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Build Information

Successful build of PublisherKit, reference master (0abfe5), with Swift 6.4 for macOS (SPM) on 16 Sep 2026 23:11:42 UTC.

Swift 6 data race errors: 0

Build Command

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

Build Log

========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/ragzy15/PublisherKit.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/ragzy15/PublisherKit
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 0abfe5f Merge pull request #38 from ragzy15/hotfix/validate
Cloned https://github.com/ragzy15/PublisherKit.git
Revision (git rev-parse @):
0abfe5f5d7c5be13f933fcfe2372e8c9ab3ddf90
SUCCESS checkout https://github.com/ragzy15/PublisherKit.git at master
========================================
Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/ragzy15/PublisherKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 96]
[Planning deferred tasks]
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[25 / 35] PublisherKitHelpers
[26 / 35] PublisherKit
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[100 / 109] PublisherKit
[106 / 109] PublisherKit
Build complete! (10.73 sec)
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Operations/Asynchronous Operation.swift:10:12: warning: class 'AsynchronousOperation' must restate inherited '@unchecked Sendable' conformance
  8 | import Foundation
  9 |
 10 | open class AsynchronousOperation: Operation {
    |            `- warning: class 'AsynchronousOperation' must restate inherited '@unchecked Sendable' conformance
 11 |
 12 |     override open var isAsynchronous: Bool {
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Operations/Asynchronous Operation.swift:57:13: warning: class 'AsynchronousBlockOperation' must restate inherited '@unchecked Sendable' conformance
 55 |
 56 | /* Used By Operation Queue when conforms to Scheduler protocol */
 57 | final class AsynchronousBlockOperation: AsynchronousOperation {
    |             `- warning: class 'AsynchronousBlockOperation' must restate inherited '@unchecked Sendable' conformance
 58 |
 59 |     private var block: (() -> Void)?
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Protocols/Subject/Subject.swift:11:26: warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
 9 | ///
10 | /// A subject is a publisher that you can use to ”inject” values into a stream, by calling its [send()](apple-reference-documentation://hsyr-564TS) method. This can be useful for adapting existing imperative code to the Combine model.
11 | public protocol Subject: class, Publisher {
   |                          `- warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
12 |
13 |     /// Sends a value to the subscriber.
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Handle Events/Handle Events.swift:69:55: warning: generic parameter 'Upstream' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
  9 |
 10 |     /// A publisher that performs the specified closures when publisher events occur.
 11 |     public struct HandleEvents<Upstream: Publisher>: Publisher  {
    |                                `- note: 'Upstream' previously declared here
 12 |
 13 |         public typealias Output = Upstream.Output
    :
 67 |
 68 |     // MARK: HANDLE EVENTS SINK
 69 |     private final class Inner<Downstream: Subscriber, Upstream: Publisher>: Subscriber, Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Input == Upstream.Output, Downstream.Failure == Upstream.Failure {
    |                                                       `- warning: generic parameter 'Upstream' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 70 |
 71 |         typealias Input = Upstream.Output
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Handle Events/Handle Events.swift:69:55: warning: generic parameter 'Upstream' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
  9 |
 10 |     /// A publisher that performs the specified closures when publisher events occur.
 11 |     public struct HandleEvents<Upstream: Publisher>: Publisher  {
    |                                `- note: 'Upstream' previously declared here
 12 |
 13 |         public typealias Output = Upstream.Output
    :
 67 |
 68 |     // MARK: HANDLE EVENTS SINK
 69 |     private final class Inner<Downstream: Subscriber, Upstream: Publisher>: Subscriber, Subscription, CustomStringConvertible, CustomPlaygroundDisplayConvertible, CustomReflectable where Downstream.Input == Upstream.Output, Downstream.Failure == Upstream.Failure {
    |                                                       `- warning: generic parameter 'Upstream' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 70 |
 71 |         typealias Input = Upstream.Output
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Operations/Asynchronous Operation.swift:10:12: warning: class 'AsynchronousOperation' must restate inherited '@unchecked Sendable' conformance
  8 | import Foundation
  9 |
 10 | open class AsynchronousOperation: Operation {
    |            `- warning: class 'AsynchronousOperation' must restate inherited '@unchecked Sendable' conformance
 11 |
 12 |     override open var isAsynchronous: Bool {
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Operations/Asynchronous Operation.swift:57:13: warning: class 'AsynchronousBlockOperation' must restate inherited '@unchecked Sendable' conformance
 55 |
 56 | /* Used By Operation Queue when conforms to Scheduler protocol */
 57 | final class AsynchronousBlockOperation: AsynchronousOperation {
    |             `- warning: class 'AsynchronousBlockOperation' must restate inherited '@unchecked Sendable' conformance
 58 |
 59 |     private var block: (() -> Void)?
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Protocols/Publisher/Publisher+Operators.swift:69:47: warning: backward matching of the unlabeled trailing closure is deprecated; label the argument with 'receiveCompletion' to suppress this warning [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/trailing-closure-matching\TrailingClosureMatching]8;;\]
  67 |     /// - Returns: A publisher that raises a debugger signal upon receiving a failure.
  68 |     public func breakpointOnError() -> Publishers.Breakpoint<Self> {
  69 |         Publishers.Breakpoint(upstream: self) { (completion) -> Bool in
     |                                               `- warning: backward matching of the unlabeled trailing closure is deprecated; label the argument with 'receiveCompletion' to suppress this warning [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/trailing-closure-matching\TrailingClosureMatching]8;;\]
  70 |             switch completion {
  71 |             case .finished: return false
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Publishers/Breakpoint/Breakpoint.swift:41:16: note: 'init(upstream:receiveSubscription:receiveOutput:receiveCompletion:)' declared here
 39 |         ///   - receiveOutput: A closure that executes when the publisher receives output from the upstream publisher, and can raise a debugger signal by returning a true Boolean value.
 40 |         ///   - receiveCompletion: A closure that executes when the publisher receives completion, and can raise a debugger signal by returning a true Boolean value.
 41 |         public init(upstream: Upstream,
    |                `- note: 'init(upstream:receiveSubscription:receiveOutput:receiveCompletion:)' declared here
 42 |                     receiveSubscription: ((Subscription) -> Bool)? = nil,
 43 |                     receiveOutput: ((Upstream.Output) -> Bool)? = nil,
[#TrailingClosureMatching]: <https://docs.swift.org/compiler/documentation/diagnostics/trailing-closure-matching>
/Users/admin/builder/spi-builder-workspace/Sources/PublisherKit/Protocols/Subject/Subject.swift:11:26: warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
 9 | ///
10 | /// A subject is a publisher that you can use to ”inject” values into a stream, by calling its [send()](apple-reference-documentation://hsyr-564TS) method. This can be useful for adapting existing imperative code to the Combine model.
11 | public protocol Subject: class, Publisher {
   |                          `- warning: using 'class' keyword to define a class-constrained protocol is deprecated; use 'AnyObject' instead [#deprecation]
12 |
13 |     /// Sends a value to the subscriber.
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.