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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Successful build of MeterReporter, reference 0.1.0 (302e34), with Swift 6.0 for macOS (SPM) on 2 Nov 2024 07:10:22 UTC.

Swift 6 data race errors: 1

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ChimeHQ/MeterReporter.git
Reference: 0.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/ChimeHQ/MeterReporter
 * tag               0.1.0      -> FETCH_HEAD
HEAD is now at 302e342 Retry and better cleanup support
Cloned https://github.com/ChimeHQ/MeterReporter.git
Revision (git rev-parse @):
302e342a2edccac9c4b47d169703e5f58df73944
SUCCESS checkout https://github.com/ChimeHQ/MeterReporter.git at 0.1.0
Fetching https://github.com/ChimeHQ/Meter
Fetching https://github.com/ChimeHQ/Wells
[1/582] Fetching meter
[19/790] Fetching meter, wells
Fetched https://github.com/ChimeHQ/Wells from cache (0.73s)
Fetched https://github.com/ChimeHQ/Meter from cache (0.73s)
Computing version for https://github.com/ChimeHQ/Wells
Computed https://github.com/ChimeHQ/Wells at 0.3.0 (0.67s)
Computing version for https://github.com/ChimeHQ/Meter
Computed https://github.com/ChimeHQ/Meter at 0.4.0 (0.64s)
Creating working copy for https://github.com/ChimeHQ/Meter
Working copy of https://github.com/ChimeHQ/Meter resolved at 0.4.0
Creating working copy for https://github.com/ChimeHQ/Wells
Working copy of https://github.com/ChimeHQ/Wells resolved at 0.3.0
========================================
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": "meterreporter",
      "name": "MeterReporter",
      "url": "https://github.com/ChimeHQ/MeterReporter.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/MeterReporter",
      "dependencies": [
        {
          "identity": "meter",
          "name": "Meter",
          "url": "https://github.com/ChimeHQ/Meter",
          "version": "0.6.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Meter",
          "dependencies": [
          ]
        },
        {
          "identity": "wells",
          "name": "Wells",
          "url": "https://github.com/ChimeHQ/Wells",
          "version": "0.3.0",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Wells",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/ChimeHQ/MeterReporter.git
[1/139] Fetching meterreporter
Fetched https://github.com/ChimeHQ/MeterReporter.git from cache (0.72s)
Fetching https://github.com/ChimeHQ/Wells from cache
Fetching https://github.com/ChimeHQ/Meter from cache
Fetched https://github.com/ChimeHQ/Wells from cache (0.46s)
Fetched https://github.com/ChimeHQ/Meter from cache (0.46s)
Computing version for https://github.com/ChimeHQ/Wells
Computed https://github.com/ChimeHQ/Wells at 0.3.0 (0.02s)
Computing version for https://github.com/ChimeHQ/Meter
Computed https://github.com/ChimeHQ/Meter at 0.6.0 (0.47s)
Creating working copy for https://github.com/ChimeHQ/Meter
Working copy of https://github.com/ChimeHQ/Meter resolved at 0.6.0
Creating working copy for https://github.com/ChimeHQ/Wells
Working copy of https://github.com/ChimeHQ/Wells resolved at 0.3.0
Creating working copy for https://github.com/ChimeHQ/MeterReporter.git
Working copy of https://github.com/ChimeHQ/MeterReporter.git resolved at 0.1.0 (302e342)
warning: '.resolve-product-dependencies': dependency 'meterreporter' is not used by any target
Found 2 product dependencies
  - Meter
  - Wells
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/ChimeHQ/MeterReporter.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/5] Write sources
[3/5] Write swift-version--7754E27361AE5C74.txt
[4/13] Compiling BinaryImage BinaryImage.m
[6/20] Compiling Meter DlfcnSymbolicator.swift
[7/20] Compiling Meter Symbolicator.swift
[8/20] Compiling Wells Data+compression.swift
[9/20] Emitting module Wells
[10/20] Compiling Wells NetworkResponse.swift
[11/20] Compiling Wells FileManager+Helpers.swift
[12/20] Compiling Wells Protocol+Helpers.swift
[13/20] Compiling Wells ReportLocationProvider.swift
[14/20] Compiling Meter ExceptionInfo.swift
[15/20] Compiling Wells WellsReporter.swift
[16/20] Compiling Wells WellsUploader.swift
[17/20] Compiling Meter MeterPayloadProvider.swift
[18/20] Compiling Meter CallStackTree.swift
[19/20] Emitting module Meter
[20/20] Compiling Meter DiagnosticPayload.swift
[21/24] Compiling MeterReporter DiagnosticSubscriber.swift
[22/24] Compiling MeterReporter MeterReporter.swift
/Users/admin/builder/spi-builder-workspace/Sources/MeterReporter/MeterReporter.swift:64:66: warning: reference to class property 'defaultBackgroundIdentifier' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 62 |         public var hostIdentifier: String?
 63 |
 64 |         public var backgroundIdentifier: String? = WellsUploader.defaultBackgroundIdentifier
    |                                                                  `- warning: reference to class property 'defaultBackgroundIdentifier' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 65 |         public var reportsURL: URL = WellsReporter.defaultDirectory
 66 |         public var log: OSLog = OSLog(subsystem: "com.chimehq.MeterReporter", category: "MeterReporter")
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Wells/Sources/Wells/WellsUploader.swift:19:23: note: class property declared here
 17 |     public weak var delegate: WellsUploaderDelegate?
 18 |
 19 |     public static var defaultBackgroundIdentifier: String = {
    |                       `- note: class property declared here
 20 |         let bundleId = Bundle.main.bundleIdentifier ?? "com.chimehq.Wells"
 21 |
/Users/admin/builder/spi-builder-workspace/Sources/MeterReporter/MeterReporter.swift:113:22: warning: main actor-isolated var 'NSApp' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
109 |
110 | extension MeterReporter {
111 |     private func configureExceptionLogging() {
    |                  `- note: add '@MainActor' to make instance method 'configureExceptionLogging()' part of global actor 'MainActor'
112 |         #if os(macOS)
113 |         if let app = NSApp as? ExceptionLoggingApplication {
    |                      `- warning: main actor-isolated var 'NSApp' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
114 |             app.exceptionInfoURL = exceptionInfoURL
115 |         }
AppKit.NSApp:1:23: note: var declared here
1 | @MainActor public var NSApp: NSApplication!
  |                       `- note: var declared here
/Users/admin/builder/spi-builder-workspace/Sources/MeterReporter/MeterReporter.swift:114:17: warning: main actor-isolated property 'exceptionInfoURL' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
109 |
110 | extension MeterReporter {
111 |     private func configureExceptionLogging() {
    |                  `- note: add '@MainActor' to make instance method 'configureExceptionLogging()' part of global actor 'MainActor'
112 |         #if os(macOS)
113 |         if let app = NSApp as? ExceptionLoggingApplication {
114 |             app.exceptionInfoURL = exceptionInfoURL
    |                 `- warning: main actor-isolated property 'exceptionInfoURL' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
115 |         }
116 |         #endif
/Users/admin/builder/spi-builder-workspace/Sources/MeterReporter/ExceptionLoggingApplication.swift:6:16: note: mutation of this property is only permitted within the actor
 4 |
 5 | open class ExceptionLoggingApplication: NSApplication {
 6 |     public var exceptionInfoURL: URL?
   |                `- note: mutation of this property is only permitted within the actor
 7 |
 8 |     public override func reportException(_ exception: NSException) {
[23/24] Emitting module MeterReporter
/Users/admin/builder/spi-builder-workspace/Sources/MeterReporter/MeterReporter.swift:64:66: warning: reference to class property 'defaultBackgroundIdentifier' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 62 |         public var hostIdentifier: String?
 63 |
 64 |         public var backgroundIdentifier: String? = WellsUploader.defaultBackgroundIdentifier
    |                                                                  `- warning: reference to class property 'defaultBackgroundIdentifier' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 65 |         public var reportsURL: URL = WellsReporter.defaultDirectory
 66 |         public var log: OSLog = OSLog(subsystem: "com.chimehq.MeterReporter", category: "MeterReporter")
/Users/admin/builder/spi-builder-workspace/.build/checkouts/Wells/Sources/Wells/WellsUploader.swift:19:23: note: class property declared here
 17 |     public weak var delegate: WellsUploaderDelegate?
 18 |
 19 |     public static var defaultBackgroundIdentifier: String = {
    |                       `- note: class property declared here
 20 |         let bundleId = Bundle.main.bundleIdentifier ?? "com.chimehq.Wells"
 21 |
[24/24] Compiling MeterReporter ExceptionLoggingApplication.swift
Build complete! (30.44s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "meter",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.4.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ChimeHQ/Meter"
    },
    {
      "identity" : "wells",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ChimeHQ/Wells"
    }
  ],
  "manifest_display_name" : "MeterReporter",
  "name" : "MeterReporter",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "3.0"
    }
  ],
  "products" : [
    {
      "name" : "MeterReporter",
      "targets" : [
        "MeterReporter"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "MeterReporter",
      "module_type" : "SwiftTarget",
      "name" : "MeterReporter",
      "path" : "Sources/MeterReporter",
      "product_dependencies" : [
        "Meter",
        "Wells"
      ],
      "product_memberships" : [
        "MeterReporter"
      ],
      "sources" : [
        "DiagnosticSubscriber.swift",
        "ExceptionLoggingApplication.swift",
        "MeterReporter.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Done.