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Build Information

Failed to build Pipes, reference master (9b1795), with Swift 6.1 for Wasm on 27 May 2025 09:22:53 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.63.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/puremvc/puremvc-swift-util-pipes.git
Reference: master
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/puremvc/puremvc-swift-util-pipes
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 9b1795b SPM update
Cloned https://github.com/puremvc/puremvc-swift-util-pipes.git
Revision (git rev-parse @):
9b1795bd9bb212705cef6854f7fbbdcf725d00d4
SUCCESS checkout https://github.com/puremvc/puremvc-swift-util-pipes.git at master
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/puremvc/puremvc-swift-util-pipes.git
https://github.com/puremvc/puremvc-swift-util-pipes.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "puremvc-swift-multicore-framework",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.4.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/PureMVC/puremvc-swift-multicore-framework"
    }
  ],
  "manifest_display_name" : "Pipes",
  "name" : "Pipes",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Pipes",
      "targets" : [
        "Pipes"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PipesTests",
      "module_type" : "SwiftTarget",
      "name" : "PipesTests",
      "path" : "Tests/PipesTests",
      "sources" : [
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/FilterTest.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/JunctionTest.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/MessageTest.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/PipeListenerTest.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/PipeTest.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/QueueTest.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/TeeMergeTest.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/TeeSplitTest.swift"
      ],
      "target_dependencies" : [
        "Pipes"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Pipes",
      "module_type" : "SwiftTarget",
      "name" : "Pipes",
      "path" : "Sources/Pipes",
      "product_dependencies" : [
        "PureMVC"
      ],
      "product_memberships" : [
        "Pipes"
      ],
      "sources" : [
        "org/puremvc/swift/multicore/utilities/pipes/interfaces/IPipeAware.swift",
        "org/puremvc/swift/multicore/utilities/pipes/interfaces/IPipeFitting.swift",
        "org/puremvc/swift/multicore/utilities/pipes/interfaces/IPipeMessage.swift",
        "org/puremvc/swift/multicore/utilities/pipes/messages/FilterControlMessage.swift",
        "org/puremvc/swift/multicore/utilities/pipes/messages/Message.swift",
        "org/puremvc/swift/multicore/utilities/pipes/messages/QueueControlMessage.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/Filter.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/Junction.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/JunctionMediator.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/Pipe.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/PipeListener.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/Queue.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/TeeMerge.swift",
        "org/puremvc/swift/multicore/utilities/pipes/plumbing/TeeSplit.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
wasm-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:059e0fdbe549369b902c0d423739510ddee50a4a70258d1404125eb9394ef31c
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
Fetching https://github.com/PureMVC/puremvc-swift-multicore-framework
[1/1645] Fetching puremvc-swift-multicore-framework
Fetched https://github.com/PureMVC/puremvc-swift-multicore-framework from cache (1.55s)
Computing version for https://github.com/PureMVC/puremvc-swift-multicore-framework
Computed https://github.com/PureMVC/puremvc-swift-multicore-framework at 1.7.0 (2.17s)
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2049] Fetching swift-docc-plugin
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (0.86s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.4.3 (1.56s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3389] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.30s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.92s)
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/PureMVC/puremvc-swift-multicore-framework
Working copy of https://github.com/PureMVC/puremvc-swift-multicore-framework resolved at 1.7.0
Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.4.3
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/5] Write sources
[4/5] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/25] Emitting module PureMVC
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
[7/27] Compiling PureMVC Observer.swift
[8/27] Compiling PureMVC Proxy.swift
[9/27] Compiling PureMVC IMediator.swift
[10/27] Compiling PureMVC IModel.swift
[11/27] Compiling PureMVC INotification.swift
[12/27] Compiling PureMVC INotifier.swift
[13/27] Compiling PureMVC IObserver.swift
[14/27] Compiling PureMVC IProxy.swift
[15/27] Compiling PureMVC IView.swift
[16/27] Compiling PureMVC MacroCommand.swift
[17/27] Compiling PureMVC SimpleCommand.swift
[18/27] Compiling PureMVC Notification.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
[19/27] Compiling PureMVC Notifier.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
[20/27] Compiling PureMVC ICommand.swift
[21/27] Compiling PureMVC IController.swift
[22/27] Compiling PureMVC IFacade.swift
[23/27] Compiling PureMVC Controller.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:109:36: error: cannot infer contextual base in reference to member 'barrier'
107 |     */
108 |     open class func getInstance(_ key:String, factory: (String) -> IController) -> IController? {
109 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
110 |             if instanceMap[key] == nil {
111 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:132:38: error: cannot infer contextual base in reference to member 'barrier'
130 |     */
131 |     open func registerCommand(_ notificationName: String, factory: @escaping () -> ICommand) {
132 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
133 |             if commandMap[notificationName] == nil { // weak reference to Controller (self) to avoid reference cycle with View and Observer
134 |                 view.registerObserver(notificationName, observer: Observer(notifyMethod: {[weak self] notification in self?.executeCommand(notification)}, notifyContext: self))
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:175:38: error: cannot infer contextual base in reference to member 'barrier'
173 |     */
174 |     open func removeCommand(_ notificationName: String) {
175 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
176 |             guard commandMap[notificationName] != nil else { return }
177 |             view.removeObserver(notificationName, notifyContext: self)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:189:36: error: cannot infer contextual base in reference to member 'barrier'
187 |     */
188 |     open class func removeController(_ key: String) {
189 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
190 |             _ = instanceMap.removeValue(forKey: key)
191 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:92:36: error: cannot infer contextual base in reference to member 'barrier'
 90 |     */
 91 |     open class func getInstance(_ key: String, factory: (String) -> IModel) -> IModel? {
 92 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 93 |             if instanceMap[key] == nil {
 94 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:107:36: error: cannot infer contextual base in reference to member 'barrier'
105 |     open func registerProxy(_ proxy: IProxy) {
106 |         proxy.initializeNotifier(multitonKey)
107 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
108 |             proxyMap[proxy.name] = proxy
109 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:145:36: error: cannot infer contextual base in reference to member 'barrier'
143 |     @discardableResult open func removeProxy(_ proxyName: String) -> IProxy? {
144 |         var removed: IProxy?
145 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
146 |             removed = proxyMap.removeValue(forKey: proxyName)
147 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:159:36: error: cannot infer contextual base in reference to member 'barrier'
157 |     */
158 |     open class func removeModel(_ key: String) {
159 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
160 |             _ = instanceMap.removeValue(forKey: key)
161 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:97:36: error: cannot infer contextual base in reference to member 'barrier'
 95 |     */
 96 |     open class func getInstance(_ key: String, factory: (String) -> IView) -> IView? {
 97 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 98 |             if instanceMap[key] == nil {
 99 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:113:39: error: cannot infer contextual base in reference to member 'barrier'
111 |     */
112 |     open func registerObserver(_ notificationName: String, observer: IObserver) {
113 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
114 |             if observerMap[notificationName] != nil {
115 |                 observerMap[notificationName]!.append(observer)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:150:39: error: cannot infer contextual base in reference to member 'barrier'
148 |     */
149 |     open func removeObserver(_ notificationName: String, notifyContext: AnyObject) {
150 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
151 |             // the observer list for the notification under inspection
152 |             guard var observers = observerMap[notificationName] else { return }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:192:39: error: cannot infer contextual base in reference to member 'barrier'
190 |         mediator.initializeNotifier(multitonKey)
191 |
192 |         mediatorMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
193 |             // Register the Mediator for retrieval by name
194 |             mediatorMap[mediator.name] = mediator
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:243:53: error: cannot infer contextual base in reference to member 'barrier'
241 |     @discardableResult open func removeMediator(_ mediatorName: String) -> IMediator? {
242 |         // remove the mediator from the map
243 |         let removed = mediatorMapQueue.sync(flags: .barrier) {
    |                                                     `- error: cannot infer contextual base in reference to member 'barrier'
244 |             mediatorMap.removeValue(forKey: mediatorName)
245 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:268:36: error: cannot infer contextual base in reference to member 'barrier'
266 |     */
267 |     open class func removeView(_ key: String) {
268 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
269 |             _ = instanceMap.removeValue(forKey: key)
270 |         }
[24/27] Compiling PureMVC Model.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:109:36: error: cannot infer contextual base in reference to member 'barrier'
107 |     */
108 |     open class func getInstance(_ key:String, factory: (String) -> IController) -> IController? {
109 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
110 |             if instanceMap[key] == nil {
111 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:132:38: error: cannot infer contextual base in reference to member 'barrier'
130 |     */
131 |     open func registerCommand(_ notificationName: String, factory: @escaping () -> ICommand) {
132 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
133 |             if commandMap[notificationName] == nil { // weak reference to Controller (self) to avoid reference cycle with View and Observer
134 |                 view.registerObserver(notificationName, observer: Observer(notifyMethod: {[weak self] notification in self?.executeCommand(notification)}, notifyContext: self))
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:175:38: error: cannot infer contextual base in reference to member 'barrier'
173 |     */
174 |     open func removeCommand(_ notificationName: String) {
175 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
176 |             guard commandMap[notificationName] != nil else { return }
177 |             view.removeObserver(notificationName, notifyContext: self)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:189:36: error: cannot infer contextual base in reference to member 'barrier'
187 |     */
188 |     open class func removeController(_ key: String) {
189 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
190 |             _ = instanceMap.removeValue(forKey: key)
191 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:92:36: error: cannot infer contextual base in reference to member 'barrier'
 90 |     */
 91 |     open class func getInstance(_ key: String, factory: (String) -> IModel) -> IModel? {
 92 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 93 |             if instanceMap[key] == nil {
 94 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:107:36: error: cannot infer contextual base in reference to member 'barrier'
105 |     open func registerProxy(_ proxy: IProxy) {
106 |         proxy.initializeNotifier(multitonKey)
107 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
108 |             proxyMap[proxy.name] = proxy
109 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:145:36: error: cannot infer contextual base in reference to member 'barrier'
143 |     @discardableResult open func removeProxy(_ proxyName: String) -> IProxy? {
144 |         var removed: IProxy?
145 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
146 |             removed = proxyMap.removeValue(forKey: proxyName)
147 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:159:36: error: cannot infer contextual base in reference to member 'barrier'
157 |     */
158 |     open class func removeModel(_ key: String) {
159 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
160 |             _ = instanceMap.removeValue(forKey: key)
161 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:97:36: error: cannot infer contextual base in reference to member 'barrier'
 95 |     */
 96 |     open class func getInstance(_ key: String, factory: (String) -> IView) -> IView? {
 97 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 98 |             if instanceMap[key] == nil {
 99 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:113:39: error: cannot infer contextual base in reference to member 'barrier'
111 |     */
112 |     open func registerObserver(_ notificationName: String, observer: IObserver) {
113 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
114 |             if observerMap[notificationName] != nil {
115 |                 observerMap[notificationName]!.append(observer)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:150:39: error: cannot infer contextual base in reference to member 'barrier'
148 |     */
149 |     open func removeObserver(_ notificationName: String, notifyContext: AnyObject) {
150 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
151 |             // the observer list for the notification under inspection
152 |             guard var observers = observerMap[notificationName] else { return }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:192:39: error: cannot infer contextual base in reference to member 'barrier'
190 |         mediator.initializeNotifier(multitonKey)
191 |
192 |         mediatorMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
193 |             // Register the Mediator for retrieval by name
194 |             mediatorMap[mediator.name] = mediator
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:243:53: error: cannot infer contextual base in reference to member 'barrier'
241 |     @discardableResult open func removeMediator(_ mediatorName: String) -> IMediator? {
242 |         // remove the mediator from the map
243 |         let removed = mediatorMapQueue.sync(flags: .barrier) {
    |                                                     `- error: cannot infer contextual base in reference to member 'barrier'
244 |             mediatorMap.removeValue(forKey: mediatorName)
245 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:268:36: error: cannot infer contextual base in reference to member 'barrier'
266 |     */
267 |     open class func removeView(_ key: String) {
268 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
269 |             _ = instanceMap.removeValue(forKey: key)
270 |         }
[25/27] Compiling PureMVC View.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:109:36: error: cannot infer contextual base in reference to member 'barrier'
107 |     */
108 |     open class func getInstance(_ key:String, factory: (String) -> IController) -> IController? {
109 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
110 |             if instanceMap[key] == nil {
111 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:132:38: error: cannot infer contextual base in reference to member 'barrier'
130 |     */
131 |     open func registerCommand(_ notificationName: String, factory: @escaping () -> ICommand) {
132 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
133 |             if commandMap[notificationName] == nil { // weak reference to Controller (self) to avoid reference cycle with View and Observer
134 |                 view.registerObserver(notificationName, observer: Observer(notifyMethod: {[weak self] notification in self?.executeCommand(notification)}, notifyContext: self))
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:175:38: error: cannot infer contextual base in reference to member 'barrier'
173 |     */
174 |     open func removeCommand(_ notificationName: String) {
175 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
176 |             guard commandMap[notificationName] != nil else { return }
177 |             view.removeObserver(notificationName, notifyContext: self)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:189:36: error: cannot infer contextual base in reference to member 'barrier'
187 |     */
188 |     open class func removeController(_ key: String) {
189 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
190 |             _ = instanceMap.removeValue(forKey: key)
191 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:92:36: error: cannot infer contextual base in reference to member 'barrier'
 90 |     */
 91 |     open class func getInstance(_ key: String, factory: (String) -> IModel) -> IModel? {
 92 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 93 |             if instanceMap[key] == nil {
 94 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:107:36: error: cannot infer contextual base in reference to member 'barrier'
105 |     open func registerProxy(_ proxy: IProxy) {
106 |         proxy.initializeNotifier(multitonKey)
107 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
108 |             proxyMap[proxy.name] = proxy
109 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:145:36: error: cannot infer contextual base in reference to member 'barrier'
143 |     @discardableResult open func removeProxy(_ proxyName: String) -> IProxy? {
144 |         var removed: IProxy?
145 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
146 |             removed = proxyMap.removeValue(forKey: proxyName)
147 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:159:36: error: cannot infer contextual base in reference to member 'barrier'
157 |     */
158 |     open class func removeModel(_ key: String) {
159 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
160 |             _ = instanceMap.removeValue(forKey: key)
161 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:97:36: error: cannot infer contextual base in reference to member 'barrier'
 95 |     */
 96 |     open class func getInstance(_ key: String, factory: (String) -> IView) -> IView? {
 97 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 98 |             if instanceMap[key] == nil {
 99 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:113:39: error: cannot infer contextual base in reference to member 'barrier'
111 |     */
112 |     open func registerObserver(_ notificationName: String, observer: IObserver) {
113 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
114 |             if observerMap[notificationName] != nil {
115 |                 observerMap[notificationName]!.append(observer)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:150:39: error: cannot infer contextual base in reference to member 'barrier'
148 |     */
149 |     open func removeObserver(_ notificationName: String, notifyContext: AnyObject) {
150 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
151 |             // the observer list for the notification under inspection
152 |             guard var observers = observerMap[notificationName] else { return }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:192:39: error: cannot infer contextual base in reference to member 'barrier'
190 |         mediator.initializeNotifier(multitonKey)
191 |
192 |         mediatorMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
193 |             // Register the Mediator for retrieval by name
194 |             mediatorMap[mediator.name] = mediator
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:243:53: error: cannot infer contextual base in reference to member 'barrier'
241 |     @discardableResult open func removeMediator(_ mediatorName: String) -> IMediator? {
242 |         // remove the mediator from the map
243 |         let removed = mediatorMapQueue.sync(flags: .barrier) {
    |                                                     `- error: cannot infer contextual base in reference to member 'barrier'
244 |             mediatorMap.removeValue(forKey: mediatorName)
245 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:268:36: error: cannot infer contextual base in reference to member 'barrier'
266 |     */
267 |     open class func removeView(_ key: String) {
268 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
269 |             _ = instanceMap.removeValue(forKey: key)
270 |         }
[26/27] Compiling PureMVC Facade.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:84:39: error: cannot infer contextual base in reference to member 'barrier'
 82 |     */
 83 |     open class func getInstance(_ key: String, factory: (String) -> IFacade) -> IFacade? {
 84 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
 85 |             if instanceMap[key] == nil {
 86 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:331:39: error: cannot infer contextual base in reference to member 'barrier'
329 |     */
330 |     open class func removeCore(_ key: String) {
331 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
332 |             Model.removeModel(key)
333 |             View.removeView(key)
[27/27] Compiling PureMVC Mediator.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:84:39: error: cannot infer contextual base in reference to member 'barrier'
 82 |     */
 83 |     open class func getInstance(_ key: String, factory: (String) -> IFacade) -> IFacade? {
 84 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
 85 |             if instanceMap[key] == nil {
 86 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:331:39: error: cannot infer contextual base in reference to member 'barrier'
329 |     */
330 |     open class func removeCore(_ key: String) {
331 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
332 |             Model.removeModel(key)
333 |             View.removeView(key)
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:059e0fdbe549369b902c0d423739510ddee50a4a70258d1404125eb9394ef31c
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
[0/1] Planning build
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/23] Compiling PureMVC IMediator.swift
[5/23] Compiling PureMVC IModel.swift
[6/23] Compiling PureMVC INotification.swift
[7/25] Compiling PureMVC ICommand.swift
[8/25] Compiling PureMVC IController.swift
[9/25] Compiling PureMVC IFacade.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[10/25] Emitting module PureMVC
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
[11/25] Compiling PureMVC Facade.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:84:39: error: cannot infer contextual base in reference to member 'barrier'
 82 |     */
 83 |     open class func getInstance(_ key: String, factory: (String) -> IFacade) -> IFacade? {
 84 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
 85 |             if instanceMap[key] == nil {
 86 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:331:39: error: cannot infer contextual base in reference to member 'barrier'
329 |     */
330 |     open class func removeCore(_ key: String) {
331 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
332 |             Model.removeModel(key)
333 |             View.removeView(key)
[12/25] Compiling PureMVC Mediator.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:84:39: error: cannot infer contextual base in reference to member 'barrier'
 82 |     */
 83 |     open class func getInstance(_ key: String, factory: (String) -> IFacade) -> IFacade? {
 84 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
 85 |             if instanceMap[key] == nil {
 86 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:331:39: error: cannot infer contextual base in reference to member 'barrier'
329 |     */
330 |     open class func removeCore(_ key: String) {
331 |         instanceMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
332 |             Model.removeModel(key)
333 |             View.removeView(key)
[13/25] Compiling PureMVC Controller.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:109:36: error: cannot infer contextual base in reference to member 'barrier'
107 |     */
108 |     open class func getInstance(_ key:String, factory: (String) -> IController) -> IController? {
109 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
110 |             if instanceMap[key] == nil {
111 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:132:38: error: cannot infer contextual base in reference to member 'barrier'
130 |     */
131 |     open func registerCommand(_ notificationName: String, factory: @escaping () -> ICommand) {
132 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
133 |             if commandMap[notificationName] == nil { // weak reference to Controller (self) to avoid reference cycle with View and Observer
134 |                 view.registerObserver(notificationName, observer: Observer(notifyMethod: {[weak self] notification in self?.executeCommand(notification)}, notifyContext: self))
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:175:38: error: cannot infer contextual base in reference to member 'barrier'
173 |     */
174 |     open func removeCommand(_ notificationName: String) {
175 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
176 |             guard commandMap[notificationName] != nil else { return }
177 |             view.removeObserver(notificationName, notifyContext: self)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:189:36: error: cannot infer contextual base in reference to member 'barrier'
187 |     */
188 |     open class func removeController(_ key: String) {
189 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
190 |             _ = instanceMap.removeValue(forKey: key)
191 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:92:36: error: cannot infer contextual base in reference to member 'barrier'
 90 |     */
 91 |     open class func getInstance(_ key: String, factory: (String) -> IModel) -> IModel? {
 92 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 93 |             if instanceMap[key] == nil {
 94 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:107:36: error: cannot infer contextual base in reference to member 'barrier'
105 |     open func registerProxy(_ proxy: IProxy) {
106 |         proxy.initializeNotifier(multitonKey)
107 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
108 |             proxyMap[proxy.name] = proxy
109 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:145:36: error: cannot infer contextual base in reference to member 'barrier'
143 |     @discardableResult open func removeProxy(_ proxyName: String) -> IProxy? {
144 |         var removed: IProxy?
145 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
146 |             removed = proxyMap.removeValue(forKey: proxyName)
147 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:159:36: error: cannot infer contextual base in reference to member 'barrier'
157 |     */
158 |     open class func removeModel(_ key: String) {
159 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
160 |             _ = instanceMap.removeValue(forKey: key)
161 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:97:36: error: cannot infer contextual base in reference to member 'barrier'
 95 |     */
 96 |     open class func getInstance(_ key: String, factory: (String) -> IView) -> IView? {
 97 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 98 |             if instanceMap[key] == nil {
 99 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:113:39: error: cannot infer contextual base in reference to member 'barrier'
111 |     */
112 |     open func registerObserver(_ notificationName: String, observer: IObserver) {
113 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
114 |             if observerMap[notificationName] != nil {
115 |                 observerMap[notificationName]!.append(observer)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:150:39: error: cannot infer contextual base in reference to member 'barrier'
148 |     */
149 |     open func removeObserver(_ notificationName: String, notifyContext: AnyObject) {
150 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
151 |             // the observer list for the notification under inspection
152 |             guard var observers = observerMap[notificationName] else { return }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:192:39: error: cannot infer contextual base in reference to member 'barrier'
190 |         mediator.initializeNotifier(multitonKey)
191 |
192 |         mediatorMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
193 |             // Register the Mediator for retrieval by name
194 |             mediatorMap[mediator.name] = mediator
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:243:53: error: cannot infer contextual base in reference to member 'barrier'
241 |     @discardableResult open func removeMediator(_ mediatorName: String) -> IMediator? {
242 |         // remove the mediator from the map
243 |         let removed = mediatorMapQueue.sync(flags: .barrier) {
    |                                                     `- error: cannot infer contextual base in reference to member 'barrier'
244 |             mediatorMap.removeValue(forKey: mediatorName)
245 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:268:36: error: cannot infer contextual base in reference to member 'barrier'
266 |     */
267 |     open class func removeView(_ key: String) {
268 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
269 |             _ = instanceMap.removeValue(forKey: key)
270 |         }
[14/25] Compiling PureMVC Model.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:109:36: error: cannot infer contextual base in reference to member 'barrier'
107 |     */
108 |     open class func getInstance(_ key:String, factory: (String) -> IController) -> IController? {
109 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
110 |             if instanceMap[key] == nil {
111 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:132:38: error: cannot infer contextual base in reference to member 'barrier'
130 |     */
131 |     open func registerCommand(_ notificationName: String, factory: @escaping () -> ICommand) {
132 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
133 |             if commandMap[notificationName] == nil { // weak reference to Controller (self) to avoid reference cycle with View and Observer
134 |                 view.registerObserver(notificationName, observer: Observer(notifyMethod: {[weak self] notification in self?.executeCommand(notification)}, notifyContext: self))
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:175:38: error: cannot infer contextual base in reference to member 'barrier'
173 |     */
174 |     open func removeCommand(_ notificationName: String) {
175 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
176 |             guard commandMap[notificationName] != nil else { return }
177 |             view.removeObserver(notificationName, notifyContext: self)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:189:36: error: cannot infer contextual base in reference to member 'barrier'
187 |     */
188 |     open class func removeController(_ key: String) {
189 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
190 |             _ = instanceMap.removeValue(forKey: key)
191 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:92:36: error: cannot infer contextual base in reference to member 'barrier'
 90 |     */
 91 |     open class func getInstance(_ key: String, factory: (String) -> IModel) -> IModel? {
 92 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 93 |             if instanceMap[key] == nil {
 94 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:107:36: error: cannot infer contextual base in reference to member 'barrier'
105 |     open func registerProxy(_ proxy: IProxy) {
106 |         proxy.initializeNotifier(multitonKey)
107 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
108 |             proxyMap[proxy.name] = proxy
109 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:145:36: error: cannot infer contextual base in reference to member 'barrier'
143 |     @discardableResult open func removeProxy(_ proxyName: String) -> IProxy? {
144 |         var removed: IProxy?
145 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
146 |             removed = proxyMap.removeValue(forKey: proxyName)
147 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:159:36: error: cannot infer contextual base in reference to member 'barrier'
157 |     */
158 |     open class func removeModel(_ key: String) {
159 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
160 |             _ = instanceMap.removeValue(forKey: key)
161 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:97:36: error: cannot infer contextual base in reference to member 'barrier'
 95 |     */
 96 |     open class func getInstance(_ key: String, factory: (String) -> IView) -> IView? {
 97 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 98 |             if instanceMap[key] == nil {
 99 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:113:39: error: cannot infer contextual base in reference to member 'barrier'
111 |     */
112 |     open func registerObserver(_ notificationName: String, observer: IObserver) {
113 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
114 |             if observerMap[notificationName] != nil {
115 |                 observerMap[notificationName]!.append(observer)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:150:39: error: cannot infer contextual base in reference to member 'barrier'
148 |     */
149 |     open func removeObserver(_ notificationName: String, notifyContext: AnyObject) {
150 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
151 |             // the observer list for the notification under inspection
152 |             guard var observers = observerMap[notificationName] else { return }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:192:39: error: cannot infer contextual base in reference to member 'barrier'
190 |         mediator.initializeNotifier(multitonKey)
191 |
192 |         mediatorMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
193 |             // Register the Mediator for retrieval by name
194 |             mediatorMap[mediator.name] = mediator
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:243:53: error: cannot infer contextual base in reference to member 'barrier'
241 |     @discardableResult open func removeMediator(_ mediatorName: String) -> IMediator? {
242 |         // remove the mediator from the map
243 |         let removed = mediatorMapQueue.sync(flags: .barrier) {
    |                                                     `- error: cannot infer contextual base in reference to member 'barrier'
244 |             mediatorMap.removeValue(forKey: mediatorName)
245 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:268:36: error: cannot infer contextual base in reference to member 'barrier'
266 |     */
267 |     open class func removeView(_ key: String) {
268 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
269 |             _ = instanceMap.removeValue(forKey: key)
270 |         }
[15/25] Compiling PureMVC View.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:36: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                    `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:50:111: error: cannot find 'DispatchQueue' in scope
 48 |     // Concurrent queue for commandMap
 49 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 50 |     internal let commandMapQueue = DispatchQueue(label: "org.puremvc.controller.commandMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                               `- error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:40: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:59:113: error: cannot find 'DispatchQueue' in scope
 57 |
 58 |     // instance Queue for thread safety
 59 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.controller.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                 `- error: cannot find 'DispatchQueue' in scope
 60 |
 61 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:109:36: error: cannot infer contextual base in reference to member 'barrier'
107 |     */
108 |     open class func getInstance(_ key:String, factory: (String) -> IController) -> IController? {
109 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
110 |             if instanceMap[key] == nil {
111 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:132:38: error: cannot infer contextual base in reference to member 'barrier'
130 |     */
131 |     open func registerCommand(_ notificationName: String, factory: @escaping () -> ICommand) {
132 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
133 |             if commandMap[notificationName] == nil { // weak reference to Controller (self) to avoid reference cycle with View and Observer
134 |                 view.registerObserver(notificationName, observer: Observer(notifyMethod: {[weak self] notification in self?.executeCommand(notification)}, notifyContext: self))
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:175:38: error: cannot infer contextual base in reference to member 'barrier'
173 |     */
174 |     open func removeCommand(_ notificationName: String) {
175 |         commandMapQueue.sync(flags: .barrier) {
    |                                      `- error: cannot infer contextual base in reference to member 'barrier'
176 |             guard commandMap[notificationName] != nil else { return }
177 |             view.removeObserver(notificationName, notifyContext: self)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Controller.swift:189:36: error: cannot infer contextual base in reference to member 'barrier'
187 |     */
188 |     open class func removeController(_ key: String) {
189 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
190 |             _ = instanceMap.removeValue(forKey: key)
191 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:34: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                  `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:39:102: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for proxyMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     internal let proxyMapQueue = DispatchQueue(label: "org.puremvc.model.proxyMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                      `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:40: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:48:108: error: cannot find 'DispatchQueue' in scope
 46 |
 47 |     // instance Queue for thread safety
 48 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.model.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                            `- error: cannot find 'DispatchQueue' in scope
 49 |
 50 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:92:36: error: cannot infer contextual base in reference to member 'barrier'
 90 |     */
 91 |     open class func getInstance(_ key: String, factory: (String) -> IModel) -> IModel? {
 92 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 93 |             if instanceMap[key] == nil {
 94 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:107:36: error: cannot infer contextual base in reference to member 'barrier'
105 |     open func registerProxy(_ proxy: IProxy) {
106 |         proxy.initializeNotifier(multitonKey)
107 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
108 |             proxyMap[proxy.name] = proxy
109 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:145:36: error: cannot infer contextual base in reference to member 'barrier'
143 |     @discardableResult open func removeProxy(_ proxyName: String) -> IProxy? {
144 |         var removed: IProxy?
145 |         proxyMapQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
146 |             removed = proxyMap.removeValue(forKey: proxyName)
147 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/Model.swift:159:36: error: cannot infer contextual base in reference to member 'barrier'
157 |     */
158 |     open class func removeModel(_ key: String) {
159 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
160 |             _ = instanceMap.removeValue(forKey: key)
161 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:37: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:37:107: error: cannot find 'DispatchQueue' in scope
 35 |     // Concurrent queue for mediatorMap
 36 |    // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 37 |     internal let mediatorMapQueue = DispatchQueue(label: "org.puremvc.view.mediatorMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 38 |
 39 |     // Mapping of Notification names to Observer lists
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:37: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                     `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:44:107: error: cannot find 'DispatchQueue' in scope
 42 |     // Concurrent queue for observerMap
 43 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 44 |     internal let observerMapQueue = DispatchQueue(label: "org.puremvc.view.observerMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 45 |
 46 |     /// The Multiton Key for this app
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:40: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                        `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:53:107: error: cannot find 'DispatchQueue' in scope
 51 |
 52 |     // instance Queue for thread safety
 53 |     private static let instanceQueue = DispatchQueue(label: "org.puremvc.view.instanceQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                           `- error: cannot find 'DispatchQueue' in scope
 54 |
 55 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:97:36: error: cannot infer contextual base in reference to member 'barrier'
 95 |     */
 96 |     open class func getInstance(_ key: String, factory: (String) -> IView) -> IView? {
 97 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
 98 |             if instanceMap[key] == nil {
 99 |                 instanceMap[key] = factory(key)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:113:39: error: cannot infer contextual base in reference to member 'barrier'
111 |     */
112 |     open func registerObserver(_ notificationName: String, observer: IObserver) {
113 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
114 |             if observerMap[notificationName] != nil {
115 |                 observerMap[notificationName]!.append(observer)
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:150:39: error: cannot infer contextual base in reference to member 'barrier'
148 |     */
149 |     open func removeObserver(_ notificationName: String, notifyContext: AnyObject) {
150 |         observerMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
151 |             // the observer list for the notification under inspection
152 |             guard var observers = observerMap[notificationName] else { return }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:192:39: error: cannot infer contextual base in reference to member 'barrier'
190 |         mediator.initializeNotifier(multitonKey)
191 |
192 |         mediatorMapQueue.sync(flags: .barrier) {
    |                                       `- error: cannot infer contextual base in reference to member 'barrier'
193 |             // Register the Mediator for retrieval by name
194 |             mediatorMap[mediator.name] = mediator
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:243:53: error: cannot infer contextual base in reference to member 'barrier'
241 |     @discardableResult open func removeMediator(_ mediatorName: String) -> IMediator? {
242 |         // remove the mediator from the map
243 |         let removed = mediatorMapQueue.sync(flags: .barrier) {
    |                                                     `- error: cannot infer contextual base in reference to member 'barrier'
244 |             mediatorMap.removeValue(forKey: mediatorName)
245 |         }
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/core/View.swift:268:36: error: cannot infer contextual base in reference to member 'barrier'
266 |     */
267 |     open class func removeView(_ key: String) {
268 |         instanceQueue.sync(flags: .barrier) {
    |                                    `- error: cannot infer contextual base in reference to member 'barrier'
269 |             _ = instanceMap.removeValue(forKey: key)
270 |         }
[16/25] Compiling PureMVC INotifier.swift
[17/25] Compiling PureMVC IObserver.swift
[18/25] Compiling PureMVC IProxy.swift
[19/25] Compiling PureMVC IView.swift
[20/25] Compiling PureMVC MacroCommand.swift
[21/25] Compiling PureMVC SimpleCommand.swift
[22/25] Compiling PureMVC Notification.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
[23/25] Compiling PureMVC Notifier.swift
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:43: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                           `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
/host/spi-builder-workspace/.build/checkouts/puremvc-swift-multicore-framework/Sources/PureMVC/patterns/facade/Facade.swift:39:115: error: cannot find 'DispatchQueue' in scope
 37 |     // Concurrent queue for instanceMap
 38 |     // for speed and convenience of running concurrently while reading, and thread safety of blocking while mutating
 39 |     private static let instanceMapQueue = DispatchQueue(label: "org.puremvc.facade.instanceMapQueue", attributes: DispatchQueue.Attributes.concurrent)
    |                                                                                                                   `- error: cannot find 'DispatchQueue' in scope
 40 |
 41 |     /// Message constant
[24/25] Compiling PureMVC Observer.swift
[25/25] Compiling PureMVC Proxy.swift
BUILD FAILURE 6.1 wasm