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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 ConstraintBuilder, reference main (8eb7cd), with Swift 6.1 for macOS (SPM) on 30 Apr 2025 09:35:02 UTC.

Swift 6 data race errors: 12

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/PimCoumans/ConstraintBuilder.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/PimCoumans/ConstraintBuilder
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 8eb7cdb Expanded usage of result builder
Cloned https://github.com/PimCoumans/ConstraintBuilder.git
Revision (git rev-parse @):
8eb7cdb13156bb191ea8b0ab2be1d21a3e5ddaf0
SUCCESS checkout https://github.com/PimCoumans/ConstraintBuilder.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/PimCoumans/ConstraintBuilder.git
https://github.com/PimCoumans/ConstraintBuilder.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ConstraintBuilder",
  "name" : "ConstraintBuilder",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.11"
    }
  ],
  "products" : [
    {
      "name" : "ConstraintBuilder",
      "targets" : [
        "ConstraintBuilder"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ConstraintBuilderTests",
      "module_type" : "SwiftTarget",
      "name" : "ConstraintBuilderTests",
      "path" : "Tests/ConstraintBuilderTests",
      "sources" : [
        "ConstraintBuilderTests.swift"
      ],
      "target_dependencies" : [
        "ConstraintBuilder"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ConstraintBuilder",
      "module_type" : "SwiftTarget",
      "name" : "ConstraintBuilder",
      "path" : "Sources/ConstraintBuilder",
      "product_memberships" : [
        "ConstraintBuilder"
      ],
      "sources" : [
        "Collection+ConstraintBuildable.swift",
        "ConstraintBuilder.swift",
        "Extensions/NSLayoutConstraint.swift",
        "NSView+ConstraintBuildable.swift",
        "UIView+ConstraintBuildable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
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...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/8] Compiling ConstraintBuilder UIView+ConstraintBuildable.swift
[4/8] Compiling ConstraintBuilder NSLayoutConstraint.swift
[5/8] Compiling ConstraintBuilder ConstraintBuilder.swift
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSView.h:567:44: warning: main actor-isolated property 'safeAreaLayoutGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
565 |
566 | /* This layout guide reflects the safe area for this view (i.e., the frame minus safeAreaInsets), and provides a convenient way to arrange content relative to the safe area using auto layout. */
567 | @property(readonly, strong) NSLayoutGuide *safeAreaLayoutGuide API_AVAILABLE(macos(11.0));
    |                                            `- warning: main actor-isolated property 'safeAreaLayoutGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
568 |
569 | /* The safe area for this view expressed as a rectangle in the view's coordinate space. */
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:12:19: note: add '@preconcurrency' to the 'LayoutContainerView' conformance to defer isolation checking to run time
 10 | public typealias LayoutGuide = NSLayoutGuide
 11 | extension NSLayoutGuide: LayoutContainer { }
 12 | extension NSView: LayoutContainerView { }
    |                   `- note: add '@preconcurrency' to the 'LayoutContainerView' conformance to defer isolation checking to run time
 13 | #endif
 14 |
    :
 30 | public protocol LayoutContainerView: LayoutContainer {
 31 | 	@available(macOS 11.0, iOS 11.0, tvOS 11.0, *)
 32 | 	var safeAreaLayoutGuide: LayoutGuide { get }
    |      `- note: requirement 'safeAreaLayoutGuide' declared here
 33 | 	@available(macOS 11.0, iOS 9.0,  tvOS 9.0, *)
 34 | 	var layoutMarginsGuide: LayoutGuide { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSView.h:573:45: warning: main actor-isolated property 'layoutMarginsGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
571 |
572 | /* This layout guide provides the recommended amount of padding for content inside a view. */
573 | @property (readonly, strong) NSLayoutGuide *layoutMarginsGuide API_AVAILABLE(macos(11.0));
    |                                             `- warning: main actor-isolated property 'layoutMarginsGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
574 |
575 | @end
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:34:6: note: requirement 'layoutMarginsGuide' declared here
 32 | 	var safeAreaLayoutGuide: LayoutGuide { get }
 33 | 	@available(macOS 11.0, iOS 9.0,  tvOS 9.0, *)
 34 | 	var layoutMarginsGuide: LayoutGuide { get }
    |      `- note: requirement 'layoutMarginsGuide' declared here
 35 | }
 36 |
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:224:51: warning: main actor-isolated property 'leadingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
222 |  See NSLayoutAnchor.h for more details.
223 |  */
224 | @property (readonly, strong) NSLayoutXAxisAnchor *leadingAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'leadingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:17:6: note: requirement 'leadingAnchor' declared here
 15 | // Anchors shared by views and layout guides
 16 | public protocol LayoutContainer {
 17 | 	var leadingAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'leadingAnchor' declared here
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:225:51: warning: main actor-isolated property 'trailingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
223 |  */
224 | @property (readonly, strong) NSLayoutXAxisAnchor *leadingAnchor API_AVAILABLE(macos(10.11));
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'trailingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:18:6: note: requirement 'trailingAnchor' declared here
 16 | public protocol LayoutContainer {
 17 | 	var leadingAnchor: NSLayoutXAxisAnchor { get }
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'trailingAnchor' declared here
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:226:51: warning: main actor-isolated property 'leftAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
224 | @property (readonly, strong) NSLayoutXAxisAnchor *leadingAnchor API_AVAILABLE(macos(10.11));
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'leftAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:19:6: note: requirement 'leftAnchor' declared here
 17 | 	var leadingAnchor: NSLayoutXAxisAnchor { get }
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'leftAnchor' declared here
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:227:51: warning: main actor-isolated property 'rightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'rightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:20:6: note: requirement 'rightAnchor' declared here
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'rightAnchor' declared here
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:228:51: warning: main actor-isolated property 'topAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'topAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:21:6: note: requirement 'topAnchor' declared here
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
    |      `- note: requirement 'topAnchor' declared here
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
 23 | 	var widthAnchor: NSLayoutDimension { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:229:51: warning: main actor-isolated property 'bottomAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'bottomAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:22:6: note: requirement 'bottomAnchor' declared here
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
    |      `- note: requirement 'bottomAnchor' declared here
 23 | 	var widthAnchor: NSLayoutDimension { get }
 24 | 	var heightAnchor: NSLayoutDimension { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:230:49: warning: main actor-isolated property 'widthAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
    |                                                 `- warning: main actor-isolated property 'widthAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:23:6: note: requirement 'widthAnchor' declared here
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
 23 | 	var widthAnchor: NSLayoutDimension { get }
    |      `- note: requirement 'widthAnchor' declared here
 24 | 	var heightAnchor: NSLayoutDimension { get }
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:231:49: warning: main actor-isolated property 'heightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
    |                                                 `- warning: main actor-isolated property 'heightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
233 | @property (readonly, strong) NSLayoutYAxisAnchor *centerYAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:24:6: note: requirement 'heightAnchor' declared here
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
 23 | 	var widthAnchor: NSLayoutDimension { get }
 24 | 	var heightAnchor: NSLayoutDimension { get }
    |      `- note: requirement 'heightAnchor' declared here
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
 26 | 	var centerYAnchor: NSLayoutYAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:232:51: warning: main actor-isolated property 'centerXAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'centerXAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
233 | @property (readonly, strong) NSLayoutYAxisAnchor *centerYAnchor API_AVAILABLE(macos(10.11));
234 | @property (readonly, strong) NSLayoutYAxisAnchor *firstBaselineAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:25:6: note: requirement 'centerXAnchor' declared here
 23 | 	var widthAnchor: NSLayoutDimension { get }
 24 | 	var heightAnchor: NSLayoutDimension { get }
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'centerXAnchor' declared here
 26 | 	var centerYAnchor: NSLayoutYAxisAnchor { get }
 27 | }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:233:51: warning: main actor-isolated property 'centerYAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
233 | @property (readonly, strong) NSLayoutYAxisAnchor *centerYAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'centerYAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
234 | @property (readonly, strong) NSLayoutYAxisAnchor *firstBaselineAnchor API_AVAILABLE(macos(10.11));
235 | @property (readonly, strong) NSLayoutYAxisAnchor *lastBaselineAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:26:6: note: requirement 'centerYAnchor' declared here
 24 | 	var heightAnchor: NSLayoutDimension { get }
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
 26 | 	var centerYAnchor: NSLayoutYAxisAnchor { get }
    |      `- note: requirement 'centerYAnchor' declared here
 27 | }
 28 |
[6/8] Emitting module ConstraintBuilder
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSView.h:567:44: warning: main actor-isolated property 'safeAreaLayoutGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
565 |
566 | /* This layout guide reflects the safe area for this view (i.e., the frame minus safeAreaInsets), and provides a convenient way to arrange content relative to the safe area using auto layout. */
567 | @property(readonly, strong) NSLayoutGuide *safeAreaLayoutGuide API_AVAILABLE(macos(11.0));
    |                                            `- warning: main actor-isolated property 'safeAreaLayoutGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
568 |
569 | /* The safe area for this view expressed as a rectangle in the view's coordinate space. */
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:12:19: note: add '@preconcurrency' to the 'LayoutContainerView' conformance to defer isolation checking to run time
 10 | public typealias LayoutGuide = NSLayoutGuide
 11 | extension NSLayoutGuide: LayoutContainer { }
 12 | extension NSView: LayoutContainerView { }
    |                   `- note: add '@preconcurrency' to the 'LayoutContainerView' conformance to defer isolation checking to run time
 13 | #endif
 14 |
    :
 30 | public protocol LayoutContainerView: LayoutContainer {
 31 | 	@available(macOS 11.0, iOS 11.0, tvOS 11.0, *)
 32 | 	var safeAreaLayoutGuide: LayoutGuide { get }
    |      `- note: requirement 'safeAreaLayoutGuide' declared here
 33 | 	@available(macOS 11.0, iOS 9.0,  tvOS 9.0, *)
 34 | 	var layoutMarginsGuide: LayoutGuide { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSView.h:573:45: warning: main actor-isolated property 'layoutMarginsGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
571 |
572 | /* This layout guide provides the recommended amount of padding for content inside a view. */
573 | @property (readonly, strong) NSLayoutGuide *layoutMarginsGuide API_AVAILABLE(macos(11.0));
    |                                             `- warning: main actor-isolated property 'layoutMarginsGuide' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainerView'; this is an error in the Swift 6 language mode
574 |
575 | @end
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:34:6: note: requirement 'layoutMarginsGuide' declared here
 32 | 	var safeAreaLayoutGuide: LayoutGuide { get }
 33 | 	@available(macOS 11.0, iOS 9.0,  tvOS 9.0, *)
 34 | 	var layoutMarginsGuide: LayoutGuide { get }
    |      `- note: requirement 'layoutMarginsGuide' declared here
 35 | }
 36 |
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:224:51: warning: main actor-isolated property 'leadingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
222 |  See NSLayoutAnchor.h for more details.
223 |  */
224 | @property (readonly, strong) NSLayoutXAxisAnchor *leadingAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'leadingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:17:6: note: requirement 'leadingAnchor' declared here
 15 | // Anchors shared by views and layout guides
 16 | public protocol LayoutContainer {
 17 | 	var leadingAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'leadingAnchor' declared here
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:225:51: warning: main actor-isolated property 'trailingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
223 |  */
224 | @property (readonly, strong) NSLayoutXAxisAnchor *leadingAnchor API_AVAILABLE(macos(10.11));
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'trailingAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:18:6: note: requirement 'trailingAnchor' declared here
 16 | public protocol LayoutContainer {
 17 | 	var leadingAnchor: NSLayoutXAxisAnchor { get }
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'trailingAnchor' declared here
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:226:51: warning: main actor-isolated property 'leftAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
224 | @property (readonly, strong) NSLayoutXAxisAnchor *leadingAnchor API_AVAILABLE(macos(10.11));
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'leftAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:19:6: note: requirement 'leftAnchor' declared here
 17 | 	var leadingAnchor: NSLayoutXAxisAnchor { get }
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'leftAnchor' declared here
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:227:51: warning: main actor-isolated property 'rightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
225 | @property (readonly, strong) NSLayoutXAxisAnchor *trailingAnchor API_AVAILABLE(macos(10.11));
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'rightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:20:6: note: requirement 'rightAnchor' declared here
 18 | 	var trailingAnchor: NSLayoutXAxisAnchor { get }
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'rightAnchor' declared here
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:228:51: warning: main actor-isolated property 'topAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
226 | @property (readonly, strong) NSLayoutXAxisAnchor *leftAnchor API_AVAILABLE(macos(10.11));
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'topAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:21:6: note: requirement 'topAnchor' declared here
 19 | 	var leftAnchor: NSLayoutXAxisAnchor { get }
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
    |      `- note: requirement 'topAnchor' declared here
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
 23 | 	var widthAnchor: NSLayoutDimension { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:229:51: warning: main actor-isolated property 'bottomAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
227 | @property (readonly, strong) NSLayoutXAxisAnchor *rightAnchor API_AVAILABLE(macos(10.11));
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'bottomAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:22:6: note: requirement 'bottomAnchor' declared here
 20 | 	var rightAnchor: NSLayoutXAxisAnchor { get }
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
    |      `- note: requirement 'bottomAnchor' declared here
 23 | 	var widthAnchor: NSLayoutDimension { get }
 24 | 	var heightAnchor: NSLayoutDimension { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:230:49: warning: main actor-isolated property 'widthAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
228 | @property (readonly, strong) NSLayoutYAxisAnchor *topAnchor API_AVAILABLE(macos(10.11));
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
    |                                                 `- warning: main actor-isolated property 'widthAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:23:6: note: requirement 'widthAnchor' declared here
 21 | 	var topAnchor: NSLayoutYAxisAnchor { get }
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
 23 | 	var widthAnchor: NSLayoutDimension { get }
    |      `- note: requirement 'widthAnchor' declared here
 24 | 	var heightAnchor: NSLayoutDimension { get }
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:231:49: warning: main actor-isolated property 'heightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
229 | @property (readonly, strong) NSLayoutYAxisAnchor *bottomAnchor API_AVAILABLE(macos(10.11));
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
    |                                                 `- warning: main actor-isolated property 'heightAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
233 | @property (readonly, strong) NSLayoutYAxisAnchor *centerYAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:24:6: note: requirement 'heightAnchor' declared here
 22 | 	var bottomAnchor: NSLayoutYAxisAnchor { get }
 23 | 	var widthAnchor: NSLayoutDimension { get }
 24 | 	var heightAnchor: NSLayoutDimension { get }
    |      `- note: requirement 'heightAnchor' declared here
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
 26 | 	var centerYAnchor: NSLayoutYAxisAnchor { get }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:232:51: warning: main actor-isolated property 'centerXAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
230 | @property (readonly, strong) NSLayoutDimension *widthAnchor API_AVAILABLE(macos(10.11));
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'centerXAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
233 | @property (readonly, strong) NSLayoutYAxisAnchor *centerYAnchor API_AVAILABLE(macos(10.11));
234 | @property (readonly, strong) NSLayoutYAxisAnchor *firstBaselineAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:25:6: note: requirement 'centerXAnchor' declared here
 23 | 	var widthAnchor: NSLayoutDimension { get }
 24 | 	var heightAnchor: NSLayoutDimension { get }
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
    |      `- note: requirement 'centerXAnchor' declared here
 26 | 	var centerYAnchor: NSLayoutYAxisAnchor { get }
 27 | }
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:233:51: warning: main actor-isolated property 'centerYAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
231 | @property (readonly, strong) NSLayoutDimension *heightAnchor API_AVAILABLE(macos(10.11));
232 | @property (readonly, strong) NSLayoutXAxisAnchor *centerXAnchor API_AVAILABLE(macos(10.11));
233 | @property (readonly, strong) NSLayoutYAxisAnchor *centerYAnchor API_AVAILABLE(macos(10.11));
    |                                                   `- warning: main actor-isolated property 'centerYAnchor' cannot be used to satisfy nonisolated requirement from protocol 'LayoutContainer'; this is an error in the Swift 6 language mode
234 | @property (readonly, strong) NSLayoutYAxisAnchor *firstBaselineAnchor API_AVAILABLE(macos(10.11));
235 | @property (readonly, strong) NSLayoutYAxisAnchor *lastBaselineAnchor API_AVAILABLE(macos(10.11));
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/ConstraintBuilder.swift:26:6: note: requirement 'centerYAnchor' declared here
 24 | 	var heightAnchor: NSLayoutDimension { get }
 25 | 	var centerXAnchor: NSLayoutXAxisAnchor { get }
 26 | 	var centerYAnchor: NSLayoutYAxisAnchor { get }
    |      `- note: requirement 'centerYAnchor' declared here
 27 | }
 28 |
[7/8] Compiling ConstraintBuilder Collection+ConstraintBuildable.swift
[8/8] Compiling ConstraintBuilder NSView+ConstraintBuildable.swift
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/NSView+ConstraintBuildable.swift:6:13: warning: main actor-isolated property 'superview' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
 3 |
 4 | extension ViewConstraintBuildable where Self: NSView {
 5 | 	public func withSuperview(_ method: (LayoutContainerView) -> Void) {
   |              `- note: add '@MainActor' to make instance method 'withSuperview' part of global actor 'MainActor'
 6 | 		guard let superview else {
   |             `- warning: main actor-isolated property 'superview' can not be referenced from a nonisolated context; this is an error in the Swift 6 language mode
 7 | 			return assertionFailure()
 8 | 		}
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSView.h:87:59: note: property declared here
 85 |
 86 | @property (nullable, readonly, unsafe_unretained) NSWindow *window;
 87 | @property (nullable, readonly, unsafe_unretained) NSView *superview;
    |                                                           `- note: property declared here
 88 | @property (copy) NSArray<__kindof NSView *> *subviews;
 89 | - (BOOL)isDescendantOf:(NSView *)view;
/Users/admin/builder/spi-builder-workspace/Sources/ConstraintBuilder/NSView+ConstraintBuildable.swift:13:3: warning: main actor-isolated property 'translatesAutoresizingMaskIntoConstraints' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
10 | 	}
11 |
12 | 	public func applyConstraints(@ConstraintBuilder _ builder: (Self) -> [NSLayoutConstraint]) {
   |              `- note: add '@MainActor' to make instance method 'applyConstraints' part of global actor 'MainActor'
13 | 		translatesAutoresizingMaskIntoConstraints = false
   |   `- warning: main actor-isolated property 'translatesAutoresizingMaskIntoConstraints' can not be mutated from a nonisolated context; this is an error in the Swift 6 language mode
14 | 		NSLayoutConstraint.activate(builder(self))
15 | 	}
/Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSLayoutConstraint.h:276:16: note: mutation of this property is only permitted within the actor
274 | /* by default, the autoresizing mask on a view gives rise to constraints that fully determine the view's position.  To do anything interesting with constraints, you need to turn that off. IB will turn it off.
275 |  */
276 | @property BOOL translatesAutoresizingMaskIntoConstraints API_AVAILABLE(macos(10.7));
    |                `- note: mutation of this property is only permitted within the actor
277 |
278 | /* constraint based layout engages lazily when someone tries to use it.  If you do all of your constraint set up in -updateConstraints, you might never even receive updateConstraints if no one makes a constraint.  To fix this chicken and egg problem, override this method to return YES if your view needs the window to use constraint based layout.
Build complete! (6.30s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ConstraintBuilder",
  "name" : "ConstraintBuilder",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "13.0"
    },
    {
      "name" : "macos",
      "version" : "10.11"
    }
  ],
  "products" : [
    {
      "name" : "ConstraintBuilder",
      "targets" : [
        "ConstraintBuilder"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ConstraintBuilderTests",
      "module_type" : "SwiftTarget",
      "name" : "ConstraintBuilderTests",
      "path" : "Tests/ConstraintBuilderTests",
      "sources" : [
        "ConstraintBuilderTests.swift"
      ],
      "target_dependencies" : [
        "ConstraintBuilder"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ConstraintBuilder",
      "module_type" : "SwiftTarget",
      "name" : "ConstraintBuilder",
      "path" : "Sources/ConstraintBuilder",
      "product_memberships" : [
        "ConstraintBuilder"
      ],
      "sources" : [
        "Collection+ConstraintBuildable.swift",
        "ConstraintBuilder.swift",
        "Extensions/NSLayoutConstraint.swift",
        "NSView+ConstraintBuildable.swift",
        "UIView+ConstraintBuildable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
Done.