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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

Failed to build Realtime, reference 0.0.2 (0b985c), with Swift 6.0 for Linux on 29 Nov 2024 01:17:14 UTC.

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 -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.58.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/supabase-community/realtime-swift.git
Reference: 0.0.2
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/supabase-community/realtime-swift
 * tag               0.0.2      -> FETCH_HEAD
HEAD is now at 0b985c6 Remove Starscream Dependency and bump minimum support platform (#11)
Cloned https://github.com/supabase-community/realtime-swift.git
Revision (git rev-parse @):
0b985c687fe963f6bd818ff77a35c27247b98bb4
SUCCESS checkout https://github.com/supabase-community/realtime-swift.git at 0.0.2
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/supabase-community/realtime-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$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 -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/13] Compiling Realtime SocketError.swift
[4/14] Compiling Realtime Transport.swift
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:130:14: warning: non-final class 'URLSessionTransport' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
128 | /// your own WebSocket library or implementation.
129 | @available(macOS 10.15, iOS 13, watchOS 6, tvOS 13, *)
130 | public class URLSessionTransport: NSObject, Transport, URLSessionWebSocketDelegate {
    |              `- warning: non-final class 'URLSessionTransport' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
131 |   /// The URL to connect to
132 |   internal let url: URL
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:135:15: warning: stored property 'session' of 'Sendable'-conforming class 'URLSessionTransport' is mutable; this is an error in the Swift 6 language mode
133 |
134 |   /// The underling URLsession. Assigned during `connect()`
135 |   private var session: URLSession?
    |               `- warning: stored property 'session' of 'Sendable'-conforming class 'URLSessionTransport' is mutable; this is an error in the Swift 6 language mode
136 |
137 |   /// The ongoing task. Assigned during `connect()`
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:200:29: error: extra trailing closure passed in call
198 |
199 |   public func send(data: Data) {
200 |     task?.send(.data(data)) { _ in
    |                             `- error: extra trailing closure passed in call
201 |       // TODO: What is the behavior when an error occurs?
202 |     }
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:245:19: error: extra trailing closure passed in call
243 |
244 |   private func receive() {
245 |     task?.receive { result in
    |                   `- error: extra trailing closure passed in call
246 |       switch result {
247 |       case let .success(message):
[5/14] Compiling Realtime RealtimeClient.swift
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:42:21: warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |   /// Default encode function, utilizing JSONSerialization.data
 42 |   public static let encode: ([String: Any]) -> Data = { json in
    |                     |- warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encode' 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
 43 |     try! JSONSerialization
 44 |       .data(
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:50:21: warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
 48 |
 49 |   /// Default decode function, utilizing JSONSerialization.jsonObject
 50 |   public static let decode: (Data) -> [String: Any]? = { data in
    |                     |- warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'decode' 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
 51 |     guard
 52 |       let json =
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:32:21: warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 |   /// Default reconnect algorithm for the socket
 32 |   public static let reconnectSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'reconnectSteppedBackOff' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |     tries > 9 ? 5.0 : [0.01, 0.05, 0.1, 0.15, 0.2, 0.25, 0.5, 1.0, 2.0][tries - 1]
 34 |   }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:37:21: warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 35 |
 36 |   /** Default rejoin algorithm for individual channels */
 37 |   public static let rejoinSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'rejoinSteppedBackOff' 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
 38 |     tries > 3 ? 10 : [1, 2, 5][tries - 1]
 39 |   }
/host/spi-builder-workspace/Sources/Realtime/RealtimeClient.swift:715:4: error: Objective-C interoperability is disabled
713 |
714 |   /// Sends a hearbeat payload to the phoenix serverss
715 |   @objc func sendHeartbeat() {
    |    `- error: Objective-C interoperability is disabled
716 |     // Do not send if the connection is closed
717 |     guard isConnected else { return }
/host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift:98:14: warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 | class TimerQueue {
 97 |   // Can be overriden in tests
 98 |   static var main = TimerQueue()
    |              |- warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: convert 'main' to a 'let' constant to make 'Sendable' shared state immutable
    |              |- note: annotate 'main' 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
 99 |
100 |   func queue(timeInterval: TimeInterval, execute: DispatchWorkItem) {
[6/14] Compiling Realtime StateChangeCallbacks.swift
[7/14] Compiling Realtime TimeoutTimer.swift
/host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift:98:14: warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 | class TimerQueue {
 97 |   // Can be overriden in tests
 98 |   static var main = TimerQueue()
    |              |- warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: convert 'main' to a 'let' constant to make 'Sendable' shared state immutable
    |              |- note: annotate 'main' 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
 99 |
100 |   func queue(timeInterval: TimeInterval, execute: DispatchWorkItem) {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[8/14] Compiling Realtime Channel.swift
/host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift:98:14: warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 | class TimerQueue {
 97 |   // Can be overriden in tests
 98 |   static var main = TimerQueue()
    |              |- warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: convert 'main' to a 'let' constant to make 'Sendable' shared state immutable
    |              |- note: annotate 'main' 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
 99 |
100 |   func queue(timeInterval: TimeInterval, execute: DispatchWorkItem) {
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:32:21: warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 |   /// Default reconnect algorithm for the socket
 32 |   public static let reconnectSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'reconnectSteppedBackOff' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |     tries > 9 ? 5.0 : [0.01, 0.05, 0.1, 0.15, 0.2, 0.25, 0.5, 1.0, 2.0][tries - 1]
 34 |   }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:37:21: warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 35 |
 36 |   /** Default rejoin algorithm for individual channels */
 37 |   public static let rejoinSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'rejoinSteppedBackOff' 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
 38 |     tries > 3 ? 10 : [1, 2, 5][tries - 1]
 39 |   }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:42:21: warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |   /// Default encode function, utilizing JSONSerialization.data
 42 |   public static let encode: ([String: Any]) -> Data = { json in
    |                     |- warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encode' 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
 43 |     try! JSONSerialization
 44 |       .data(
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:50:21: warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
 48 |
 49 |   /// Default decode function, utilizing JSONSerialization.jsonObject
 50 |   public static let decode: (Data) -> [String: Any]? = { data in
    |                     |- warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'decode' 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
 51 |     guard
 52 |       let json =
[9/14] Compiling Realtime Defaults.swift
/host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift:98:14: warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 | class TimerQueue {
 97 |   // Can be overriden in tests
 98 |   static var main = TimerQueue()
    |              |- warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: convert 'main' to a 'let' constant to make 'Sendable' shared state immutable
    |              |- note: annotate 'main' 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
 99 |
100 |   func queue(timeInterval: TimeInterval, execute: DispatchWorkItem) {
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:32:21: warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 |   /// Default reconnect algorithm for the socket
 32 |   public static let reconnectSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'reconnectSteppedBackOff' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |     tries > 9 ? 5.0 : [0.01, 0.05, 0.1, 0.15, 0.2, 0.25, 0.5, 1.0, 2.0][tries - 1]
 34 |   }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:37:21: warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 35 |
 36 |   /** Default rejoin algorithm for individual channels */
 37 |   public static let rejoinSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'rejoinSteppedBackOff' 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
 38 |     tries > 3 ? 10 : [1, 2, 5][tries - 1]
 39 |   }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:42:21: warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |   /// Default encode function, utilizing JSONSerialization.data
 42 |   public static let encode: ([String: Any]) -> Data = { json in
    |                     |- warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encode' 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
 43 |     try! JSONSerialization
 44 |       .data(
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:50:21: warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
 48 |
 49 |   /// Default decode function, utilizing JSONSerialization.jsonObject
 50 |   public static let decode: (Data) -> [String: Any]? = { data in
    |                     |- warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'decode' 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
 51 |     guard
 52 |       let json =
[10/14] Compiling Realtime Delegated.swift
[11/14] Compiling Realtime HeartbeatTimer.swift
[12/14] Compiling Realtime Message.swift
/host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift:98:14: warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 | class TimerQueue {
 97 |   // Can be overriden in tests
 98 |   static var main = TimerQueue()
    |              |- warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: convert 'main' to a 'let' constant to make 'Sendable' shared state immutable
    |              |- note: annotate 'main' 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
 99 |
100 |   func queue(timeInterval: TimeInterval, execute: DispatchWorkItem) {
[13/14] Compiling Realtime Push.swift
/host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift:98:14: warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 | class TimerQueue {
 97 |   // Can be overriden in tests
 98 |   static var main = TimerQueue()
    |              |- warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: convert 'main' to a 'let' constant to make 'Sendable' shared state immutable
    |              |- note: annotate 'main' 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
 99 |
100 |   func queue(timeInterval: TimeInterval, execute: DispatchWorkItem) {
[14/14] Emitting module Realtime
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:32:21: warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 30 |
 31 |   /// Default reconnect algorithm for the socket
 32 |   public static let reconnectSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'reconnectSteppedBackOff' with '@MainActor' if property should only be accessed from the main actor
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |     tries > 9 ? 5.0 : [0.01, 0.05, 0.1, 0.15, 0.2, 0.25, 0.5, 1.0, 2.0][tries - 1]
 34 |   }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:37:21: warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
 35 |
 36 |   /** Default rejoin algorithm for individual channels */
 37 |   public static let rejoinSteppedBackOff: (Int) -> TimeInterval = { tries in
    |                     |- warning: static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'rejoinSteppedBackOff' 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
 38 |     tries > 3 ? 10 : [1, 2, 5][tries - 1]
 39 |   }
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:42:21: warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
 40 |
 41 |   /// Default encode function, utilizing JSONSerialization.data
 42 |   public static let encode: ([String: Any]) -> Data = { json in
    |                     |- warning: static property 'encode' is not concurrency-safe because non-'Sendable' type '([String : Any]) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'encode' 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
 43 |     try! JSONSerialization
 44 |       .data(
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/host/spi-builder-workspace/Sources/Realtime/Defaults.swift:50:21: warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
 48 |
 49 |   /// Default decode function, utilizing JSONSerialization.jsonObject
 50 |   public static let decode: (Data) -> [String: Any]? = { data in
    |                     |- warning: static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> [String : Any]?' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: annotate 'decode' 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
 51 |     guard
 52 |       let json =
/host/spi-builder-workspace/Sources/Realtime/RealtimeClient.swift:715:4: error: Objective-C interoperability is disabled
713 |
714 |   /// Sends a hearbeat payload to the phoenix serverss
715 |   @objc func sendHeartbeat() {
    |    `- error: Objective-C interoperability is disabled
716 |     // Do not send if the connection is closed
717 |     guard isConnected else { return }
/host/spi-builder-workspace/Sources/Realtime/TimeoutTimer.swift:98:14: warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 96 | class TimerQueue {
 97 |   // Can be overriden in tests
 98 |   static var main = TimerQueue()
    |              |- warning: static property 'main' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: convert 'main' to a 'let' constant to make 'Sendable' shared state immutable
    |              |- note: annotate 'main' 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
 99 |
100 |   func queue(timeInterval: TimeInterval, execute: DispatchWorkItem) {
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:130:14: warning: non-final class 'URLSessionTransport' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
128 | /// your own WebSocket library or implementation.
129 | @available(macOS 10.15, iOS 13, watchOS 6, tvOS 13, *)
130 | public class URLSessionTransport: NSObject, Transport, URLSessionWebSocketDelegate {
    |              `- warning: non-final class 'URLSessionTransport' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode
131 |   /// The URL to connect to
132 |   internal let url: URL
/host/spi-builder-workspace/Sources/Realtime/Transport.swift:135:15: warning: stored property 'session' of 'Sendable'-conforming class 'URLSessionTransport' is mutable; this is an error in the Swift 6 language mode
133 |
134 |   /// The underling URLsession. Assigned during `connect()`
135 |   private var session: URLSession?
    |               `- warning: stored property 'session' of 'Sendable'-conforming class 'URLSessionTransport' is mutable; this is an error in the Swift 6 language mode
136 |
137 |   /// The ongoing task. Assigned during `connect()`
BUILD FAILURE 6.0 linux