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Build Information

Successful build of Citadel, reference main (ae8562), with Swift 6.4 for macOS (SPM) on 24 Sep 2026 16:41:09 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/orlandos-nl/Citadel.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/orlandos-nl/Citadel
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at ae8562f Merge pull request #127 from Wellz26/main
Cloned https://github.com/orlandos-nl/Citadel.git
Revision (git rev-parse @):
ae8562f895de06ccb86fdb1cbb65fd99c8976e12
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/orlandos-nl/Citadel.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/orlandos-nl/Citadel.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
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[Planning deferred tasks]
[Constructing 2553 / 3052]
[123 / 859] NIOConcurrencyHelpers
[254 / 859] swift-crypto_CCryptoBoringSSLShims
[265 / 859]
[284 / 870] ColorizeSwift
[287 / 891] ColorizeSwift
[288 / 895]
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[307 / 966] _NIOBase64
[326 / 1046] Crypto
[335 / 1054]
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[872 / 1054] InternalCollectionsUtilities
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[1131 / 1159] NIOSSH
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[1155 / 1177] NIOSSH
[1155 / 1177] Citadel
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[1168 / 1189] Citadel
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[1180 / 1190] Citadel
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[1190 / 1197] NIOSSH
[1193 / 1197] Citadel
[1195 / 1197] CitadelServerExample-product
Build complete! (31.62 sec)
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16 |         .iOS(.v12),
17 |         .tvOS(.v12),
18 |         .watchOS(.v4),
   |                   `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
19 |         .macCatalyst(.v13),
20 |         .visionOS(.v1),
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
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warning: 'bigint': /Users/admin/builder/spi-builder-workspace/.build/checkouts/BigInt/Package.swift:18:19: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
16 |         .iOS(.v12),
17 |         .tvOS(.v12),
18 |         .watchOS(.v4),
   |                   `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
19 |         .macCatalyst(.v13),
20 |         .visionOS(.v1),
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/Users/admin/builder/spi-builder-workspace/Sources/CCitadelBcrypt/bcrypt-kdf.c:44:9: warning: 'BCRYPT_WORDS' macro redefined [-Wmacro-redefined]
   44 | #define BCRYPT_WORDS 8
      |         ^
In file included from /Users/admin/builder/spi-builder-workspace/Sources/CCitadelBcrypt/bcrypt-kdf.c:10:
In file included from /Users/admin/builder/spi-builder-workspace/Sources/CCitadelBcrypt/blf.h:38:
/Users/admin/builder/spi-builder-workspace/Sources/CCitadelBcrypt/bcrypt.h:31:9: note: previous definition is here
   31 | #define BCRYPT_WORDS 6        /* Ciphertext words */
      |         ^
1 warning generated.
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Exec/Server/ExecHandler.swift:65:9: warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
 63 |
 64 |     func channelInactive(context: ChannelHandlerContext) {
 65 |         Task {
    |         |- warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
    |         `- note: to silence this warning, handle the error inside the task, or store/discard the task value explicitly
 66 |             try await self.context?.terminate()
 67 |             self.context = nil
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Exec/Server/ExecHandler.swift:85:17: warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
 83 |         case let event as SSHChannelRequestEvent.EnvironmentRequest:
 84 |             if let delegate = delegate {
 85 |                 Task {
    |                 |- warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
    |                 `- note: to silence this warning, handle the error inside the task, or store/discard the task value explicitly
 86 |                     try await delegate.setEnvironmentValue(event.value, forKey: event.name)
 87 |                 }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Exec/Server/ExecHandler.swift:90:13: warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
 88 |             }
 89 |         case ChannelEvent.inputClosed:
 90 |             Task {
    |             |- warning: unstructured throwing task created by 'init(name:priority:operation:)' is not used, which may accidentally ignore errors thrown inside the task [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task\NoUseUnstructuredThrowingTask]8;;\]
    |             `- note: to silence this warning, handle the error inside the task, or store/discard the task value explicitly
 91 |                 try await self.context?.inputClosed()
 92 |             }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Exec/Server/ExecHandler.swift:143:19: warning: 'withPipes(inputDescriptor:outputDescriptor:)' is deprecated: renamed to 'takingOwnershipOfDescriptors(input:output:)' [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
141 |                 .channelInitializer { pipeChannel in
142 |                     pipeChannel.pipeline.addHandlers(SSHInboundChannelDataWrapper(), SSHOutboundChannelDataUnwrapper(), theirs)
143 |                 }.withPipes(
    |                   |- warning: 'withPipes(inputDescriptor:outputDescriptor:)' is deprecated: renamed to 'takingOwnershipOfDescriptors(input:output:)' [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
    |                   `- note: use 'takingOwnershipOfDescriptors(input:output:)' instead
144 |                     inputDescriptor: dup(handler.stdoutPipe.fileHandleForReading.fileDescriptor),
145 |                     outputDescriptor: dup(handler.stdinPipe.fileHandleForWriting.fileDescriptor)
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[#NoUseUnstructuredThrowingTask]: <https://docs.swift.org/compiler/documentation/diagnostics/no-use-throwing-unstructured-task>
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:6:1: warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
  4 | import NIOSSH
  5 |
  6 | extension SSHAlgorithms.Modification<NIOSSHTransportProtection.Type> {
    | `- warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
  7 |     func apply(to configuration: inout [any NIOSSHTransportProtection.Type]) {
  8 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:25:1: warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 23 | }
 24 |
 25 | extension SSHAlgorithms.Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type> {
    | `- warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 26 |     func apply(to configuration: inout [any NIOSSHKeyExchangeAlgorithmProtocol.Type]) {
 27 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:44:1: warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 42 | }
 43 |
 44 | extension SSHAlgorithms.Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>{
    | `- warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 45 |     func register() {
 46 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:44:1: warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 42 | }
 43 |
 44 | extension SSHAlgorithms.Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>{
    | `- warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 45 |     func register() {
 46 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:70:16: warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 68 |
 69 |     /// The enabled TransportProtectionSchemes.
 70 |     public var transportProtectionSchemes: Modification<NIOSSHTransportProtection.Type>?
    |                `- warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:73:16: warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
    |                `- warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:94:50: warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 92 |         var algorithms = SSHAlgorithms()
 93 |
 94 |         algorithms.transportProtectionSchemes = .add([
    |                                                  `- warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 95 |             AES128CTR.self
 96 |         ])
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:98:45: warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 96 |         ])
 97 |
 98 |         algorithms.keyExchangeAlgorithms = .add([
    |                                             `- warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 99 |             DiffieHellmanGroup14Sha1.self,
100 |             DiffieHellmanGroup14Sha256.self
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:103:43: warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
101 |         ])
102 |
103 |         algorithms.publicKeyAlgorihtms = .add([
    |                                           `- warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
104 |             (Insecure.RSA.PublicKey.self, Insecure.RSA.Signature.self),
105 |         ])
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:103:43: warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
101 |         ])
102 |
103 |         algorithms.publicKeyAlgorihtms = .add([
    |                                           `- warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
104 |             (Insecure.RSA.PublicKey.self, Insecure.RSA.Signature.self),
105 |         ])
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:70:16: warning: stored property 'transportProtectionSchemes' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHTransportProtection.Type'
 68 |
 69 |     /// The enabled TransportProtectionSchemes.
 70 |     public var transportProtectionSchemes: Modification<NIOSSHTransportProtection.Type>?
    |                `- warning: stored property 'transportProtectionSchemes' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHTransportProtection.Type'
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:73:16: warning: stored property 'keyExchangeAlgorithms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type'
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
    |                `- warning: stored property 'keyExchangeAlgorithms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type'
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHPublicKeyProtocol.Type'
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHPublicKeyProtocol.Type'
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHSignatureProtocol.Type'
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHSignatureProtocol.Type'
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/RemotePortForward/Client/RemotePortForward+Client.swift:171:37: warning: cannot use default expression for inference of 'Inbound.Type' because it is inferrable from parameters #2, #6; this will be an error in a future Swift language mode
169 |         host: String,
170 |         port: Int,
171 |         inboundType: Inbound.Type = ByteBuffer.self,
    |                                     `- warning: cannot use default expression for inference of 'Inbound.Type' because it is inferrable from parameters #2, #6; this will be an error in a future Swift language mode
172 |         outboundType: Outbound.Type = ByteBuffer.self,
173 |         configure: @escaping @Sendable (Channel) -> EventLoopFuture<Void> = { $0.eventLoop.makeSucceededVoidFuture() },
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/RemotePortForward/Client/RemotePortForward+Client.swift:172:39: warning: cannot use default expression for inference of 'Outbound.Type' because it is inferrable from parameters #3, #6; this will be an error in a future Swift language mode
170 |         port: Int,
171 |         inboundType: Inbound.Type = ByteBuffer.self,
172 |         outboundType: Outbound.Type = ByteBuffer.self,
    |                                       `- warning: cannot use default expression for inference of 'Outbound.Type' because it is inferrable from parameters #3, #6; this will be an error in a future Swift language mode
173 |         configure: @escaping @Sendable (Channel) -> EventLoopFuture<Void> = { $0.eventLoop.makeSucceededVoidFuture() },
174 |         onOpen: @escaping @Sendable (SSHRemotePortForward) async throws -> Void = { _ in },
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Server.swift:324:21: warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
322 |
323 |                 return channel.pipeline.addHandlers([
324 |                     NIOSSHHandler(
    |                     `- warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
325 |                         role: .server(server),
326 |                         allocator: channel.allocator,
NIOSSH.NIOSSHHandler:2:11: note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension NIOSSHHandler : Sendable {
  |           `- note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Server.swift:341:11: warning: type 'SSHServer' does not conform to the 'Sendable' protocol
239 | /// The server can be closed using the `close()` method.
240 | /// - Note: This class is not thread safe.
241 | public final class SSHServer {
    |                    `- note: class 'SSHServer' does not conform to the 'Sendable' protocol
242 |     let channel: Channel
243 |     let delegate: CitadelServerDelegate
    :
339 |         return try await bootstrap.bind(host: host, port: port).map { channel in
340 |             SSHServer(channel: channel, logger: logger, delegate: delegate)
341 |         }.get()
    |           `- warning: type 'SSHServer' does not conform to the 'Sendable' protocol
342 |     }
343 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Shell/Server/ShellDelegate.swift:76:31: warning: capture of 'self' with non-Sendable type 'ShellServerInboundHandler' in an isolated closure
 43 | }
 44 |
 45 | final class ShellServerInboundHandler: ChannelInboundHandler {
    |             `- note: class 'ShellServerInboundHandler' does not conform to the 'Sendable' protocol
 46 |     typealias InboundIn = ByteBuffer
 47 |
    :
 74 |             try await withThrowingTaskGroup(of: Void.self) { group in
 75 |                 group.addTask {
 76 |                     try await self.delegate.startShell(
    |                               `- warning: capture of 'self' with non-Sendable type 'ShellServerInboundHandler' in an isolated closure
 77 |                         inbound: self.inbound.stream,
 78 |                         outbound: ShellOutboundWriter(continuation: self.outbound.continuation),
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Shell/Server/ShellDelegate.swift:79:34: warning: capture of 'shellContext' with non-Sendable type 'SSHShellContext' in an isolated closure
 77 |                         inbound: self.inbound.stream,
 78 |                         outbound: ShellOutboundWriter(continuation: self.outbound.continuation),
 79 |                         context: shellContext
    |                                  `- warning: capture of 'shellContext' with non-Sendable type 'SSHShellContext' in an isolated closure
 80 |                     )
 81 |                 }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/SFTP/Server/SFTPServer.swift:35:15: note: consider making struct 'SSHShellContext' conform to the 'Sendable' protocol
 33 | }
 34 |
 35 | public struct SSHShellContext {
    |               `- note: consider making struct 'SSHShellContext' conform to the 'Sendable' protocol
 36 |     public struct WindowSize {
 37 |         public let columns: Int
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Shell/Server/ShellDelegate.swift:84:46: warning: capture of 'self' with non-Sendable type 'ShellServerInboundHandler' in an isolated closure
 43 | }
 44 |
 45 | final class ShellServerInboundHandler: ChannelInboundHandler {
    |             `- note: class 'ShellServerInboundHandler' does not conform to the 'Sendable' protocol
 46 |     typealias InboundIn = ByteBuffer
 47 |
    :
 82 |
 83 |                 group.addTask {
 84 |                     for try await message in self.outbound.stream {
    |                                              `- warning: capture of 'self' with non-Sendable type 'ShellServerInboundHandler' in an isolated closure
 85 |                         switch message.event {
 86 |                         case .stdout(let data):
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/SFTP/Server/SFTPServer.swift:110:13: warning: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
108 |             SSHChannelDataUnwrapper(),
109 |             SSHOutboundChannelDataWrapper(),
110 |             deserializeHandler,
    |             `- warning: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
111 |             serializeHandler,
112 |             sftpInboundHandler,
NIOCore.ByteToMessageHandler:2:11: note: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension ByteToMessageHandler : Sendable {
  |           `- note: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/SFTP/Server/SFTPServer.swift:111:13: warning: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
109 |             SSHOutboundChannelDataWrapper(),
110 |             deserializeHandler,
111 |             serializeHandler,
    |             `- warning: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
112 |             sftpInboundHandler,
113 |             CloseErrorHandler(logger: logger)
NIOCore.MessageToByteHandler:2:11: note: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension MessageToByteHandler : Sendable {
  |           `- note: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:6:1: warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
  4 | import NIOSSH
  5 |
  6 | extension SSHAlgorithms.Modification<NIOSSHTransportProtection.Type> {
    | `- warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
  7 |     func apply(to configuration: inout [any NIOSSHTransportProtection.Type]) {
  8 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:25:1: warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 23 | }
 24 |
 25 | extension SSHAlgorithms.Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type> {
    | `- warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 26 |     func apply(to configuration: inout [any NIOSSHKeyExchangeAlgorithmProtocol.Type]) {
 27 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:44:1: warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 42 | }
 43 |
 44 | extension SSHAlgorithms.Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>{
    | `- warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 45 |     func register() {
 46 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:44:1: warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 42 | }
 43 |
 44 | extension SSHAlgorithms.Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>{
    | `- warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 45 |     func register() {
 46 |         switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:70:16: warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 68 |
 69 |     /// The enabled TransportProtectionSchemes.
 70 |     public var transportProtectionSchemes: Modification<NIOSSHTransportProtection.Type>?
    |                `- warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:73:16: warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
    |                `- warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:94:50: warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 92 |         var algorithms = SSHAlgorithms()
 93 |
 94 |         algorithms.transportProtectionSchemes = .add([
    |                                                  `- warning: type 'any NIOSSHTransportProtection.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 95 |             AES128CTR.self
 96 |         ])
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:98:45: warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 96 |         ])
 97 |
 98 |         algorithms.keyExchangeAlgorithms = .add([
    |                                             `- warning: type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
 99 |             DiffieHellmanGroup14Sha1.self,
100 |             DiffieHellmanGroup14Sha256.self
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:103:43: warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
101 |         ])
102 |
103 |         algorithms.publicKeyAlgorihtms = .add([
    |                                           `- warning: type 'any NIOSSHPublicKeyProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
104 |             (Insecure.RSA.PublicKey.self, Insecure.RSA.Signature.self),
105 |         ])
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:103:43: warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
101 |         ])
102 |
103 |         algorithms.publicKeyAlgorihtms = .add([
    |                                           `- warning: type 'any NIOSSHSignatureProtocol.Type' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
104 |             (Insecure.RSA.PublicKey.self, Insecure.RSA.Signature.self),
105 |         ])
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:70:16: warning: stored property 'transportProtectionSchemes' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHTransportProtection.Type'
 68 |
 69 |     /// The enabled TransportProtectionSchemes.
 70 |     public var transportProtectionSchemes: Modification<NIOSSHTransportProtection.Type>?
    |                `- warning: stored property 'transportProtectionSchemes' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHTransportProtection.Type'
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:73:16: warning: stored property 'keyExchangeAlgorithms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type'
 71 |
 72 |     /// The enabled KeyExchangeAlgorithms
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
    |                `- warning: stored property 'keyExchangeAlgorithms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHKeyExchangeAlgorithmProtocol.Type'
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHPublicKeyProtocol.Type'
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHPublicKeyProtocol.Type'
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:75:16: warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHSignatureProtocol.Type'
 73 |     public var keyExchangeAlgorithms: Modification<NIOSSHKeyExchangeAlgorithmProtocol.Type>?
 74 |
 75 |     public var publicKeyAlgorihtms: Modification<(NIOSSHPublicKeyProtocol.Type, NIOSSHSignatureProtocol.Type)>?
    |                `- warning: stored property 'publicKeyAlgorihtms' of 'Sendable'-conforming struct 'SSHAlgorithms' contains non-Sendable type 'any NIOSSHSignatureProtocol.Type'
 76 |
 77 |     func apply(to clientConfiguration: inout SSHClientConfiguration) {
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:182:87: warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
180 |         ).get()
181 |
182 |         let sshHandler = try await channel.pipeline.handler(type: NIOSSHHandler.self).get()
    |                                                                                       `- warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
183 |         let handshakeHandler = try await channel.pipeline.handler(type: ClientHandshakeHandler.self).get()
184 |         let session = try await handshakeHandler.authenticated.map {
NIOSSH.NIOSSHHandler:2:11: note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension NIOSSHHandler : Sendable {
  |           `- note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:185:106: warning: capture of 'sshHandler' with non-Sendable type 'NIOSSHHandler' in a '@Sendable' closure [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures\SendableClosureCaptures]8;;\]
183 |         let handshakeHandler = try await channel.pipeline.handler(type: ClientHandshakeHandler.self).get()
184 |         let session = try await handshakeHandler.authenticated.map {
185 |             SSHClientSession(channel: channel, inboundChannelHandler: inboundChannelHandler, sshHandler: sshHandler)
    |                                                                                                          `- warning: capture of 'sshHandler' with non-Sendable type 'NIOSSHHandler' in a '@Sendable' closure [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures\SendableClosureCaptures]8;;\]
186 |         }.get()
187 |
NIOSSH.NIOSSHHandler:1:20: note: class 'NIOSSHHandler' does not conform to the 'Sendable' protocol
1 | final public class NIOSSHHandler {
  |                    `- note: class 'NIOSSHHandler' does not conform to the 'Sendable' protocol
2 |     public var username: String? { get }
3 |     public init(role: NIOSSH.SSHConnectionRole, allocator: NIOCore.ByteBufferAllocator, inboundChildChannelInitializer: ((any NIOCore.Channel, NIOSSH.SSHChannelType) -> NIOCore.EventLoopFuture<Void>)?)
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:214:87: warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
212 |         }
213 |
214 |         let sshHandler = try await channel.pipeline.handler(type: NIOSSHHandler.self).get()
    |                                                                                       `- warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
215 |         let handshakeHandler = try await channel.pipeline.handler(type: ClientHandshakeHandler.self).get()
216 |         let session = try await handshakeHandler.authenticated.map {
NIOSSH.NIOSSHHandler:2:11: note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension NIOSSHHandler : Sendable {
  |           `- note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:217:106: warning: capture of 'sshHandler' with non-Sendable type 'NIOSSHHandler' in a '@Sendable' closure [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures\SendableClosureCaptures]8;;\]
215 |         let handshakeHandler = try await channel.pipeline.handler(type: ClientHandshakeHandler.self).get()
216 |         let session = try await handshakeHandler.authenticated.map {
217 |             SSHClientSession(channel: channel, inboundChannelHandler: inboundChannelHandler, sshHandler: sshHandler)
    |                                                                                                          `- warning: capture of 'sshHandler' with non-Sendable type 'NIOSSHHandler' in a '@Sendable' closure [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures\SendableClosureCaptures]8;;\]
218 |         }.get()
219 |
NIOSSH.NIOSSHHandler:1:20: note: class 'NIOSSHHandler' does not conform to the 'Sendable' protocol
1 | final public class NIOSSHHandler {
  |                    `- note: class 'NIOSSHHandler' does not conform to the 'Sendable' protocol
2 |     public var username: String? { get }
3 |     public init(role: NIOSSH.SSHConnectionRole, allocator: NIOCore.ByteBufferAllocator, inboundChildChannelInitializer: ((any NIOCore.Channel, NIOSSH.SSHChannelType) -> NIOCore.EventLoopFuture<Void>)?)
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:253:87: warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
251 |         ).get()
252 |
253 |         let sshHandler = try await channel.pipeline.handler(type: NIOSSHHandler.self).get()
    |                                                                                       `- warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
254 |         let session = SSHClientSession(channel: channel, inboundChannelHandler: inboundChannelHandler, sshHandler: sshHandler)
255 |
NIOSSH.NIOSSHHandler:2:11: note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension NIOSSHHandler : Sendable {
  |           `- note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/ClientSession.swift:231:15: warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
229 |             channel.pipeline.handler(type: ClientHandshakeHandler.self).flatMap { handshakeHandler in
230 |                 handshakeHandler.authenticated
231 |             }.flatMap {
    |               `- warning: conformance of 'NIOSSHHandler' to 'Sendable' is unavailable
232 |                 channel.pipeline.handler(type: NIOSSHHandler.self)
233 |             }.map { sshHandler in
NIOSSH.NIOSSHHandler:2:11: note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension NIOSSHHandler : Sendable {
  |           `- note: conformance of 'NIOSSHHandler' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/DirectTCPIP/Server/DirectTCPIP+Server.swift:52:76: warning: 'weak' ownership of capture 'channel' differs from implicitly-captured strong reference in outer scope [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/implicit-strong-capture\ImplicitStrongCapture]8;;\]
42 |         return ClientBootstrap(group: channel.eventLoop)
43 |             .connect(host: request.targetHost, port: request.targetPort)
44 |             .flatMap { remote in
   |                      |- note: 'channel' implicitly strongly captured here
   |                      `- note: add 'channel' as a capture list item to silence
45 |                 channel.pipeline.addHandlers([
46 |                     DataToBufferCodec()
   :
50 |                     })
51 |                 }.flatMap {
52 |                     remote.pipeline.addHandler(ProxyChannelHandler { [weak channel] data, promise in
   |                                                                            |- warning: 'weak' ownership of capture 'channel' differs from implicitly-captured strong reference in outer scope [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/implicit-strong-capture\ImplicitStrongCapture]8;;\]
   |                                                                            `- note: explicitly assign the capture list item to silence
53 |                         guard let channel else {
54 |                             promise?.fail(ChannelError.ioOnClosedChannel)
[#ImplicitStrongCapture]: <https://docs.swift.org/compiler/documentation/diagnostics/implicit-strong-capture>
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/SFTP/Client/SFTPClient.swift:50:13: warning: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
 48 |             SSHChannelDataUnwrapper(),
 49 |             SSHOutboundChannelDataWrapper(),
 50 |             deserializeHandler,
    |             `- warning: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
 51 |             serializeHandler,
 52 |             sftpInboundHandler,
NIOCore.ByteToMessageHandler:2:11: note: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension ByteToMessageHandler : Sendable {
  |           `- note: conformance of 'ByteToMessageHandler<Decoder>' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/SFTP/Client/SFTPClient.swift:51:13: warning: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
 49 |             SSHOutboundChannelDataWrapper(),
 50 |             deserializeHandler,
 51 |             serializeHandler,
    |             `- warning: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' is unavailable; this is an error in the Swift 6 language mode
 52 |             sftpInboundHandler,
 53 |             CloseErrorHandler(logger: logger)
NIOCore.MessageToByteHandler:2:11: note: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' has been explicitly marked unavailable here
1 | @available(*, unavailable)
2 | extension MessageToByteHandler : Sendable {
  |           `- note: conformance of 'MessageToByteHandler<Encoder>' to 'Sendable' has been explicitly marked unavailable here
3 | }
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/RemotePortForward/Client/RemotePortForward+Client.swift:171:37: warning: cannot use default expression for inference of 'Inbound.Type' because it is inferrable from parameters #2, #6; this will be an error in a future Swift language mode
169 |         host: String,
170 |         port: Int,
171 |         inboundType: Inbound.Type = ByteBuffer.self,
    |                                     `- warning: cannot use default expression for inference of 'Inbound.Type' because it is inferrable from parameters #2, #6; this will be an error in a future Swift language mode
172 |         outboundType: Outbound.Type = ByteBuffer.self,
173 |         configure: @escaping @Sendable (Channel) -> EventLoopFuture<Void> = { $0.eventLoop.makeSucceededVoidFuture() },
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/RemotePortForward/Client/RemotePortForward+Client.swift:172:39: warning: cannot use default expression for inference of 'Outbound.Type' because it is inferrable from parameters #3, #6; this will be an error in a future Swift language mode
170 |         port: Int,
171 |         inboundType: Inbound.Type = ByteBuffer.self,
172 |         outboundType: Outbound.Type = ByteBuffer.self,
    |                                       `- warning: cannot use default expression for inference of 'Outbound.Type' because it is inferrable from parameters #3, #6; this will be an error in a future Swift language mode
173 |         configure: @escaping @Sendable (Channel) -> EventLoopFuture<Void> = { $0.eventLoop.makeSucceededVoidFuture() },
174 |         onOpen: @escaping @Sendable (SSHRemotePortForward) async throws -> Void = { _ in },
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/RemotePortForward/Client/RemotePortForward+Client.swift:81:35: warning: capture of 'self' with non-Sendable type 'SSHClient' in a '@Sendable' closure [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures\SendableClosureCaptures]8;;\]
 79 |
 80 |         let response = try await eventLoop.flatSubmit {
 81 |             let responsePromise = self.eventLoop.makePromise(of: GlobalRequest.TCPForwardingResponse?.self)
    |                                   `- warning: capture of 'self' with non-Sendable type 'SSHClient' in a '@Sendable' closure [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures\SendableClosureCaptures]8;;\]
 82 |             self.logger.debug("Sending TCP forwarding request", metadata: ["host": "\(host)", "port": "\(port)"])
 83 |             self.session.sshHandler.value.sendTCPForwardingRequest(
/Users/admin/builder/spi-builder-workspace/Sources/Citadel/Client.swift:112:20: note: class 'SSHClient' does not conform to the 'Sendable' protocol
110 |
111 | /// Represents an SSH connection.
112 | public final class SSHClient {
    |                    `- note: class 'SSHClient' does not conform to the 'Sendable' protocol
113 |     private(set) var session: SSHClientSession
114 |     private var userInitiatedClose = false
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
Build complete.
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        "Algorithms/RSA.swift",
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Done.