The Swift Package Index logo.Swift Package Index

Build Information

Successful build of Crust, reference master (d63368), with Swift 6.4 for macOS (SPM) on 16 Sep 2026 11:07:23 UTC.

Swift 6 data race errors: 0

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/rexmas/Crust.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/rexmas/Crust
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at d633684 [swift-5.2] update readme
Cloned https://github.com/rexmas/Crust.git
Revision (git rev-parse @):
d6336843b93b8bc0cbfe2c4d452ac49614bb1844
SUCCESS checkout https://github.com/rexmas/Crust.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/rexmas/Crust.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 96]
[Planning deferred tasks]
[25 / 42]
[26 / 43] JSONValueRX
[36 / 81]
[41 / 81]
[44 / 81]
[45 / 81]
[49 / 81]
[51 / 81]
[54 / 81]
[57 / 81]
[59 / 81]
[60 / 81]
[64 / 81] JSONValueRX
[71 / 82] Crust
[78 / 89] Crust
[84 / 89] JSONValueRX
[88 / 89] Crust
Build complete! (7.51 sec)
Fetching https://github.com/rexmas/JSONValue.git
[1/652] Fetching jsonvalue
Fetched https://github.com/rexmas/JSONValue.git (0.97s)
Computing version for https://github.com/rexmas/JSONValue.git
Computed https://github.com/rexmas/JSONValue.git at 7.0.0 (1.66s)
Creating working copy for https://github.com/rexmas/JSONValue.git
Working copy of https://github.com/rexmas/JSONValue.git resolved at 7.0.0
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/MappingKey.swift:70:35: warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 61 |
 62 | /// Like `RootKey` but will use the `nestedMappingKeys` of the internal key.
 63 | public struct RootedKey<K: MappingKey>: MappingKey {
    |                         `- note: 'K' previously declared here
 64 |     public let keyPath = ""
 65 |     public let rootedKey: K
    :
 68 |     }
 69 |
 70 |     public func nestedMappingKeys<K: MappingKey>() -> AnyKeyCollection<K>? {
    |                                   `- warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 71 |         return self.rootedKey.nestedMappingKeys()
 72 |     }
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/MappingOperator.swift:233:33: warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
231 |     }
232 |
233 |     private func deconstruct<T, K, M>(binding: Binding<K, M>, fieldType: T.Type) throws -> (key: K, mapping: M) {
    |                                 `- warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
234 |         guard case .mapping(let key, let mapping) = binding else {
235 |             throw MappingError.bindingDeconstructionFailure(fieldType: fieldType)
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/Mapper.swift:29:27: note: 'K' previously declared here
 27 | }
 28 |
 29 | open class MappingPayload<K: MappingKey> {
    |                           `- note: 'K' previously declared here
 30 |     open internal(set) var json: JSONValue
 31 |     open internal(set) var keys: AnyKeyCollection<K>
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/MappingOperator.swift:241:26: warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
239 |     }
240 |
241 |     private func resolve<K, M>(keyedBinding: KeyedBinding<K, M>, key: K, inKeys: AnyKeyCollection<K>, mapping: M) throws -> ResolvedBinding<K, M> {
    |                          `- warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
242 |         switch self.dir {
243 |         case .toJSON:
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/Mapper.swift:29:27: note: 'K' previously declared here
 27 | }
 28 |
 29 | open class MappingPayload<K: MappingKey> {
    |                           `- note: 'K' previously declared here
 30 |     open internal(set) var json: JSONValue
 31 |     open internal(set) var keys: AnyKeyCollection<K>
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/MappingKey.swift:70:35: warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 61 |
 62 | /// Like `RootKey` but will use the `nestedMappingKeys` of the internal key.
 63 | public struct RootedKey<K: MappingKey>: MappingKey {
    |                         `- note: 'K' previously declared here
 64 |     public let keyPath = ""
 65 |     public let rootedKey: K
    :
 68 |     }
 69 |
 70 |     public func nestedMappingKeys<K: MappingKey>() -> AnyKeyCollection<K>? {
    |                                   `- warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 71 |         return self.rootedKey.nestedMappingKeys()
 72 |     }
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/Mapper.swift:76:29: warning: function call causes an infinite recursion
 74 |         where M.MappedObject == C.Iterator.Element, M.MappedObject: Equatable {
 75 |
 76 |             return try self.map(from: json, using: binding, keyedBy: Set(keys), parentPayload: parentPayload)
    |                             `- warning: function call causes an infinite recursion
 77 |     }
 78 |
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/Mapper.swift:107:25: warning: function call causes an infinite recursion
105 |     public func map<M, C: RangeReplaceableCollection, K, KP>(from json: JSONValue, using binding: Binding<K, M>, keyedBy keys: Set<M.MappingKeyType>, parentPayload: MappingPayload<KP>?) throws -> C where M.MappedObject == C.Iterator.Element {
106 |
107 |         return try self.map(from: json, using: binding, keyedBy: Set(keys), parentPayload: parentPayload)
    |                         `- warning: function call causes an infinite recursion
108 |     }
109 |
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/MappingOperator.swift:233:33: warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
231 |     }
232 |
233 |     private func deconstruct<T, K, M>(binding: Binding<K, M>, fieldType: T.Type) throws -> (key: K, mapping: M) {
    |                                 `- warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
234 |         guard case .mapping(let key, let mapping) = binding else {
235 |             throw MappingError.bindingDeconstructionFailure(fieldType: fieldType)
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/Mapper.swift:29:27: note: 'K' previously declared here
 27 | }
 28 |
 29 | open class MappingPayload<K: MappingKey> {
    |                           `- note: 'K' previously declared here
 30 |     open internal(set) var json: JSONValue
 31 |     open internal(set) var keys: AnyKeyCollection<K>
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/MappingOperator.swift:241:26: warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
239 |     }
240 |
241 |     private func resolve<K, M>(keyedBinding: KeyedBinding<K, M>, key: K, inKeys: AnyKeyCollection<K>, mapping: M) throws -> ResolvedBinding<K, M> {
    |                          `- warning: generic parameter 'K' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
242 |         switch self.dir {
243 |         case .toJSON:
/Users/admin/builder/spi-builder-workspace/Crust/Mapper/Mapper.swift:29:27: note: 'K' previously declared here
 27 | }
 28 |
 29 | open class MappingPayload<K: MappingKey> {
    |                           `- note: 'K' previously declared here
 30 |     open internal(set) var json: JSONValue
 31 |     open internal(set) var keys: AnyKeyCollection<K>
Build complete.
{
  "dependencies" : [
    {
      "identity" : "jsonvalue",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "7.0.0",
            "upper_bound" : "7.1.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/rexmas/JSONValue.git"
    }
  ],
  "manifest_display_name" : "Crust",
  "name" : "Crust",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.12"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    }
  ],
  "products" : [
    {
      "name" : "Crust",
      "targets" : [
        "Crust"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CrustTests",
      "module_type" : "SwiftTarget",
      "name" : "CrustTests",
      "path" : "CrustTests",
      "sources" : [
        "CRMapperTests.swift",
        "CollectionMappingTests.swift",
        "Company.swift",
        "CompanyMappingTests.swift",
        "CompanyStub.swift",
        "Employee.swift",
        "EmployeeMappingTests.swift",
        "EmployeeStub.swift",
        "Mocks.swift",
        "NestedMappingTests.swift",
        "Operators.swift",
        "Person.swift",
        "StructMappingTests.swift",
        "TransformTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Crust"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Crust",
      "module_type" : "SwiftTarget",
      "name" : "Crust",
      "path" : "Crust",
      "product_dependencies" : [
        "JSONValueRX"
      ],
      "product_memberships" : [
        "Crust"
      ],
      "sources" : [
        "Mapper/Mapper.swift",
        "Mapper/MappingKey.swift",
        "Mapper/MappingOperator.swift",
        "Mapper/MappingProtocols.swift",
        "Utilities/AnyAdapter.swift",
        "Utilities/Utilities.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
Done.