Swift Package Index

Build Information

Successful build of OpenObservation, reference 0.0.2 (1dd8b1), with Swift 6.2 for macOS (SPM) on 28 Mar 2026 02:06:05 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.69.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/OpenSwiftUIProject/OpenObservation.git
Reference: 0.0.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/OpenSwiftUIProject/OpenObservation
 * tag               0.0.2      -> FETCH_HEAD
HEAD is now at 1dd8b16 Update README to document Swift 6.1 alignment (#4)
Cloned https://github.com/OpenSwiftUIProject/OpenObservation.git
Revision (git rev-parse @):
1dd8b16a539e3563e05b77749acf334a4857a6a7
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/OpenSwiftUIProject/OpenObservation.git at 0.0.2
warning: 'spi-builder-workspace': [env] OPENOBSERVATION_DEVELOPMENT not set, using default: false
[env] OPENOBSERVATION_SWIFT_TOOLCHAIN_SUPPORTED not set, using default: false
Fetching https://github.com/swiftlang/swift-syntax
[1/74849] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax from cache (3.63s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 601.0.1 (6.28s)
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 601.0.1
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/601.0.1/swiftlang-6.2.0.19.9-MacroSupport-macos_aarch64.zip
Downloaded https://download.swift.org/prebuilts/swift-syntax/601.0.1/swiftlang-6.2.0.19.9-MacroSupport-macos_aarch64.zip (0.26s)
========================================
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": "openobservation",
      "name": "OpenObservation",
      "url": "https://github.com/OpenSwiftUIProject/OpenObservation.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/OpenObservation",
      "dependencies": [
        {
          "identity": "swift-syntax",
          "name": "swift-syntax",
          "url": "https://github.com/swiftlang/swift-syntax",
          "version": "601.0.1",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-syntax",
          "dependencies": [
          ]
        }
      ]
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}
Fetching https://github.com/OpenSwiftUIProject/OpenObservation.git
[1/138] Fetching openobservation
Fetched https://github.com/OpenSwiftUIProject/OpenObservation.git from cache (0.77s)
warning: 'openobservation': [env] OPENOBSERVATION_DEVELOPMENT not set, using default: false
[env] OPENOBSERVATION_SWIFT_TOOLCHAIN_SUPPORTED not set, using default: false
Fetching https://github.com/swiftlang/swift-syntax from cache
Fetched https://github.com/swiftlang/swift-syntax from cache (0.92s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 601.0.1 (0.98s)
Creating working copy for https://github.com/OpenSwiftUIProject/OpenObservation.git
Working copy of https://github.com/OpenSwiftUIProject/OpenObservation.git resolved at 0.0.2 (1dd8b16)
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 601.0.1
warning: 'openobservation': [env] OPENOBSERVATION_DEVELOPMENT not set, using default: false
[env] OPENOBSERVATION_SWIFT_TOOLCHAIN_SUPPORTED not set, using default: false
Found 1 product dependencies
  - swift-syntax
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/OpenSwiftUIProject/OpenObservation.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun swift build --arch arm64
Building for debugging...
[0/12] Write sources
[3/12] Write OpenObservationClient-entitlement.plist
[4/12] Compiling OpenObservationCxx Locking.cpp
[5/12] Compiling OpenObservationCxx ThreadLocal.cpp
[6/12] Write swift-version-49B95AFC49DCD68C.txt
[8/17] Emitting module OpenObservationMacros
[9/17] Compiling OpenObservationMacros Extensions.swift
[10/17] Compiling OpenObservationMacros Availability.swift
[11/17] Compiling OpenObservationMacros OpenObservationMacros.swift
[12/17] Compiling OpenObservationMacros ObservableMacro.swift
[12/17] Write Objects.LinkFileList
[13/17] Linking OpenObservationMacros-tool
[15/23] Compiling OpenObservation ObservationRegistrar.swift
[16/23] Compiling OpenObservation ObservationTracking.swift
[17/23] Compiling OpenObservation ThreadLocal.swift
[18/23] Compiling OpenObservation Observable.swift
[19/23] Compiling OpenObservation Locking.swift
[20/23] Emitting module OpenObservation
[21/25] Compiling OpenObservationClient main.swift
[22/25] Emitting module OpenObservationClient
[22/25] Write Objects.LinkFileList
[23/25] Linking OpenObservationClient
[24/25] Applying OpenObservationClient
Build complete! (4.23s)
warning: 'spi-builder-workspace': [env] OPENOBSERVATION_DEVELOPMENT not set, using default: false
[env] OPENOBSERVATION_SWIFT_TOOLCHAIN_SUPPORTED not set, using default: false
Build complete.
{
  "cxx_language_standard" : "c++17",
  "dependencies" : [
    {
      "identity" : "swift-syntax",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "601.0.0",
            "upper_bound" : "602.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swiftlang/swift-syntax"
    }
  ],
  "manifest_display_name" : "OpenObservation",
  "name" : "OpenObservation",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "OpenObservation",
      "targets" : [
        "OpenObservation"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "OpenObservationClient",
      "targets" : [
        "OpenObservationClient"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "OpenObservationMacros",
      "targets" : [
        "OpenObservationMacros"
      ],
      "type" : {
        "macro" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "OpenObservationMacros",
      "module_type" : "SwiftTarget",
      "name" : "OpenObservationMacros",
      "path" : "Sources/OpenObservationMacros",
      "product_dependencies" : [
        "SwiftDiagnostics",
        "SwiftSyntaxBuilder",
        "SwiftSyntax",
        "SwiftSyntaxMacros",
        "SwiftCompilerPlugin"
      ],
      "product_memberships" : [
        "OpenObservation",
        "OpenObservationClient",
        "OpenObservationMacros"
      ],
      "sources" : [
        "Availability.swift",
        "Extensions.swift",
        "ObservableMacro.swift",
        "OpenObservationMacros.swift"
      ],
      "type" : "macro"
    },
    {
      "c99name" : "OpenObservationMacroTests",
      "module_type" : "SwiftTarget",
      "name" : "OpenObservationMacroTests",
      "path" : "Tests/OpenObservationMacroTests",
      "product_dependencies" : [
        "SwiftSyntaxMacrosTestSupport"
      ],
      "sources" : [
        "OpenObservationMacroTests.swift"
      ],
      "target_dependencies" : [
        "OpenObservationMacros"
      ],
      "type" : "test"
    },
    {
      "c99name" : "OpenObservationCxx",
      "module_type" : "ClangTarget",
      "name" : "OpenObservationCxx",
      "path" : "Sources/OpenObservationCxx",
      "product_memberships" : [
        "OpenObservation",
        "OpenObservationClient"
      ],
      "sources" : [
        "Locking.cpp",
        "ThreadLocal.cpp"
      ],
      "type" : "library"
    },
    {
      "c99name" : "OpenObservationClient",
      "module_type" : "SwiftTarget",
      "name" : "OpenObservationClient",
      "path" : "Sources/OpenObservationClient",
      "product_memberships" : [
        "OpenObservationClient"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "OpenObservation"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "OpenObservation",
      "module_type" : "SwiftTarget",
      "name" : "OpenObservation",
      "path" : "Sources/OpenObservation",
      "product_memberships" : [
        "OpenObservation",
        "OpenObservationClient"
      ],
      "sources" : [
        "Locking.swift",
        "Observable.swift",
        "ObservationRegistrar.swift",
        "ObservationTracking.swift",
        "ThreadLocal.swift"
      ],
      "target_dependencies" : [
        "OpenObservationCxx",
        "OpenObservationMacros"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.1"
}
warning: 'spi-builder-workspace': [env] OPENOBSERVATION_DEVELOPMENT not set, using default: false
[env] OPENOBSERVATION_SWIFT_TOOLCHAIN_SUPPORTED not set, using default: false
✅  Doc result (pending) reported
========================================
GenerateDocs
========================================
Generating docs at path:  $PWD/.docs/openswiftuiproject/openobservation/0.0.2
Repository:               OpenSwiftUIProject/OpenObservation
Swift version used:       6.2
Target:                   OpenObservation
Extracting symbol information for 'OpenObservation'...
Finished extracting symbol information for 'OpenObservation'. (1.24s)
Building documentation for 'OpenObservation'...
warning: 'Observation' doesn't exist at '/OpenObservation/ObservationTracked()'
  --> ../Observable.swift:48:11-48:22
46 | /// Synthesizes a property for accessors.
47 | ///
48 + /// The ``Observation`` module uses this macro. Its use outside of the
49 | /// framework isn't necessary.
50 | @attached(accessor, names: named(init), named(get), named(set), named(_modify))
warning: 'willset(_:keypath:)' doesn't exist at '/OpenObservation/ObservationRegistrar/withMutation(of:keyPath:_:)'
   --> ../ObservationRegistrar.swift:349:27-349:46
347 |   /// Identifies mutations to the transactions registered for observers.
348 |   ///
349 +   /// This method calls ``willset(_:keypath:)`` before the mutation. Then it
350 |   /// calls ``didset(_:keypath:)`` after the mutation.
351 |   /// - Parameters:
warning: 'didset(_:keypath:)' doesn't exist at '/OpenObservation/ObservationRegistrar/withMutation(of:keyPath:_:)'
   --> ../ObservationRegistrar.swift:350:15-350:33
348 |   ///
349 |   /// This method calls ``willset(_:keypath:)`` before the mutation. Then it
350 +   /// calls ``didset(_:keypath:)`` after the mutation.
351 |   /// - Parameters:
352 |   ///   - of: An instance of an observable type.
warning: External name 'of' used to document parameter
   --> ../ObservationRegistrar.swift:352:11-352:13
350 |   /// calls ``didset(_:keypath:)`` after the mutation.
351 |   /// - Parameters:
352 +   ///   - of: An instance of an observable type.
    |           ╰─suggestion: Replace 'of' with 'subject'
353 |   ///   - keyPath: The key path of an observed property.
354 |   public func withMutation<Subject: Observable, Member, T>(
warning: Parameter 'mutation' is missing documentation
   --> ../ObservationRegistrar.swift:353:57-353:57
351 |   /// - Parameters:
352 |   ///   - of: An instance of an observable type.
353 +   ///   - keyPath: The key path of an observed property.
    |                                                         ╰─suggestion: Document 'mutation' parameter
354 |   public func withMutation<Subject: Observable, Member, T>(
355 |     of subject: Subject,
warning: Unknown directive 'Observable'; this element will be ignored
   --> GettingStarted.md:247:1-247:12
245 | ```swift
246 | // Good: Focused responsibility
247 + @Observable
248 | class UserSettings {
249 |     var theme: Theme
warning: Unknown directive 'Observable'; this element will be ignored
   --> GettingStarted.md:255:1-255:12
253 |
254 | // Avoid: Too many responsibilities
255 + @Observable
256 | class AppState {
257 |     var user: User
warning: Unknown directive 'Observable'; this element will be ignored
   --> GettingStarted.md:270:1-270:12
268 |
269 | ```swift
270 + @Observable
271 | class ShoppingCart {
272 |     var items: [CartItem] = []
warning: Unknown directive 'Observable'; this element will be ignored
   --> GettingStarted.md:292:1-292:12
290 |
291 | ```swift
292 + @Observable
293 | class LoopModel {
294 |     var value1: Int = 0 {
Finished building documentation for 'OpenObservation' (0.12s)
Generated documentation archive at:
  /Users/admin/builder/spi-builder-workspace/.docs/openswiftuiproject/openobservation/0.0.2
warning: 'spi-builder-workspace': [env] OPENOBSERVATION_DEVELOPMENT not set, using default: false
[env] OPENOBSERVATION_SWIFT_TOOLCHAIN_SUPPORTED not set, using default: false
Fetching https://github.com/swiftlang/swift-docc-plugin
[1/2171] Fetching swift-docc-plugin
Updating https://github.com/swiftlang/swift-syntax
Fetched https://github.com/swiftlang/swift-docc-plugin from cache (1.19s)
Updated https://github.com/swiftlang/swift-syntax (0.88s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 601.0.1 (2.75s)
Computing version for https://github.com/swiftlang/swift-docc-plugin
Computed https://github.com/swiftlang/swift-docc-plugin at 1.4.6 (0.61s)
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Computing version for https://github.com/swiftlang/swift-docc-symbolkit
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Creating working copy for https://github.com/swiftlang/swift-docc-plugin
Working copy of https://github.com/swiftlang/swift-docc-plugin resolved at 1.4.6
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
Building for debugging...
[0/7] Write snippet-extract-tool-entitlement.plist
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[6/53] Emitting module SymbolKit
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[51/57] Compiling SymbolKit GraphCollector.swift
[52/57] Compiling Snippets Snippet.swift
[53/57] Emitting module Snippets
[54/57] Compiling Snippets SnippetParser.swift
[55/61] Compiling snippet_extract URL+Status.swift
[56/61] Compiling snippet_extract SymbolGraph+Snippet.swift
[57/61] Emitting module snippet_extract
[58/61] Compiling snippet_extract SnippetBuildCommand.swift
[58/61] Write Objects.LinkFileList
[59/61] Linking snippet-extract-tool
[60/61] Applying snippet-extract-tool
Build of product 'snippet-extract' complete! (4.57s)
Building for debugging...
[0/1] Write swift-version-49B95AFC49DCD68C.txt
Build of target: 'OpenObservation' complete! (0.77s)
     100
2	/Users/admin/builder/spi-builder-workspace/.docs/openswiftuiproject/openobservation/0.0.2
✅  Doc result (uploading) reported
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SyncDocs
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Doc archive source directory: $PWD/.docs/openswiftuiproject/openobservation/0.0.2
File count: 100
Doc size:   2.0MB
Preparing doc bundle ...
Uploading prod-openswiftuiproject-openobservation-0.0.2-d0cc483b.zip to s3://spi-docs-inbox/prod-openswiftuiproject-openobservation-0.0.2-d0cc483b.zip
Copying... [17%]
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Done.