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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

Failed to build TRON, reference main (e260e3), with Swift 6.1 for Linux on 27 Apr 2025 18:55:33 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/MLSDev/TRON.git
Reference: main
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/MLSDev/TRON
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at e260e3a Bump peter-evans/create-pull-request from 6 to 7 (#91)
Cloned https://github.com/MLSDev/TRON.git
Revision (git rev-parse @):
e260e3afb4b1cadc44ee4ca163d1495daef508bd
SUCCESS checkout https://github.com/MLSDev/TRON.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/MLSDev/TRON.git
https://github.com/MLSDev/TRON.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "alamofire",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "5.0.0",
            "upper_bound" : "6.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Alamofire/Alamofire.git"
    },
    {
      "identity" : "swiftyjson",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "5.0.0",
            "upper_bound" : "6.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/SwiftyJSON/SwiftyJSON.git"
    },
    {
      "identity" : "rxswift",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "6.0.0",
            "upper_bound" : "7.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ReactiveX/RxSwift.git"
    }
  ],
  "manifest_display_name" : "TRON",
  "name" : "TRON",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "11.0"
    },
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "watchos",
      "version" : "4.0"
    }
  ],
  "products" : [
    {
      "name" : "TRON",
      "targets" : [
        "TRON"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "TRONSwiftyJSON",
      "targets" : [
        "TRONSwiftyJSON"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "RxTRON",
      "targets" : [
        "RxTRON"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "TRONSwiftyJSON",
      "module_type" : "SwiftTarget",
      "name" : "TRONSwiftyJSON",
      "path" : "Source/TRONSwiftyJSON",
      "product_dependencies" : [
        "SwiftyJSON"
      ],
      "product_memberships" : [
        "TRONSwiftyJSON"
      ],
      "sources" : [
        "SwiftyJSONDecodable.swift"
      ],
      "target_dependencies" : [
        "TRON"
      ],
      "type" : "library"
    },
    {
      "c99name" : "TRON",
      "module_type" : "SwiftTarget",
      "name" : "TRON",
      "path" : "Source/TRON",
      "product_dependencies" : [
        "Alamofire"
      ],
      "product_memberships" : [
        "TRON",
        "TRONSwiftyJSON",
        "RxTRON"
      ],
      "sources" : [
        "APIError.swift",
        "APIRequest.swift",
        "APIStub.swift",
        "BaseRequest.swift",
        "Combine.swift",
        "Concurrency.swift",
        "DownloadAPIRequest.swift",
        "Exports.swift",
        "NetworkActivityPlugin.swift",
        "NetworkLoggerPlugin.swift",
        "Plugin.swift",
        "Serialization.swift",
        "TRON.swift",
        "TRONCodable.swift",
        "URLBuilder.swift",
        "UploadAPIRequest.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "RxTRON",
      "module_type" : "SwiftTarget",
      "name" : "RxTRON",
      "path" : "Source/RxTRON",
      "product_dependencies" : [
        "RxSwift"
      ],
      "product_memberships" : [
        "RxTRON"
      ],
      "sources" : [
        "Tron+RxSwift.swift"
      ],
      "target_dependencies" : [
        "TRON"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Fetching https://github.com/Alamofire/Alamofire.git
Fetching https://github.com/ReactiveX/RxSwift.git
Fetching https://github.com/SwiftyJSON/SwiftyJSON.git
[1/6126] Fetching swiftyjson
[6127/36263] Fetching swiftyjson, alamofire
[8840/88946] Fetching swiftyjson, alamofire, rxswift
Fetched https://github.com/Alamofire/Alamofire.git from cache (4.55s)
Fetched https://github.com/SwiftyJSON/SwiftyJSON.git from cache (5.74s)
Fetched https://github.com/ReactiveX/RxSwift.git from cache (5.88s)
Computing version for https://github.com/SwiftyJSON/SwiftyJSON.git
Computed https://github.com/SwiftyJSON/SwiftyJSON.git at 5.0.2 (6.33s)
Computing version for https://github.com/ReactiveX/RxSwift.git
Computed https://github.com/ReactiveX/RxSwift.git at 6.9.0 (0.49s)
Computing version for https://github.com/Alamofire/Alamofire.git
Computed https://github.com/Alamofire/Alamofire.git at 5.10.2 (0.51s)
Creating working copy for https://github.com/SwiftyJSON/SwiftyJSON.git
Working copy of https://github.com/SwiftyJSON/SwiftyJSON.git resolved at 5.0.2
Creating working copy for https://github.com/Alamofire/Alamofire.git
Working copy of https://github.com/Alamofire/Alamofire.git resolved at 5.10.2
Creating working copy for https://github.com/ReactiveX/RxSwift.git
Working copy of https://github.com/ReactiveX/RxSwift.git resolved at 6.9.0
Building for debugging...
[0/10] Write sources
[3/10] Copying PrivacyInfo.xcprivacy
[4/10] Write sources
[5/10] Copying PrivacyInfo.xcprivacy
[5/10] Write sources
[5/10] Copying PrivacyInfo.xcprivacy
[8/10] Write sources
[9/10] Write swift-version-24593BA9C3E375BF.txt
[11/196] Emitting module Alamofire
[12/201] Emitting module RxSwift
[13/221] Compiling RxSwift Debounce.swift
[14/221] Compiling RxSwift Debug.swift
[15/221] Compiling RxSwift Decode.swift
[16/221] Compiling RxSwift DefaultIfEmpty.swift
[17/221] Compiling RxSwift Deferred.swift
[18/221] Compiling SwiftyJSON resource_bundle_accessor.swift
[19/221] Compiling SwiftyJSON SwiftyJSON.swift
/host/spi-builder-workspace/.build/checkouts/SwiftyJSON/Source/SwiftyJSON/SwiftyJSON.swift:1215:51: error: ambiguous use of operator '<'
1213 |
1214 |     switch (lhs.type, rhs.type) {
1215 |     case (.number, .number): return lhs.rawNumber < rhs.rawNumber
     |                                                   `- error: ambiguous use of operator '<'
1216 |     case (.string, .string): return lhs.rawString < rhs.rawString
1217 |     default:                 return false
     :
1249 | }
1250 |
1251 | func < (lhs: NSNumber, rhs: NSNumber) -> Bool {
     |      `- note: found this candidate
1252 |
1253 |     switch (lhs.isBool, rhs.isBool) {
Foundation.NSNumber.<:2:20: note: found this candidate in module 'Foundation'
1 | class NSNumber {
2 | public static func < (lhs: NSNumber, rhs: NSNumber) -> Bool}
  |                    `- note: found this candidate in module 'Foundation'
3 |
[20/221] Emitting module SwiftyJSON
[21/221] Compiling Alamofire RetryPolicy.swift
[22/221] Compiling Alamofire ServerTrustEvaluation.swift
[23/221] Compiling Alamofire URLEncodedFormEncoder.swift
[24/221] Compiling Alamofire Validation.swift
[25/221] Compiling Alamofire resource_bundle_accessor.swift
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/187] Compiling SwiftyJSON resource_bundle_accessor.swift
[3/187] Compiling RxSwift DelaySubscription.swift
[4/187] Compiling RxSwift Dematerialize.swift
[5/187] Compiling RxSwift DispatchQueue+Extensions.swift
[6/187] Compiling RxSwift DispatchQueueConfiguration.swift
[7/187] Compiling RxSwift Disposable.swift
[8/187] Compiling RxSwift Disposables.swift
[9/187] Compiling RxSwift DisposeBag.swift
[10/187] Compiling RxSwift DisposeBase.swift
[11/187] Compiling RxSwift DistinctUntilChanged.swift
[12/187] Compiling RxSwift Do.swift
[13/192] Emitting module SwiftyJSON
[14/192] Compiling SwiftyJSON SwiftyJSON.swift
/host/spi-builder-workspace/.build/checkouts/SwiftyJSON/Source/SwiftyJSON/SwiftyJSON.swift:1215:51: error: ambiguous use of operator '<'
1213 |
1214 |     switch (lhs.type, rhs.type) {
1215 |     case (.number, .number): return lhs.rawNumber < rhs.rawNumber
     |                                                   `- error: ambiguous use of operator '<'
1216 |     case (.string, .string): return lhs.rawString < rhs.rawString
1217 |     default:                 return false
     :
1249 | }
1250 |
1251 | func < (lhs: NSNumber, rhs: NSNumber) -> Bool {
     |      `- note: found this candidate
1252 |
1253 |     switch (lhs.isBool, rhs.isBool) {
Foundation.NSNumber.<:2:20: note: found this candidate in module 'Foundation'
1 | class NSNumber {
2 | public static func < (lhs: NSNumber, rhs: NSNumber) -> Bool}
  |                    `- note: found this candidate in module 'Foundation'
3 |
BUILD FAILURE 6.1 linux