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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 PublisherKit, reference 4.0.2 (0abfe5), with Swift 6.0 for macOS (SPM) on 27 Nov 2024 10:19:35 UTC.

Swift 6 data race errors: 5

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -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

Build Log

    |                           `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[91/139] Compiling PublisherKit Measure Interval.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[92/139] Compiling PublisherKit Merge.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[93/139] Compiling PublisherKit _Merged.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[94/139] Compiling PublisherKit Multicast.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[95/139] Compiling PublisherKit NSObject.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[96/139] Compiling PublisherKit Notification Center.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[97/139] Compiling PublisherKit Optional+Operators.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[98/139] Compiling PublisherKit Optional.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[99/139] Compiling PublisherKit Output.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[100/139] Compiling PublisherKit Prefix Until Output.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/NSObject/NSObject.swift:79:36: warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 45 |
 46 |     // MARK: NSOBJECT SINK
 47 |     private final class KVOSubscription<Subject: NSObject, Output, Failure: Error>: Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable {
    |                         `- note: generic class 'KVOSubscription' does not conform to the 'Sendable' protocol
 48 |
 49 |         private var observer: NSKeyValueObservation?
    :
 77 |
 78 |             let observer = object?.observe(keyPath, options: options) { [weak self] (object, valueChange) in
 79 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NSObject.KVOSubscription<Subject, Output, Failure>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 80 |
 81 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:77:36: warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                         `- note: generic class 'Subscription' does not conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 75 |             observer = center.addObserver(forName: name, object: object, queue: nil) { [weak self] (notification) in
 76 |
 77 |                 guard let `self` = self else { return }
    |                                    `- warning: capture of 'self' with non-sendable type 'NotificationCenter.PKPublisher.Subscription<Downstream>?' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 78 |
 79 |                 self.lock.lock()
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Notification Center/Notification Center.swift:85:40: warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 55 |
 56 |     // MARK: NOTIFICATION CENTER SINK
 57 |     private final class Subscription<Downstream: Subscriber>: PublisherKit.Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Failure == Failure, Downstream.Input == Output {
    |                                      `- note: consider making generic parameter 'Downstream' conform to the 'Sendable' protocol
 58 |
 59 |         private var center: NotificationCenter?
    :
 83 |
 84 |                 self.downstreamLock.lock()
 85 |                 let additionalDemand = downstream.receive(notification)
    |                                        `- warning: capture of 'downstream' with non-sendable type 'Downstream' in a `@Sendable` closure; this is an error in the Swift 6 language mode
 86 |                 self.downstreamLock.unlock()
 87 |
[101/139] Compiling PublisherKit Prefix While.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[102/139] Compiling PublisherKit Print.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[103/139] Compiling PublisherKit Publishers.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[104/139] Compiling PublisherKit Receive On.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[105/139] Compiling PublisherKit Record.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[106/139] Compiling PublisherKit Reduce.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[107/139] Compiling PublisherKit Remove Duplicates.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[108/139] Compiling PublisherKit Replace Empty.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[109/139] Compiling PublisherKit Replace Error.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[110/139] Compiling PublisherKit Result+Operators.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[111/139] Compiling PublisherKit Result.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[112/139] Compiling PublisherKit Retry.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[113/139] Compiling PublisherKit Scan.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[114/139] Compiling PublisherKit Sequence+Operators.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[115/139] Compiling PublisherKit Sequence.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[116/139] Compiling PublisherKit Set Failure Type.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[117/139] Compiling PublisherKit Share.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[118/139] Compiling PublisherKit Subscribe On.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[119/139] Compiling PublisherKit Swift To Latest.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[120/139] Compiling PublisherKit Throttle.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[121/139] Compiling PublisherKit Timeout.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[122/139] Compiling PublisherKit Timer.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[123/139] Compiling PublisherKit NSTextField.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[124/139] Compiling PublisherKit NSTextView.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[125/139] Compiling PublisherKit UITextField.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[126/139] Compiling PublisherKit UITextView.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
[127/139] Compiling PublisherKit Assign.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[128/139] Compiling PublisherKit Completion.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[129/139] Compiling PublisherKit Demand.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[130/139] Compiling PublisherKit Filter Producer.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[131/139] Compiling PublisherKit PartialCompletion.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[132/139] Compiling PublisherKit Reduce Producer.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[133/139] Compiling PublisherKit Subject Subscriber.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[134/139] Compiling PublisherKit OnCompletion.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[135/139] Compiling PublisherKit Sink.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[136/139] Compiling PublisherKit Subscribers.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[137/139] Compiling PublisherKit Empty.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[138/139] Compiling PublisherKit Subscription Status.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
[139/139] Compiling PublisherKit Subscriptions.swift
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:23:27: warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 21 |
 22 |         /// Requests as many values as the `Publisher` can produce.
 23 |         public static let unlimited = Demand(rawValue: .max)
    |                           |- warning: static property 'unlimited' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'unlimited' 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
 24 |
 25 |         /// A demand for no items.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Subscribers/Demand/Demand.swift:28:27: warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
 12 |     /// - `unlimited`: A request for an unlimited number of items.
 13 |     /// - `max`: A request for a maximum number of items.
 14 |     public struct Demand: Equatable, Comparable, Hashable, Codable, CustomStringConvertible {
    |                   `- note: consider making struct 'Demand' conform to the 'Sendable' protocol
 15 |
 16 |         @usableFromInline let rawValue: UInt
    :
 26 |         ///
 27 |         /// This is equivalent to `Demand.max(0)`.
 28 |         public static let none: Demand = .max(0)
    |                           |- warning: static property 'none' is not concurrency-safe because non-'Sendable' type 'Subscribers.Demand' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'none' 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
 29 |
 30 |         /// Limits the maximum number of values.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Logger/Logger.swift:16:23: warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
  8 | import Foundation
  9 |
 10 | final public class Logger {
    |                    `- note: class 'Logger' does not conform to the 'Sendable' protocol
 11 |
 12 |     /// Allows Logs to be Printed in Debug Console.
    :
 14 |     public var isLoggingEnabled: Bool = true
 15 |
 16 |     public static let `default` = Logger()
    |                       |- warning: static property 'default' is not concurrency-safe because non-'Sendable' type 'Logger' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'default' with '@MainActor' if property should only be accessed from the main actor
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 17 |
 18 |     /**
Build complete! (19.65s)
Build complete.
{
  "cxx_language_standard" : "c++1z",
  "dependencies" : [
  ],
  "manifest_display_name" : "PublisherKit",
  "name" : "PublisherKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "8.0"
    },
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "3.0"
    }
  ],
  "products" : [
    {
      "name" : "PublisherKit",
      "targets" : [
        "PublisherKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PublisherKitTests",
      "module_type" : "SwiftTarget",
      "name" : "PublisherKitTests",
      "path" : "Tests/PublisherKitTests",
      "sources" : [
        "PublisherKitTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "PublisherKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "PublisherKitHelpers",
      "module_type" : "ClangTarget",
      "name" : "PublisherKitHelpers",
      "path" : "Sources/PublisherKitHelpers",
      "product_memberships" : [
        "PublisherKit"
      ],
      "sources" : [
        "PublisherKitHelpers.cpp"
      ],
      "type" : "library"
    },
    {
      "c99name" : "PublisherKit",
      "module_type" : "SwiftTarget",
      "name" : "PublisherKit",
      "path" : "Sources/PublisherKit",
      "product_memberships" : [
        "PublisherKit"
      ],
      "sources" : [
        "Abstract Combine Latest/Abstract Combine Latest.swift",
        "Abstract Zip/Abstract Zip.swift",
        "Bindable/Bindable Value.swift",
        "Cancellables/Any/Any Cancellable.swift",
        "Codable/JSONDecoder.swift",
        "Codable/JSONEncoder.swift",
        "Codable/PropertyListDecoder.swift",
        "Codable/PropertyListEncoder.swift",
        "Combine Identifier/Combine Identifier.swift",
        "Error/HTTP Error.swift",
        "Error/URLError.swift",
        "Extensions/Array+Extension.swift",
        "Extensions/Dictionary+Extension.swift",
        "Extensions/Optional+Extension.swift",
        "Extensions/Result+Extension.swift",
        "Extensions/URL+Extension.swift",
        "Extensions/URLRequest+Extension.swift",
        "Locks/Locks.swift",
        "Logger/Logger.swift",
        "Operations/Asynchronous Operation.swift",
        "Protocols/Cancellable/Cancellable.swift",
        "Protocols/Connectable Publisher/Connectable Publisher.swift",
        "Protocols/Custom Combine Identifier Convertible/Custom Combine Identifier Convertible.swift",
        "Protocols/Decoder/Top Level Decoder.swift",
        "Protocols/Encoder/Top Level Encoder.swift",
        "Protocols/Publisher/Publisher+Operators.swift",
        "Protocols/Publisher/Publisher+Subscribers.swift",
        "Protocols/Publisher/Publisher.swift",
        "Protocols/Scheduler/Scheduler.swift",
        "Protocols/Subject/Subject.swift",
        "Protocols/Subscriber/Subscriber.swift",
        "Protocols/Subscription/Subscription.swift",
        "Protocols/__KeyValueObservingPKPublisher/__KeyValueObservingPKPublisher.swift",
        "Publishers/All Satisfy/All Satisfy.swift",
        "Publishers/Any/Any Publisher.swift",
        "Publishers/Assert No Failure/Assert No Failure.swift",
        "Publishers/Autoconnect/Autoconnect.swift",
        "Publishers/Breakpoint/Breakpoint.swift",
        "Publishers/Buffer/Buffer.swift",
        "Publishers/Catch/Catch.swift",
        "Publishers/Collect/Collect.swift",
        "Publishers/Combine Latest/Combine Latest.swift",
        "Publishers/Compact Map/Compact Map.swift",
        "Publishers/Comparison/Comparison.swift",
        "Publishers/Concatenate/Concatenate.swift",
        "Publishers/Contains Where/Contains Where.swift",
        "Publishers/Contains/Contains.swift",
        "Publishers/Count/Count.swift",
        "Publishers/Debounce/Debounce.swift",
        "Publishers/Decode/Decode.swift",
        "Publishers/Deferred/Deferred.swift",
        "Publishers/Delay/Delay.swift",
        "Publishers/Drop Until Output/Drop Until Output.swift",
        "Publishers/Drop While/Drop While.swift",
        "Publishers/Drop/Drop.swift",
        "Publishers/Empty/Empty Publisher.swift",
        "Publishers/Encode/Encode.swift",
        "Publishers/Fail/Fail.swift",
        "Publishers/Filter/Filter.swift",
        "Publishers/First/First.swift",
        "Publishers/Flat Map/Flat Map.swift",
        "Publishers/Future/Future.swift",
        "Publishers/Handle Events/Handle Events.swift",
        "Publishers/Ignore Output/Ignore Output.swift",
        "Publishers/Just/Just+Operators.swift",
        "Publishers/Just/Just.swift",
        "Publishers/Last/Last.swift",
        "Publishers/Make Connectable/Make Connectable.swift",
        "Publishers/Map Error/Map Error.swift",
        "Publishers/Map Keypath/Map Keypath.swift",
        "Publishers/Map/Map.swift",
        "Publishers/Matches/First Match.swift",
        "Publishers/Matches/Matches.swift",
        "Publishers/Measure Interval/Measure Interval.swift",
        "Publishers/Merge/Merge.swift",
        "Publishers/Merge/_Merged.swift",
        "Publishers/Multicast/Multicast.swift",
        "Publishers/NSObject/NSObject.swift",
        "Publishers/Notification Center/Notification Center.swift",
        "Publishers/Optional/Optional+Operators.swift",
        "Publishers/Optional/Optional.swift",
        "Publishers/Output/Output.swift",
        "Publishers/Prefix Until Output/Prefix Until Output.swift",
        "Publishers/Prefix While/Prefix While.swift",
        "Publishers/Print/Print.swift",
        "Publishers/Publishers.swift",
        "Publishers/Receive On/Receive On.swift",
        "Publishers/Record/Record.swift",
        "Publishers/Reduce/Reduce.swift",
        "Publishers/Remove Duplicates/Remove Duplicates.swift",
        "Publishers/Replace Empty/Replace Empty.swift",
        "Publishers/Replace Error/Replace Error.swift",
        "Publishers/Result/Result+Operators.swift",
        "Publishers/Result/Result.swift",
        "Publishers/Retry/Retry.swift",
        "Publishers/Scan/Scan.swift",
        "Publishers/Sequence/Sequence+Operators.swift",
        "Publishers/Sequence/Sequence.swift",
        "Publishers/Set Failure Type/Set Failure Type.swift",
        "Publishers/Share/Share.swift",
        "Publishers/Subscribe On/Subscribe On.swift",
        "Publishers/Switch To Latest/Swift To Latest.swift",
        "Publishers/Throttle/Throttle.swift",
        "Publishers/Timeout/Timeout.swift",
        "Publishers/Timer/Timer.swift",
        "Publishers/UI/App Kit/NSTextField.swift",
        "Publishers/UI/App Kit/NSTextView.swift",
        "Publishers/UI/UI Kit/UITextField.swift",
        "Publishers/UI/UI Kit/UITextView.swift",
        "Publishers/URLSession/Data Task.swift",
        "Publishers/URLSession/Download Task.swift",
        "Publishers/URLSession/Upload Task.swift",
        "Publishers/URLSession/Validate.swift",
        "Publishers/Zip/Zip.swift",
        "Schedulers/Dispatch Queue.swift",
        "Schedulers/Immediate Scheduler.swift",
        "Schedulers/Operation Queue.swift",
        "Schedulers/Run Loop.swift",
        "Subjects/Current Value Subject.swift",
        "Subjects/Passthrough Subject.swift",
        "Subscribers/Any/Any Subscriber.swift",
        "Subscribers/Assign/Assign No Retain.swift",
        "Subscribers/Assign/Assign.swift",
        "Subscribers/Completion/Completion.swift",
        "Subscribers/Demand/Demand.swift",
        "Subscribers/Internal/Filter Producer.swift",
        "Subscribers/Internal/PartialCompletion.swift",
        "Subscribers/Internal/Reduce Producer.swift",
        "Subscribers/Internal/Subject Subscriber.swift",
        "Subscribers/OnCompletion/OnCompletion.swift",
        "Subscribers/Sink/Sink.swift",
        "Subscribers/Subscribers.swift",
        "Subscriptions/Empty/Empty.swift",
        "Subscriptions/Internal/Subscription Status.swift",
        "Subscriptions/Subscriptions.swift"
      ],
      "target_dependencies" : [
        "PublisherKitHelpers"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Done.