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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 SwiftUISupport, reference main (fbc3f1), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 07:32:23 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/FluidGroup/swiftui-support.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/FluidGroup/swiftui-support
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at fbc3f17 Remove deprecated relative modifier (#53)
Cloned https://github.com/FluidGroup/swiftui-support.git
Revision (git rev-parse @):
fbc3f1770889f74818a56eea3d7099a0d3a9c5e1
SUCCESS checkout https://github.com/FluidGroup/swiftui-support.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/FluidGroup/swiftui-support.git
https://github.com/FluidGroup/swiftui-support.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SwiftUISupport",
  "name" : "SwiftUISupport",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "10.15"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "SwiftUISupport",
      "targets" : [
        "SwiftUISupport"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SwiftUISupportSizing",
      "targets" : [
        "SwiftUISupportSizing"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SwiftUISupportLayout",
      "targets" : [
        "SwiftUISupportLayout"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SwiftUISupportBackport",
      "targets" : [
        "SwiftUISupportBackport"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SwiftUISupportDescribing",
      "targets" : [
        "SwiftUISupportDescribing"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "SwiftUISupportGeometryEffect",
      "targets" : [
        "SwiftUISupportGeometryEffect"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "6"
  ],
  "targets" : [
    {
      "c99name" : "SwiftUISupportTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUISupportTests",
      "path" : "Tests/SwiftUISupportTests",
      "sources" : [
        "swiftui_supportTests.swift"
      ],
      "target_dependencies" : [
        "SwiftUISupport"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftUISupportSizing",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUISupportSizing",
      "path" : "Sources/SwiftUISupportSizing",
      "product_memberships" : [
        "SwiftUISupport",
        "SwiftUISupportSizing"
      ],
      "sources" : [
        "ResizableModifier.swift",
        "View+MeasureSize.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftUISupportLayout",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUISupportLayout",
      "path" : "Sources/SwiftUISupportLayout",
      "product_memberships" : [
        "SwiftUISupportLayout"
      ],
      "sources" : [
        "Anchoring.swift",
        "RelativeView.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftUISupportGeometryEffect",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUISupportGeometryEffect",
      "path" : "Sources/SwiftUISupportGeometryEffect",
      "product_memberships" : [
        "SwiftUISupport",
        "SwiftUISupportGeometryEffect"
      ],
      "sources" : [
        "TranslationEffect.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftUISupportDescribing",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUISupportDescribing",
      "path" : "Sources/SwiftUISupportDescribing",
      "product_memberships" : [
        "SwiftUISupportDescribing"
      ],
      "sources" : [
        "Conditional.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftUISupportBackport",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUISupportBackport",
      "path" : "Sources/SwiftUISupportBackport",
      "product_memberships" : [
        "SwiftUISupportBackport"
      ],
      "sources" : [
        "ImageView.swift",
        "OnChangeWithPrevious.swift",
        "VisualEffect.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SwiftUISupport",
      "module_type" : "SwiftTarget",
      "name" : "SwiftUISupport",
      "path" : "Sources/SwiftUISupport",
      "product_memberships" : [
        "SwiftUISupport"
      ],
      "sources" : [
        "Components/ClippingMask.swift",
        "Components/Hosting.swift",
        "Components/LocalState.swift",
        "Components/ObservedView.swift",
        "Components/StyleModifier.swift",
        "Components/SwiftUISupport.swift",
        "Components/UIKitText.swift",
        "Extensions/Animation+.swift",
        "Extensions/ForEach+.swift",
        "Extensions/View+.swift",
        "Extensions/View+Gradient.swift",
        "Extensions/View+VariadicView.swift",
        "Extensions/View+circularBorder.swift"
      ],
      "target_dependencies" : [
        "SwiftUISupportSizing",
        "SwiftUISupportGeometryEffect"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
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
Building for debugging...
[0/7] Write sources
[6/7] Write swift-version-2F0A5646E1D333AE.txt
[8/21] Compiling SwiftUISupportBackport ImageView.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
[9/21] Emitting module SwiftUISupportSizing
[10/21] Compiling SwiftUISupportSizing ResizableModifier.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportSizing/ResizableModifier.swift:46:10: warning: 'measureSize' is deprecated: Use directly onGeometryChange
 44 |         .fixedSize(horizontal: !isEnabled, vertical: !isEnabled)
 45 |       content
 46 |         .measureSize($contentSize)
    |          `- warning: 'measureSize' is deprecated: Use directly onGeometryChange
 47 |     }
 48 |     .hidden()
[11/21] Compiling SwiftUISupportSizing View+MeasureSize.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportSizing/View+MeasureSize.swift:12:5: error: 'onGeometryChange(for:of:action:)' is only available in macOS 13.0 or newer
 1 | import SwiftUI
 2 |
 3 | extension View {
   | `- note: add @available attribute to enclosing extension
 4 |
 5 |   /**
   :
10 |   @available(*, deprecated, message: "Use directly onGeometryChange")
11 |   public func measureSize(_ size: Binding<CGSize>) -> some View {
12 |     onGeometryChange(for: CGSize.self, of: { proxy in
   |     |- error: 'onGeometryChange(for:of:action:)' is only available in macOS 13.0 or newer
   |     `- note: add 'if #available' version check
13 |       proxy.size
14 |     }, action: { newSize in
[12/21] Compiling SwiftUISupportGeometryEffect TranslationEffect.swift
[13/21] Emitting module SwiftUISupportGeometryEffect
[14/21] Emitting module SwiftUISupportDescribing
[15/21] Compiling SwiftUISupportDescribing Conditional.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[16/21] Emitting module SwiftUISupportBackport
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
[17/21] Compiling SwiftUISupportBackport VisualEffect.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
[18/21] Compiling SwiftUISupportBackport OnChangeWithPrevious.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
[19/21] Emitting module SwiftUISupportLayout
[20/21] Compiling SwiftUISupportLayout RelativeView.swift
[21/21] Compiling SwiftUISupportLayout Anchoring.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportLayout/Anchoring.swift:20:5: error: 'overlay(alignment:content:)' is only available in macOS 12.0 or newer
15 | }
16 |
17 | extension View {
   | `- note: add @available attribute to enclosing extension
18 |
19 |   internal func anchoring(@ViewBuilder content: () -> some View) -> some View {
   |                 `- note: add @available attribute to enclosing instance method
20 |     overlay(alignment: .topTrailing) {
   |     |- error: 'overlay(alignment:content:)' is only available in macOS 12.0 or newer
   |     `- note: add 'if #available' version check
21 |       content()
22 |         .alignmentGuide(.top) { d in
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
[2/15] Compiling SwiftUISupportGeometryEffect TranslationEffect.swift
[3/15] Emitting module SwiftUISupportGeometryEffect
[4/15] Compiling SwiftUISupportBackport VisualEffect.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
[5/15] Compiling SwiftUISupportSizing View+MeasureSize.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportSizing/View+MeasureSize.swift:12:5: error: 'onGeometryChange(for:of:action:)' is only available in macOS 13.0 or newer
 1 | import SwiftUI
 2 |
 3 | extension View {
   | `- note: add @available attribute to enclosing extension
 4 |
 5 |   /**
   :
10 |   @available(*, deprecated, message: "Use directly onGeometryChange")
11 |   public func measureSize(_ size: Binding<CGSize>) -> some View {
12 |     onGeometryChange(for: CGSize.self, of: { proxy in
   |     |- error: 'onGeometryChange(for:of:action:)' is only available in macOS 13.0 or newer
   |     `- note: add 'if #available' version check
13 |       proxy.size
14 |     }, action: { newSize in
[6/15] Compiling SwiftUISupportDescribing Conditional.swift
[7/15] Emitting module SwiftUISupportDescribing
error: emit-module command failed with exit code 1 (use -v to see invocation)
[8/15] Emitting module SwiftUISupportBackport
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
[9/15] Emitting module SwiftUISupportSizing
[10/15] Compiling SwiftUISupportSizing ResizableModifier.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportSizing/ResizableModifier.swift:46:10: warning: 'measureSize' is deprecated: Use directly onGeometryChange
 44 |         .fixedSize(horizontal: !isEnabled, vertical: !isEnabled)
 45 |       content
 46 |         .measureSize($contentSize)
    |          `- warning: 'measureSize' is deprecated: Use directly onGeometryChange
 47 |     }
 48 |     .hidden()
[11/15] Compiling SwiftUISupportBackport ImageView.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
[12/15] Compiling SwiftUISupportBackport OnChangeWithPrevious.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftUISupportBackport/VisualEffect.swift:2:8: error: no such module 'UIKit'
 1 | import SwiftUI
 2 | import UIKit
   |        `- error: no such module 'UIKit'
 3 |
 4 | public struct VisualEffect: UIViewRepresentable {
BUILD FAILURE 6.1 macosSpm