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Build Information

Successful build of UnleashProxyClientSwift, reference 2.4.0 (050a68), with Swift 6.1 for macOS (SPM) on 2 Aug 2025 07:31:37 UTC.

Swift 6 data race errors: 2

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Unleash/unleash-ios-sdk.git
Reference: 2.4.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Unleash/unleash-ios-sdk
 * tag               2.4.0      -> FETCH_HEAD
HEAD is now at 050a68f fix: threading issues with locks (#130)
Cloned https://github.com/Unleash/unleash-ios-sdk.git
Revision (git rev-parse @):
050a68f41bcbc831d809f3022c97038f4b16c032
SUCCESS checkout https://github.com/Unleash/unleash-ios-sdk.git at 2.4.0
Fetching https://github.com/cesarferreira/SwiftEventBus.git
[1/547] Fetching swifteventbus
Fetched https://github.com/cesarferreira/SwiftEventBus.git from cache (0.81s)
Computing version for https://github.com/cesarferreira/SwiftEventBus.git
Computed https://github.com/cesarferreira/SwiftEventBus.git at 5.1.0 (1.44s)
Creating working copy for https://github.com/cesarferreira/SwiftEventBus.git
Working copy of https://github.com/cesarferreira/SwiftEventBus.git resolved at 5.1.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "unleash-ios-sdk",
      "name": "UnleashProxyClientSwift",
      "url": "https://github.com/Unleash/unleash-ios-sdk.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/unleash-ios-sdk",
      "dependencies": [
        {
          "identity": "swifteventbus",
          "name": "SwiftEventBus",
          "url": "https://github.com/cesarferreira/SwiftEventBus.git",
          "version": "5.1.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftEventBus",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/Unleash/unleash-ios-sdk.git
[1/1661] Fetching unleash-ios-sdk
Fetched https://github.com/Unleash/unleash-ios-sdk.git from cache (0.82s)
Fetching https://github.com/cesarferreira/SwiftEventBus.git from cache
Fetched https://github.com/cesarferreira/SwiftEventBus.git from cache (0.41s)
Computing version for https://github.com/cesarferreira/SwiftEventBus.git
Computed https://github.com/cesarferreira/SwiftEventBus.git at 5.1.0 (0.47s)
Creating working copy for https://github.com/Unleash/unleash-ios-sdk.git
Working copy of https://github.com/Unleash/unleash-ios-sdk.git resolved at 2.4.0 (050a68f)
Creating working copy for https://github.com/cesarferreira/SwiftEventBus.git
Working copy of https://github.com/cesarferreira/SwiftEventBus.git resolved at 5.1.0
warning: '.resolve-product-dependencies': dependency 'unleash-ios-sdk' is not used by any target
Found 1 product dependencies
  - SwiftEventBus
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/Unleash/unleash-ios-sdk.git
https://github.com/Unleash/unleash-ios-sdk.git
{
  "dependencies" : [
    {
      "identity" : "swifteventbus",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "5.1.0",
            "upper_bound" : "6.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/cesarferreira/SwiftEventBus.git"
    }
  ],
  "manifest_display_name" : "UnleashProxyClientSwift",
  "name" : "UnleashProxyClientSwift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "UnleashProxyClientSwift",
      "targets" : [
        "UnleashProxyClientSwift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UnleashProxyClientSwiftTests",
      "module_type" : "SwiftTarget",
      "name" : "UnleashProxyClientSwiftTests",
      "path" : "Tests/UnleashProxyClientSwiftTests",
      "resources" : [
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Tests/UnleashProxyClientSwiftTests/FeatureResponseStub.json",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "BootstrapTests.swift",
        "ImpressionEventsTests.swift",
        "MetricsTests.swift",
        "MockMetrics.swift",
        "MockPoller.swift",
        "PollerTests.swift",
        "UnleashClientIntegrationTest.swift",
        "UnleashProxyClientSwiftTests.swift",
        "UnleashThreadSafetyTest.swift",
        "testUtils.swift"
      ],
      "target_dependencies" : [
        "UnleashProxyClientSwift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UnleashProxyClientSwift",
      "module_type" : "SwiftTarget",
      "name" : "UnleashProxyClientSwift",
      "path" : "Sources/UnleashProxyClientSwift",
      "product_dependencies" : [
        "SwiftEventBus"
      ],
      "product_memberships" : [
        "UnleashProxyClientSwift"
      ],
      "sources" : [
        "Client/Bootstrap.swift",
        "Client/UnleashProxyClientSwift.swift",
        "DTO/Context.swift",
        "DTO/FeatureResponse.swift",
        "DTO/Payload.swift",
        "DTO/Toggle.swift",
        "DTO/UnleashEvent.swift",
        "DTO/Variant.swift",
        "Events/ImpressionEvent.swift",
        "Metrics/Bucket.swift",
        "Metrics/Metrics.swift",
        "Metrics/MetricsPayload.swift",
        "Metrics/ToggleMetrics.swift",
        "Poller/CustomHeadersProvider.swift",
        "Poller/DefaultCustomHeadersProvider.swift",
        "Poller/DictionaryStorageProvider.swift",
        "Poller/Poller.swift",
        "Poller/PollerError.swift",
        "Poller/PollerSession.swift",
        "Poller/StorageProvider.swift",
        "Utils/Date+iso8601String.swift",
        "Utils/Printer.swift",
        "Utils/URLSession+Extensions.swift",
        "Utils/utils.swift",
        "Version/Version.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-2F0A5646E1D333AE.txt
[4/5] Compiling SwiftEventBus SwiftEventBus.swift
[5/5] Emitting module SwiftEventBus
[6/29] Emitting module UnleashProxyClientSwift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Variant.swift:35:16: warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | // MARK: - Variant
 2 | public struct Variant: Codable, Equatable {
   |               `- note: consider making struct 'Variant' conform to the 'Sendable' protocol
 3 |     enum CodingKeys: String, CodingKey {
 4 |         case name, enabled, payload
   :
33 |
34 | extension Variant {
35 |     static let defaultDisabled = Variant(
   |                |- warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: add '@MainActor' to make static property 'defaultDisabled' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
36 |         name: "disabled",
37 |         enabled: false,
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Utils/Printer.swift:12:24: warning: static property '_showPrintStatements' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
10 | class Printer {
11 |     private static let lock = NSLock()
12 |     private static var _showPrintStatements = false
   |                        |- warning: static property '_showPrintStatements' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                        |- note: convert '_showPrintStatements' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: add '@MainActor' to make static property '_showPrintStatements' part of global actor 'MainActor'
   |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
13 |
14 |     static var showPrintStatements: Bool {
[7/31] Compiling UnleashProxyClientSwift Printer.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Utils/Printer.swift:12:24: warning: static property '_showPrintStatements' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
10 | class Printer {
11 |     private static let lock = NSLock()
12 |     private static var _showPrintStatements = false
   |                        |- warning: static property '_showPrintStatements' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                        |- note: convert '_showPrintStatements' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: add '@MainActor' to make static property '_showPrintStatements' part of global actor 'MainActor'
   |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
13 |
14 |     static var showPrintStatements: Bool {
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Utils/URLSession+Extensions.swift:6:13: warning: capture of 'completionHandler' with non-sendable type '(Data?, URLResponse?, (any Error)?) -> Void' in a '@Sendable' closure
 4 |     public func perform(_ request: URLRequest, completionHandler: @escaping (Data?, URLResponse?, Error?) -> Void) {
 5 |         let task = dataTask(with: request) { (data, response, error) in
 6 |             completionHandler(data, response, error)
   |             |- warning: capture of 'completionHandler' with non-sendable type '(Data?, URLResponse?, (any Error)?) -> Void' in a '@Sendable' closure
   |             `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
 7 |         }
 8 |         task.resume()
[8/31] Compiling UnleashProxyClientSwift URLSession+Extensions.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Utils/Printer.swift:12:24: warning: static property '_showPrintStatements' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
10 | class Printer {
11 |     private static let lock = NSLock()
12 |     private static var _showPrintStatements = false
   |                        |- warning: static property '_showPrintStatements' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                        |- note: convert '_showPrintStatements' to a 'let' constant to make 'Sendable' shared state immutable
   |                        |- note: add '@MainActor' to make static property '_showPrintStatements' part of global actor 'MainActor'
   |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
13 |
14 |     static var showPrintStatements: Bool {
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Utils/URLSession+Extensions.swift:6:13: warning: capture of 'completionHandler' with non-sendable type '(Data?, URLResponse?, (any Error)?) -> Void' in a '@Sendable' closure
 4 |     public func perform(_ request: URLRequest, completionHandler: @escaping (Data?, URLResponse?, Error?) -> Void) {
 5 |         let task = dataTask(with: request) { (data, response, error) in
 6 |             completionHandler(data, response, error)
   |             |- warning: capture of 'completionHandler' with non-sendable type '(Data?, URLResponse?, (any Error)?) -> Void' in a '@Sendable' closure
   |             `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
 7 |         }
 8 |         task.resume()
[9/31] Compiling UnleashProxyClientSwift utils.swift
[10/31] Compiling UnleashProxyClientSwift Version.swift
[11/31] Compiling UnleashProxyClientSwift ToggleMetrics.swift
[12/31] Compiling UnleashProxyClientSwift CustomHeadersProvider.swift
[13/31] Compiling UnleashProxyClientSwift DefaultCustomHeadersProvider.swift
[14/31] Compiling UnleashProxyClientSwift Bootstrap.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:70:25: warning: capture of 'completionHandler' with non-sendable type '(Result<(Data, URLResponse), any Error>) -> Void' in a '@Sendable' closure
 68 |                 let task = URLSession.shared.dataTask(with: request) { (data, response, error) in
 69 |                     if let error = error {
 70 |                         completionHandler(.failure(error))
    |                         |- warning: capture of 'completionHandler' with non-sendable type '(Result<(Data, URLResponse), any Error>) -> Void' in a '@Sendable' closure
    |                         `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
 71 |                     } else if let data = data, let response = response {
 72 |                         completionHandler(.success((data, response)))
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:127:30: warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
125 |                     toggleName: name,
126 |                     enabled: enabled,
127 |                     context: contextSnapshot
    |                              `- warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
128 |                 ))
129 |             }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Context.swift:1:15: note: consider making struct 'Context' conform to the 'Sendable' protocol
 1 | public struct Context {
   |               `- note: consider making struct 'Context' conform to the 'Sendable' protocol
 2 |     let appName: String?
 3 |     let environment: String?
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:149:30: warning: capture of 'variant' with non-sendable type 'Variant' in a '@Sendable' closure
147 |                     toggleName: name,
148 |                     enabled: enabled,
149 |                     variant: variant,
    |                              `- warning: capture of 'variant' with non-sendable type 'Variant' in a '@Sendable' closure
150 |                     context: contextSnapshot
151 |                 ))
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Variant.swift:2:15: note: consider making struct 'Variant' conform to the 'Sendable' protocol
 1 | // MARK: - Variant
 2 | public struct Variant: Codable, Equatable {
   |               `- note: consider making struct 'Variant' conform to the 'Sendable' protocol
 3 |     enum CodingKeys: String, CodingKey {
 4 |         case name, enabled, payload
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:150:30: warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
148 |                     enabled: enabled,
149 |                     variant: variant,
150 |                     context: contextSnapshot
    |                              `- warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
151 |                 ))
152 |             }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Context.swift:1:15: note: consider making struct 'Context' conform to the 'Sendable' protocol
 1 | public struct Context {
   |               `- note: consider making struct 'Context' conform to the 'Sendable' protocol
 2 |     let appName: String?
 3 |     let environment: String?
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:211:13: warning: capture of 'self' with non-sendable type 'UnleashClientBase' in a '@Sendable' closure
  3 |
  4 | @available(macOS 10.15, *)
  5 | public class UnleashClientBase {
    |              `- note: class 'UnleashClientBase' does not conform to the 'Sendable' protocol
  6 |     private var _context: Context
  7 |
    :
209 |
210 |         DispatchQueue.global(qos: .background).async {
211 |             self.start(Printer.showPrintStatements, completionHandler: completionHandler)
    |             `- warning: capture of 'self' with non-sendable type 'UnleashClientBase' in a '@Sendable' closure
212 |         }
213 |     }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:211:72: warning: capture of 'completionHandler' with non-sendable type '((PollerError?) -> Void)?' in a '@Sendable' closure
209 |
210 |         DispatchQueue.global(qos: .background).async {
211 |             self.start(Printer.showPrintStatements, completionHandler: completionHandler)
    |                                                                        |- warning: capture of 'completionHandler' with non-sendable type '((PollerError?) -> Void)?' in a '@Sendable' closure
    |                                                                        `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
212 |         }
213 |     }
[15/31] Compiling UnleashProxyClientSwift UnleashProxyClientSwift.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:70:25: warning: capture of 'completionHandler' with non-sendable type '(Result<(Data, URLResponse), any Error>) -> Void' in a '@Sendable' closure
 68 |                 let task = URLSession.shared.dataTask(with: request) { (data, response, error) in
 69 |                     if let error = error {
 70 |                         completionHandler(.failure(error))
    |                         |- warning: capture of 'completionHandler' with non-sendable type '(Result<(Data, URLResponse), any Error>) -> Void' in a '@Sendable' closure
    |                         `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
 71 |                     } else if let data = data, let response = response {
 72 |                         completionHandler(.success((data, response)))
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:127:30: warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
125 |                     toggleName: name,
126 |                     enabled: enabled,
127 |                     context: contextSnapshot
    |                              `- warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
128 |                 ))
129 |             }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Context.swift:1:15: note: consider making struct 'Context' conform to the 'Sendable' protocol
 1 | public struct Context {
   |               `- note: consider making struct 'Context' conform to the 'Sendable' protocol
 2 |     let appName: String?
 3 |     let environment: String?
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:149:30: warning: capture of 'variant' with non-sendable type 'Variant' in a '@Sendable' closure
147 |                     toggleName: name,
148 |                     enabled: enabled,
149 |                     variant: variant,
    |                              `- warning: capture of 'variant' with non-sendable type 'Variant' in a '@Sendable' closure
150 |                     context: contextSnapshot
151 |                 ))
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Variant.swift:2:15: note: consider making struct 'Variant' conform to the 'Sendable' protocol
 1 | // MARK: - Variant
 2 | public struct Variant: Codable, Equatable {
   |               `- note: consider making struct 'Variant' conform to the 'Sendable' protocol
 3 |     enum CodingKeys: String, CodingKey {
 4 |         case name, enabled, payload
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:150:30: warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
148 |                     enabled: enabled,
149 |                     variant: variant,
150 |                     context: contextSnapshot
    |                              `- warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
151 |                 ))
152 |             }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Context.swift:1:15: note: consider making struct 'Context' conform to the 'Sendable' protocol
 1 | public struct Context {
   |               `- note: consider making struct 'Context' conform to the 'Sendable' protocol
 2 |     let appName: String?
 3 |     let environment: String?
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:211:13: warning: capture of 'self' with non-sendable type 'UnleashClientBase' in a '@Sendable' closure
  3 |
  4 | @available(macOS 10.15, *)
  5 | public class UnleashClientBase {
    |              `- note: class 'UnleashClientBase' does not conform to the 'Sendable' protocol
  6 |     private var _context: Context
  7 |
    :
209 |
210 |         DispatchQueue.global(qos: .background).async {
211 |             self.start(Printer.showPrintStatements, completionHandler: completionHandler)
    |             `- warning: capture of 'self' with non-sendable type 'UnleashClientBase' in a '@Sendable' closure
212 |         }
213 |     }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:211:72: warning: capture of 'completionHandler' with non-sendable type '((PollerError?) -> Void)?' in a '@Sendable' closure
209 |
210 |         DispatchQueue.global(qos: .background).async {
211 |             self.start(Printer.showPrintStatements, completionHandler: completionHandler)
    |                                                                        |- warning: capture of 'completionHandler' with non-sendable type '((PollerError?) -> Void)?' in a '@Sendable' closure
    |                                                                        `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
212 |         }
213 |     }
[16/31] Compiling UnleashProxyClientSwift Context.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:70:25: warning: capture of 'completionHandler' with non-sendable type '(Result<(Data, URLResponse), any Error>) -> Void' in a '@Sendable' closure
 68 |                 let task = URLSession.shared.dataTask(with: request) { (data, response, error) in
 69 |                     if let error = error {
 70 |                         completionHandler(.failure(error))
    |                         |- warning: capture of 'completionHandler' with non-sendable type '(Result<(Data, URLResponse), any Error>) -> Void' in a '@Sendable' closure
    |                         `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
 71 |                     } else if let data = data, let response = response {
 72 |                         completionHandler(.success((data, response)))
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:127:30: warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
125 |                     toggleName: name,
126 |                     enabled: enabled,
127 |                     context: contextSnapshot
    |                              `- warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
128 |                 ))
129 |             }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Context.swift:1:15: note: consider making struct 'Context' conform to the 'Sendable' protocol
 1 | public struct Context {
   |               `- note: consider making struct 'Context' conform to the 'Sendable' protocol
 2 |     let appName: String?
 3 |     let environment: String?
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:149:30: warning: capture of 'variant' with non-sendable type 'Variant' in a '@Sendable' closure
147 |                     toggleName: name,
148 |                     enabled: enabled,
149 |                     variant: variant,
    |                              `- warning: capture of 'variant' with non-sendable type 'Variant' in a '@Sendable' closure
150 |                     context: contextSnapshot
151 |                 ))
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Variant.swift:2:15: note: consider making struct 'Variant' conform to the 'Sendable' protocol
 1 | // MARK: - Variant
 2 | public struct Variant: Codable, Equatable {
   |               `- note: consider making struct 'Variant' conform to the 'Sendable' protocol
 3 |     enum CodingKeys: String, CodingKey {
 4 |         case name, enabled, payload
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:150:30: warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
148 |                     enabled: enabled,
149 |                     variant: variant,
150 |                     context: contextSnapshot
    |                              `- warning: capture of 'contextSnapshot' with non-sendable type 'Context' in a '@Sendable' closure
151 |                 ))
152 |             }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Context.swift:1:15: note: consider making struct 'Context' conform to the 'Sendable' protocol
 1 | public struct Context {
   |               `- note: consider making struct 'Context' conform to the 'Sendable' protocol
 2 |     let appName: String?
 3 |     let environment: String?
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:211:13: warning: capture of 'self' with non-sendable type 'UnleashClientBase' in a '@Sendable' closure
  3 |
  4 | @available(macOS 10.15, *)
  5 | public class UnleashClientBase {
    |              `- note: class 'UnleashClientBase' does not conform to the 'Sendable' protocol
  6 |     private var _context: Context
  7 |
    :
209 |
210 |         DispatchQueue.global(qos: .background).async {
211 |             self.start(Printer.showPrintStatements, completionHandler: completionHandler)
    |             `- warning: capture of 'self' with non-sendable type 'UnleashClientBase' in a '@Sendable' closure
212 |         }
213 |     }
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/Client/UnleashProxyClientSwift.swift:211:72: warning: capture of 'completionHandler' with non-sendable type '((PollerError?) -> Void)?' in a '@Sendable' closure
209 |
210 |         DispatchQueue.global(qos: .background).async {
211 |             self.start(Printer.showPrintStatements, completionHandler: completionHandler)
    |                                                                        |- warning: capture of 'completionHandler' with non-sendable type '((PollerError?) -> Void)?' in a '@Sendable' closure
    |                                                                        `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
212 |         }
213 |     }
[17/31] Compiling UnleashProxyClientSwift DictionaryStorageProvider.swift
[18/31] Compiling UnleashProxyClientSwift Poller.swift
[19/31] Compiling UnleashProxyClientSwift FeatureResponse.swift
[20/31] Compiling UnleashProxyClientSwift Payload.swift
[21/31] Compiling UnleashProxyClientSwift Toggle.swift
[22/31] Compiling UnleashProxyClientSwift UnleashEvent.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Variant.swift:35:16: warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | // MARK: - Variant
 2 | public struct Variant: Codable, Equatable {
   |               `- note: consider making struct 'Variant' conform to the 'Sendable' protocol
 3 |     enum CodingKeys: String, CodingKey {
 4 |         case name, enabled, payload
   :
33 |
34 | extension Variant {
35 |     static let defaultDisabled = Variant(
   |                |- warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: add '@MainActor' to make static property 'defaultDisabled' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
36 |         name: "disabled",
37 |         enabled: false,
[23/31] Compiling UnleashProxyClientSwift Variant.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Variant.swift:35:16: warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | // MARK: - Variant
 2 | public struct Variant: Codable, Equatable {
   |               `- note: consider making struct 'Variant' conform to the 'Sendable' protocol
 3 |     enum CodingKeys: String, CodingKey {
 4 |         case name, enabled, payload
   :
33 |
34 | extension Variant {
35 |     static let defaultDisabled = Variant(
   |                |- warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: add '@MainActor' to make static property 'defaultDisabled' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
36 |         name: "disabled",
37 |         enabled: false,
[24/31] Compiling UnleashProxyClientSwift ImpressionEvent.swift
/Users/admin/builder/spi-builder-workspace/Sources/UnleashProxyClientSwift/DTO/Variant.swift:35:16: warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | // MARK: - Variant
 2 | public struct Variant: Codable, Equatable {
   |               `- note: consider making struct 'Variant' conform to the 'Sendable' protocol
 3 |     enum CodingKeys: String, CodingKey {
 4 |         case name, enabled, payload
   :
33 |
34 | extension Variant {
35 |     static let defaultDisabled = Variant(
   |                |- warning: static property 'defaultDisabled' is not concurrency-safe because non-'Sendable' type 'Variant' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: add '@MainActor' to make static property 'defaultDisabled' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
36 |         name: "disabled",
37 |         enabled: false,
[25/31] Compiling UnleashProxyClientSwift StorageProvider.swift
[26/31] Compiling UnleashProxyClientSwift Date+iso8601String.swift
[27/31] Compiling UnleashProxyClientSwift PollerError.swift
[28/31] Compiling UnleashProxyClientSwift PollerSession.swift
[29/31] Compiling UnleashProxyClientSwift Bucket.swift
[30/31] Compiling UnleashProxyClientSwift Metrics.swift
[31/31] Compiling UnleashProxyClientSwift MetricsPayload.swift
Build complete! (7.37s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swifteventbus",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "5.1.0",
            "upper_bound" : "6.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/cesarferreira/SwiftEventBus.git"
    }
  ],
  "manifest_display_name" : "UnleashProxyClientSwift",
  "name" : "UnleashProxyClientSwift",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "UnleashProxyClientSwift",
      "targets" : [
        "UnleashProxyClientSwift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UnleashProxyClientSwiftTests",
      "module_type" : "SwiftTarget",
      "name" : "UnleashProxyClientSwiftTests",
      "path" : "Tests/UnleashProxyClientSwiftTests",
      "resources" : [
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Tests/UnleashProxyClientSwiftTests/FeatureResponseStub.json",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "BootstrapTests.swift",
        "ImpressionEventsTests.swift",
        "MetricsTests.swift",
        "MockMetrics.swift",
        "MockPoller.swift",
        "PollerTests.swift",
        "UnleashClientIntegrationTest.swift",
        "UnleashProxyClientSwiftTests.swift",
        "UnleashThreadSafetyTest.swift",
        "testUtils.swift"
      ],
      "target_dependencies" : [
        "UnleashProxyClientSwift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "UnleashProxyClientSwift",
      "module_type" : "SwiftTarget",
      "name" : "UnleashProxyClientSwift",
      "path" : "Sources/UnleashProxyClientSwift",
      "product_dependencies" : [
        "SwiftEventBus"
      ],
      "product_memberships" : [
        "UnleashProxyClientSwift"
      ],
      "sources" : [
        "Client/Bootstrap.swift",
        "Client/UnleashProxyClientSwift.swift",
        "DTO/Context.swift",
        "DTO/FeatureResponse.swift",
        "DTO/Payload.swift",
        "DTO/Toggle.swift",
        "DTO/UnleashEvent.swift",
        "DTO/Variant.swift",
        "Events/ImpressionEvent.swift",
        "Metrics/Bucket.swift",
        "Metrics/Metrics.swift",
        "Metrics/MetricsPayload.swift",
        "Metrics/ToggleMetrics.swift",
        "Poller/CustomHeadersProvider.swift",
        "Poller/DefaultCustomHeadersProvider.swift",
        "Poller/DictionaryStorageProvider.swift",
        "Poller/Poller.swift",
        "Poller/PollerError.swift",
        "Poller/PollerSession.swift",
        "Poller/StorageProvider.swift",
        "Utils/Date+iso8601String.swift",
        "Utils/Printer.swift",
        "Utils/URLSession+Extensions.swift",
        "Utils/utils.swift",
        "Version/Version.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Done.