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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 SwiftUIKit, reference main (bcfd62), with Swift 6.1 for macOS (SPM) on 26 Apr 2025 13:42:10 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/0xLet/SwiftUIKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/0xLet/SwiftUIKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at bcfd62d Updated DataObject to 1.0.0
Cloned https://github.com/0xLet/SwiftUIKit.git
Revision (git rev-parse @):
bcfd62da77d0025920eed05c7efa1d6719811c0b
SUCCESS checkout https://github.com/0xLet/SwiftUIKit.git at main
Fetching https://github.com/0xLet/DataObject.git
Fetching https://github.com/0xLeif/Observation
[1/93] Fetching dataobject
[94/154] Fetching dataobject, observation
Fetched https://github.com/0xLeif/Observation from cache (0.63s)
Fetched https://github.com/0xLet/DataObject.git from cache (0.63s)
Computing version for https://github.com/0xLeif/Observation
Computed https://github.com/0xLeif/Observation at 0.0.2 (1.25s)
Fetching https://github.com/0xLeif/Chain
[1/119] Fetching chain
Fetched https://github.com/0xLeif/Chain from cache (0.61s)
Computing version for https://github.com/0xLeif/Chain
Computed https://github.com/0xLeif/Chain at 0.3.0 (1.21s)
Fetching https://github.com/0xLeif/E.num
[1/130] Fetching e.num
Fetched https://github.com/0xLeif/E.num from cache (0.63s)
Computing version for https://github.com/0xLeif/E.num
Computed https://github.com/0xLeif/E.num at 0.3.0 (1.23s)
Computing version for https://github.com/0xLet/DataObject.git
Computed https://github.com/0xLet/DataObject.git at 1.1.1 (0.55s)
Fetching https://github.com/0xLet/WTV
Fetching https://github.com/0xLet/SURL
Fetching https://github.com/0xLet/SwiftFu
[1/52] Fetching wtv
[53/97] Fetching wtv, surl
Fetched https://github.com/0xLet/WTV from cache (0.57s)
[1/149] Fetching swiftfu
Fetched https://github.com/0xLet/SURL from cache (0.59s)
Fetched https://github.com/0xLet/SwiftFu from cache (0.59s)
Computing version for https://github.com/0xLet/SwiftFu
Computed https://github.com/0xLet/SwiftFu at 1.0.1 (1.17s)
Computing version for https://github.com/0xLet/WTV
Computed https://github.com/0xLet/WTV at 0.1.1 (0.57s)
Computing version for https://github.com/0xLet/SURL
Computed https://github.com/0xLet/SURL at 0.1.1 (0.57s)
Creating working copy for https://github.com/0xLeif/E.num
Working copy of https://github.com/0xLeif/E.num resolved at 0.3.0
Creating working copy for https://github.com/0xLeif/Chain
Working copy of https://github.com/0xLeif/Chain resolved at 0.3.0
Creating working copy for https://github.com/0xLet/SwiftFu
Working copy of https://github.com/0xLet/SwiftFu resolved at 1.0.1
Creating working copy for https://github.com/0xLet/SURL
Working copy of https://github.com/0xLet/SURL resolved at 0.1.1
Creating working copy for https://github.com/0xLet/DataObject.git
Working copy of https://github.com/0xLet/DataObject.git resolved at 1.1.1
Creating working copy for https://github.com/0xLet/WTV
Working copy of https://github.com/0xLet/WTV resolved at 0.1.1
Creating working copy for https://github.com/0xLeif/Observation
Working copy of https://github.com/0xLeif/Observation resolved at 0.0.2
========================================
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": "swiftuikit",
      "name": "SwiftUIKit",
      "url": "https://github.com/0xLet/SwiftUIKit.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftUIKit",
      "dependencies": [
        {
          "identity": "observation",
          "name": "Observation",
          "url": "https://github.com/0xLeif/Observation",
          "version": "0.0.2",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Observation",
          "dependencies": [
            {
              "identity": "chain",
              "name": "Chain",
              "url": "https://github.com/0xLeif/Chain",
              "version": "0.3.0",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Chain",
              "dependencies": [
                {
                  "identity": "e.num",
                  "name": "E",
                  "url": "https://github.com/0xLeif/E.num",
                  "version": "0.3.0",
                  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/E.num",
                  "dependencies": [
                  ]
                }
              ]
            }
          ]
        },
        {
          "identity": "dataobject",
          "name": "DataObject",
          "url": "https://github.com/0xLet/DataObject.git",
          "version": "1.1.1",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/DataObject",
          "dependencies": [
            {
              "identity": "wtv",
              "name": "WTV",
              "url": "https://github.com/0xLet/WTV",
              "version": "0.1.1",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/WTV",
              "dependencies": [
              ]
            },
            {
              "identity": "surl",
              "name": "SURL",
              "url": "https://github.com/0xLet/SURL",
              "version": "0.1.1",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SURL",
              "dependencies": [
              ]
            },
            {
              "identity": "swiftfu",
              "name": "SwiftFu",
              "url": "https://github.com/0xLet/SwiftFu",
              "version": "1.0.1",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftFu",
              "dependencies": [
              ]
            }
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/0xLet/SwiftUIKit.git
[1/3913] Fetching swiftuikit
Fetched https://github.com/0xLet/SwiftUIKit.git from cache (1.12s)
Fetching https://github.com/0xLet/DataObject.git from cache
Fetching https://github.com/0xLeif/Observation from cache
Fetched https://github.com/0xLet/DataObject.git from cache (0.45s)
Fetched https://github.com/0xLeif/Observation from cache (0.45s)
Computing version for https://github.com/0xLeif/Observation
Computed https://github.com/0xLeif/Observation at 0.0.2 (0.51s)
Fetching https://github.com/0xLeif/Chain from cache
Fetched https://github.com/0xLeif/Chain from cache (0.45s)
Computing version for https://github.com/0xLeif/Chain
Computed https://github.com/0xLeif/Chain at 0.3.0 (0.51s)
Fetching https://github.com/0xLeif/E.num from cache
Fetched https://github.com/0xLeif/E.num from cache (0.41s)
Computing version for https://github.com/0xLeif/E.num
Computed https://github.com/0xLeif/E.num at 0.3.0 (0.46s)
Computing version for https://github.com/0xLet/DataObject.git
Computed https://github.com/0xLet/DataObject.git at 1.1.1 (0.02s)
Fetching https://github.com/0xLet/SURL from cache
Fetching https://github.com/0xLet/WTV from cache
Fetching https://github.com/0xLet/SwiftFu from cache
Fetched https://github.com/0xLet/SwiftFu from cache (0.42s)
Fetched https://github.com/0xLet/WTV from cache (0.42s)
Fetched https://github.com/0xLet/SURL from cache (0.42s)
Computing version for https://github.com/0xLet/SwiftFu
Computed https://github.com/0xLet/SwiftFu at 1.0.1 (0.47s)
Computing version for https://github.com/0xLet/WTV
Computed https://github.com/0xLet/WTV at 0.1.1 (0.02s)
Computing version for https://github.com/0xLet/SURL
Computed https://github.com/0xLet/SURL at 0.1.1 (0.03s)
Creating working copy for https://github.com/0xLet/SURL
Working copy of https://github.com/0xLet/SURL resolved at 0.1.1
Creating working copy for https://github.com/0xLet/SwiftFu
Working copy of https://github.com/0xLet/SwiftFu resolved at 1.0.1
Creating working copy for https://github.com/0xLeif/Observation
Working copy of https://github.com/0xLeif/Observation resolved at 0.0.2
Creating working copy for https://github.com/0xLet/DataObject.git
Working copy of https://github.com/0xLet/DataObject.git resolved at 1.1.1
Creating working copy for https://github.com/0xLet/WTV
Working copy of https://github.com/0xLet/WTV resolved at 0.1.1
Creating working copy for https://github.com/0xLeif/Chain
Working copy of https://github.com/0xLeif/Chain resolved at 0.3.0
Creating working copy for https://github.com/0xLeif/E.num
Working copy of https://github.com/0xLeif/E.num resolved at 0.3.0
Creating working copy for https://github.com/0xLet/SwiftUIKit.git
Working copy of https://github.com/0xLet/SwiftUIKit.git resolved at main (bcfd62d)
warning: '.resolve-product-dependencies': dependency 'swiftuikit' is not used by any target
Found 2 product dependencies
  - Observation
  - DataObject
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/0xLet/SwiftUIKit.git
https://github.com/0xLet/SwiftUIKit.git
{
  "dependencies" : [
    {
      "identity" : "observation",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.2",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/0xLeif/Observation"
    },
    {
      "identity" : "dataobject",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/0xLet/DataObject.git"
    }
  ],
  "manifest_display_name" : "SwiftUIKit",
  "name" : "SwiftUIKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftUIKit",
      "targets" : [
        "SwiftUIKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftUIKitTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUIKitTests",
      "path" : "Tests/SwiftUIKitTests",
      "sources" : [
        "ADA/BasicADATests.swift",
        "Case/Extensions/CALayer+SwiftUIKitTests.swift",
        "ContainerView/ContainerViewTests.swift",
        "Core/BasicSwiftUIKitTests.swift",
        "NSAttributedString/NSMutableAttributedStringTests.swift",
        "TableView/TableViewTests.swift"
      ],
      "target_dependencies" : [
        "SwiftUIKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftUIKit",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUIKit",
      "path" : "Sources/SwiftUIKit",
      "product_dependencies" : [
        "Observation",
        "DataObject"
      ],
      "product_memberships" : [
        "SwiftUIKit"
      ],
      "sources" : [
        "Containers/HScroll.swift",
        "Containers/HStack.swift",
        "Containers/SafeAreaView.swift",
        "Containers/VScroll.swift",
        "Containers/VStack.swift",
        "Containers/ZStack.swift",
        "Extensions/CALayer+SwiftUIKit.swift",
        "Extensions/NSLayoutConstraint+SwiftUIKit.swift",
        "Extensions/NSMutableAttributedString+SwiftUIKit.swift",
        "Extensions/SwiftFu+.swift",
        "Extensions/UIAlertAction+SwiftUIKit.swift",
        "Extensions/UIAppearance+SwiftUIKit.swift",
        "Extensions/UIBarButton+SwiftUIKit.swift",
        "Extensions/UIButton+SwiftUIKit.swift",
        "Extensions/UIControl+SwiftUIKit.swift",
        "Extensions/UIImage+SwiftUIKit.swift",
        "Extensions/UIImageView+SwiftUIKit.swift",
        "Extensions/UILabel+SwiftUIKit.swift",
        "Extensions/UISlider+SwiftUIKit.swift",
        "Extensions/UISwitch+SwiftUIKit.swift",
        "Extensions/UITextField+SwiftUIKit.swift",
        "Extensions/UITextView+SwiftUIKit.swift",
        "Extensions/UIView+Chain.swift",
        "Extensions/UIView+SwiftUIKit.swift",
        "Extensions/UIViewController+SwiftUIKit.swift",
        "Navigation/Navigate.swift",
        "Views/Button.swift",
        "Views/CollectionView.swift",
        "Views/ContainerView.swift",
        "Views/Divider.swift",
        "Views/EffectView.swift",
        "Views/Image.swift",
        "Views/Label.swift",
        "Views/List.swift",
        "Views/LoadingImage.swift",
        "Views/LoadingView.swift",
        "Views/Map.swift",
        "Views/MultiLineField.swift",
        "Views/NavButton.swift",
        "Views/ObservedView.swift",
        "Views/ScrollView.swift",
        "Views/Slider.swift",
        "Views/Spacer.swift",
        "Views/Switch.swift",
        "Views/TableView.swift",
        "Views/TextField.swift",
        "Views/WebView.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
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...
[0/9] Write sources
[8/9] Write swift-version-2F0A5646E1D333AE.txt
[10/33] Compiling E State.swift
[11/33] Compiling E Function.swift
[12/33] Emitting module E
[13/33] Compiling E Control.swift
[14/33] Compiling E Variable.swift
[15/35] Compiling SwiftFu SwiftFu+.swift
[16/36] Compiling SwiftFu Fuable.swift
[17/36] Compiling SwiftFu Boolable.swift
[18/36] Compiling SwiftFu Configurable.swift
[19/36] Compiling SwiftFu Printable.swift
[20/36] Compiling SwiftFu Tuplable.swift
[21/36] Compiling SwiftFu Modifiable.swift
[22/36] Compiling SwiftFu Functionable.swift
[23/36] Compiling SwiftFu Switch+.swift
[24/36] Compiling SURL URLRequest+.swift
[25/36] Compiling SURL String+.swift
[26/36] Emitting module SURL
[27/36] Compiling SURL URL+.swift
[28/36] Emitting module Chain
[29/36] Emitting module WTV
[30/36] Compiling WTV WTV.swift
[31/36] Compiling Chain Chain.swift
[32/36] Compiling SwiftFu Foundation+SwiftFu.swift
[33/36] Compiling SwiftFu BinaryFloatingPoint+.swift
[34/36] Emitting module SwiftFu
[35/36] Compiling SwiftFu BinaryInteger+.swift
[36/36] Compiling SwiftFu Assertable.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[37/46] Emitting module Observation
<unknown>:0: error: circular dependency between modules 'Observation' and 'Foundation'
[38/46] Compiling Observation ObservedValue.swift
<unknown>:0: error: circular dependency between modules 'Observation' and 'Foundation'
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/25] Compiling E Control.swift
[3/25] Emitting module E
[4/25] Compiling E Function.swift
[5/25] Compiling E State.swift
[6/25] Compiling E Variable.swift
[7/27] Emitting module WTV
[8/27] Compiling WTV WTV.swift
[9/27] Compiling SURL URL+.swift
[10/27] Compiling SwiftFu Functionable.swift
[11/28] Compiling SwiftFu Tuplable.swift
[12/28] Compiling SwiftFu SwiftFu+.swift
[13/28] Compiling SwiftFu Fuable.swift
[14/28] Compiling SwiftFu Boolable.swift
[15/28] Compiling SwiftFu Configurable.swift
[16/28] Compiling SwiftFu Modifiable.swift
[17/28] Compiling SwiftFu Printable.swift
[18/28] Compiling SwiftFu BinaryInteger+.swift
[19/28] Compiling SwiftFu Assertable.swift
[20/28] Emitting module SwiftFu
[21/28] Compiling SwiftFu Foundation+SwiftFu.swift
[22/28] Compiling SwiftFu BinaryFloatingPoint+.swift
[23/28] Compiling SURL URLRequest+.swift
[24/28] Emitting module SURL
[25/28] Compiling SURL String+.swift
[26/28] Emitting module Chain
[27/28] Compiling Chain Chain.swift
[28/28] Compiling SwiftFu Switch+.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[29/38] Emitting module Observation
<unknown>:0: error: circular dependency between modules 'Observation' and 'Foundation'
[30/38] Compiling Observation ObservedValue.swift
<unknown>:0: error: circular dependency between modules 'Observation' and 'Foundation'
BUILD FAILURE 6.1 macosSpm