapping AST for iPhoneOptimized for debugging
[269/325] Write Objects.LinkFileList
[271/325] Wrapping AST for StreamingZlib for debugging
[272/325] Write Objects.LinkFileList
[274/325] Compiling PNGInspection PNG.SuggestedPalette (ext).swift
/host/spi-builder-workspace/Sources/PNGInspection/PNG.SuggestedPalette (ext).swift:3:1: warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
 1 | import PNG
 2 |
 3 | extension PNG.SuggestedPalette:CustomStringConvertible
   | |- warning: extension declares a conformance of imported type 'SuggestedPalette' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'PNG' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
 4 | {
 5 |     public
[275/325] Compiling PNGInspection String (ext).swift
/host/spi-builder-workspace/Sources/PNGInspection/String (ext).swift:4:9: warning: static property 'bold' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  2 | {
  3 |     static
  4 |     var bold:Self   = "\u{1B}[1m"
    |         |- warning: static property 'bold' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |         |- note: convert 'bold' to a 'let' constant to make 'Sendable' shared state immutable
    |         |- note: annotate 'bold' 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
  5 |     static
  6 |     var reset:Self  = "\u{1B}[0m"
/host/spi-builder-workspace/Sources/PNGInspection/String (ext).swift:6:9: warning: static property 'reset' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  4 |     var bold:Self   = "\u{1B}[1m"
  5 |     static
  6 |     var reset:Self  = "\u{1B}[0m"
    |         |- warning: static property 'reset' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |         |- note: convert 'reset' to a 'let' constant to make 'Sendable' shared state immutable
    |         |- note: annotate 'reset' with '@MainActor' if property should only be accessed from the main actor
    |         `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  7 |
  8 |     static
[276/326] Compiling BasicDecoding BasicDecoding.swift
[276/326] Wrapping AST for PNGTests for debugging
[276/326] Wrapping AST for StreamingGzip for debugging
[278/326] Write Objects.LinkFileList
[282/326] Emitting module BasicDecoding
[282/327] Wrapping AST for PNGIntegrationTests for debugging
[284/327] Write Objects.LinkFileList
[286/327] Emitting module BasicEncoding
[287/327] Compiling BasicEncoding BasicEncoding.swift
[287/327] Wrapping AST for PNGDecompressionBenchmarks for debugging
[288/328] Linking iPhoneOptimized
[289/328] Write Objects.LinkFileList
[290/328] Wrapping AST for PNGCompressionTests for debugging
[290/328] Linking StreamingZlib
[293/328] Write Objects.LinkFileList
[294/328] Wrapping AST for PNGCompressionBenchmarks for debugging
[295/328] Wrapping AST for OnlineDecoding for debugging
[296/328] Write Objects.LinkFileList
[297/328] Linking StreamingGzip
[298/328] Write Objects.LinkFileList
[299/328] Wrapping AST for Indexing for debugging
[300/328] Linking PNGTests
[301/328] Write Objects.LinkFileList
[302/328] Wrapping AST for ImagesInMemory for debugging
[304/328] Emitting module CustomColor
[305/328] Compiling CustomColor CustomColor.swift
[305/328] Wrapping AST for ImageMetadata for debugging
[306/328] Write Objects.LinkFileList
[308/329] Linking PNGIntegrationTests
[309/329] Linking decompression-benchmark
[311/329] Linking compression-benchmark
[312/329] Linking PNGCompressionTests
[313/329] Wrapping AST for BasicGzip for debugging
[314/329] Write Objects.LinkFileList
[315/329] Linking OnlineDecoding
[316/329] Wrapping AST for BasicEncoding for debugging
[317/329] Write Objects.LinkFileList
[318/329] Wrapping AST for BasicDecoding for debugging
[319/329] Write Objects.LinkFileList
[320/329] Linking Indexing
[321/329] Wrapping AST for CustomColor for debugging
[322/329] Write Objects.LinkFileList
[323/329] Linking ImagesInMemory
[324/329] Linking ImageMetadata
[325/329] Linking BasicGzip
[326/329] Linking BasicDecoding
[327/329] Linking CustomColor
[328/329] Linking BasicEncoding
Build complete! (28.85s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-hash",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.6.3",
            "upper_bound" : "0.7.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/tayloraswift/swift-hash"
    },
    {
      "identity" : "swift-grammar",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.4.0",
            "upper_bound" : "0.5.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/tayloraswift/swift-grammar"
    }
  ],
  "manifest_display_name" : "swift-png",
  "name" : "swift-png",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    }
  ],
  "products" : [
    {
      "name" : "LZ77",
      "targets" : [
        "LZ77"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "PNG",
      "targets" : [
        "PNG"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "compression-benchmark",
      "targets" : [
        "PNGCompressionBenchmarks"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "decompression-benchmark",
      "targets" : [
        "PNGDecompressionBenchmarks"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "PNGTests",
      "targets" : [
        "PNGTests"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "PNGIntegrationTests",
      "targets" : [
        "PNGIntegrationTests"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "PNGCompressionTests",
      "targets" : [
        "PNGCompressionTests"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "LZ77Tests",
      "targets" : [
        "LZ77Tests"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "StreamingZlib",
      "targets" : [
        "StreamingZlib"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "StreamingGzip",
      "targets" : [
        "StreamingGzip"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "BasicGzip",
      "targets" : [
        "BasicGzip"
      ],
      "type" : {
        "snippet" : null
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    },
    {
      "name" : "BasicEncoding",
      "targets" : [
        "BasicEncoding"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "CustomColor",
      "targets" : [
        "CustomColor"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "iPhoneOptimized",
      "targets" : [
        "iPhoneOptimized"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "Indexing",
      "targets" : [
        "Indexing"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "ImageMetadata",
      "targets" : [
        "ImageMetadata"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "ImagesInMemory",
      "targets" : [
        "ImagesInMemory"
      ],
      "type" : {
        "snippet" : null
      }
    },
    {
      "name" : "OnlineDecoding",
      "targets" : [
        "OnlineDecoding"
      ],
      "type" : {
        "snippet" : null
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    },
    {
      "name" : "BasicDecoding",
      "targets" : [
        "BasicDecoding"
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      "type" : {
        "snippet" : null
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  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "PNGTests",
      "module_type" : "SwiftTarget",
      "name" : "PNGTests",
      "path" : "Sources/PNGTests",
      "product_dependencies" : [
        "Testing_"
      ],
      "product_memberships" : [
        "PNGTests"
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      "sources" : [
        "Main.Filtering.swift",
        "Main.Premultiplication.swift",
        "Main.swift"
      ],
      "target_dependencies" : [
        "PNG"
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      "type" : "executable"
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    {
      "c99name" : "PNGIntegrationTests",
      "module_type" : "SwiftTarget",
      "name" : "PNGIntegrationTests",
      "path" : "Sources/PNGIntegrationTests",
      "product_dependencies" : [
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      "product_memberships" : [
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      "sources" : [
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        "String.swift"
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      "target_dependencies" : [
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      "type" : "executable"
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    {
      "c99name" : "PNGInspection",
      "module_type" : "SwiftTarget",
      "name" : "PNGInspection",
      "path" : "Sources/PNGInspection",
      "sources" : [
        "PNG.Metadata (ext).swift",
        "PNG.SuggestedPalette (ext).swift",
        "String (ext).swift"
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      "target_dependencies" : [
        "PNG"
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      "type" : "library"
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    {
      "c99name" : "PNGDecompressionBenchmarks",
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      "sources" : [
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      "module_type" : "SwiftTarget",
      "name" : "PNG",
      "path" : "Sources/PNG",
      "product_memberships" : [
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        "iPhoneOptimized",
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      "sources" : [
        "Array (ext).swift",
        "ArraySlice (ext).swift",
        "ColorTargets/PNG.Color.swift",
        "ColorTargets/PNG.RGBA.swift",
        "ColorTargets/PNG.VA.swift",
        "Decoding/PNG.Context.swift",
        "Decoding/PNG.Decoder.swift",
        "Decoding/PNG.DecodingError.swift",
        "Decoding/PNG.Metadata.swift",
        "Decoding/PNG.Standard.swift",
        "Encoding/PNG.Encoder.Pass.swift",
        "Encoding/PNG.Encoder.swift",
        "Encoding/PNG.FormattingError.swift",
        "Formats/PNG.Format.Pixel.swift",
        "Formats/PNG.Format.swift",
        "Formats/PNG.Layout.swift",
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        "LZ77.DecompressionError (ext).swift",
        "LZ77.DeflateHeaderError (ext).swift",
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        "Lexing/PNG.BytestreamSource.swift",
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        "PNG.swift",
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        "Parsing/PNG.Background.swift",
        "Parsing/PNG.Chromaticity.swift",
        "Parsing/PNG.ColorProfile.swift",
        "Parsing/PNG.ColorRendering.swift",
        "Parsing/PNG.Gamma.swift",
        "Parsing/PNG.Header.swift",
        "Parsing/PNG.Histogram.swift",
        "Parsing/PNG.Palette.swift",
        "Parsing/PNG.ParsingError.swift",
        "Parsing/PNG.Percentmille.swift",
        "Parsing/PNG.PhysicalDimensions.swift",
        "Parsing/PNG.SignificantBits.Case.swift",
        "Parsing/PNG.SignificantBits.swift",
        "Parsing/PNG.SuggestedPalette.Entries.swift",
        "Parsing/PNG.SuggestedPalette.swift",
        "Parsing/PNG.Text.swift",
        "Parsing/PNG.TimeModified.swift",
        "Parsing/PNG.Transparency.Case.swift",
        "Parsing/PNG.Transparency.swift",
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      "target_dependencies" : [
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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.