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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 ImageZoom, reference 1.1.0 (7e9880), with Swift 6.1 for watchOS using Xcode 16.3 on 27 Apr 2025 16:19:58 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ImageZoom -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/markbattistella/image-zoom-publish-plugin.git
Reference: 1.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/markbattistella/image-zoom-publish-plugin
 * tag               1.1.0      -> FETCH_HEAD
HEAD is now at 7e98809 v1.1.0 --> fixed script --> squashed bugs --> cleaned up some code --> added more HTML Nodes
Cloned https://github.com/markbattistella/image-zoom-publish-plugin.git
Revision (git rev-parse @):
7e98809fdb611190b0755b9a6d946710ab70ae58
SUCCESS checkout https://github.com/markbattistella/image-zoom-publish-plugin.git at 1.1.0
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/markbattistella/image-zoom-publish-plugin.git
https://github.com/markbattistella/image-zoom-publish-plugin.git
{
  "dependencies" : [
    {
      "identity" : "publish",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.8.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/johnsundell/publish.git"
    }
  ],
  "manifest_display_name" : "ImageZoom",
  "name" : "ImageZoom",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "ImageZoom",
      "targets" : [
        "ImageZoom"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ImageZoom",
      "module_type" : "SwiftTarget",
      "name" : "ImageZoom",
      "path" : "Sources/ImageZoom",
      "product_dependencies" : [
        "Publish"
      ],
      "product_memberships" : [
        "ImageZoom"
      ],
      "sources" : [
        "ImageZoom.swift",
        "Support/Builder.swift",
        "Support/Utilities/Attribute.swift",
        "Support/Utilities/Delimiter+Enum.swift",
        "Support/Utilities/HTMLElements+Ext.swift",
        "Support/Utilities/Substring+Ext.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/johnsundell/publish.git
Fetching from https://github.com/johnsundell/plot.git
Fetching from https://github.com/johnsundell/collectionConcurrencyKit.git
Fetching from https://github.com/johnsundell/files.git
Fetching from https://github.com/johnsundell/sweep.git
Fetching from https://github.com/johnsundell/ink.git
Fetching from https://github.com/johnsundell/shellout.git
Fetching from https://github.com/johnsundell/codextended.git
Creating working copy of package ‘shellout’
Checking out 2.3.0 of package ‘shellout’
Creating working copy of package ‘sweep’
Checking out 0.4.0 of package ‘sweep’
Creating working copy of package ‘plot’
Checking out 0.14.0 of package ‘plot’
Creating working copy of package ‘publish’
Checking out 0.9.0 of package ‘publish’
Creating working copy of package ‘files’
Checking out 4.2.0 of package ‘files’
Creating working copy of package ‘codextended’
Checking out 0.3.0 of package ‘codextended’
Creating working copy of package ‘ink’
Checking out 0.6.0 of package ‘ink’
Creating working copy of package ‘collectionConcurrencyKit’
Checking out 0.2.0 of package ‘collectionConcurrencyKit’
Resolve Package Graph
Resolved source packages:
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  ImageZoom: /Users/admin/builder/spi-builder-workspace
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  Files: https://github.com/johnsundell/files.git @ 4.2.0
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
resolved source packages: Sweep, ShellOut, Ink, CollectionConcurrencyKit, ImageZoom, Plot, Codextended, Files, Publish
{
  "dependencies" : [
    {
      "identity" : "publish",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.8.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/johnsundell/publish.git"
    }
  ],
  "manifest_display_name" : "ImageZoom",
  "name" : "ImageZoom",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "ImageZoom",
      "targets" : [
        "ImageZoom"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ImageZoom",
      "module_type" : "SwiftTarget",
      "name" : "ImageZoom",
      "path" : "Sources/ImageZoom",
      "product_dependencies" : [
        "Publish"
      ],
      "product_memberships" : [
        "ImageZoom"
      ],
      "sources" : [
        "ImageZoom.swift",
        "Support/Builder.swift",
        "Support/Utilities/Attribute.swift",
        "Support/Utilities/Delimiter+Enum.swift",
        "Support/Utilities/HTMLElements+Ext.swift",
        "Support/Utilities/Substring+Ext.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "ImageZoom"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ImageZoom -destination generic/platform=watchOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme ImageZoom -destination generic/platform=watchOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
  Files: https://github.com/johnsundell/files.git @ 4.2.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
  ImageZoom: /Users/admin/builder/spi-builder-workspace
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (18 targets)
    Target 'ImageZoom' in project 'ImageZoom'
        ➜ Explicit dependency on target 'ImageZoom' in project 'ImageZoom'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'ImageZoom' in project 'ImageZoom'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit' (no dependencies)
    Target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
    Target 'Sweep' in project 'Sweep' (no dependencies)
    Target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
    Target 'ShellOut' in project 'ShellOut' (no dependencies)
    Target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
    Target 'Codextended' in project 'Codextended' (no dependencies)
    Target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Files' in project 'Files'
    Target 'Files' in project 'Files' (no dependencies)
    Target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
    Target 'Plot' in project 'Plot' (no dependencies)
    Target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
    Target 'Ink' in project 'Ink' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 4c3adfd29458939991833db3ebd341e1
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/4c3adfd29458939991833db3ebd341e1.xcbuilddata
error: The package product 'CollectionConcurrencyKit' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'Publish' from project 'Publish')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme ImageZoom
(1 failure)
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
  ImageZoom: /Users/admin/builder/spi-builder-workspace
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
  Files: https://github.com/johnsundell/files.git @ 4.2.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
resolved source packages: CollectionConcurrencyKit, Ink, ImageZoom, Publish, Sweep, Plot, Files, Codextended, ShellOut
{
  "dependencies" : [
    {
      "identity" : "publish",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.8.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/johnsundell/publish.git"
    }
  ],
  "manifest_display_name" : "ImageZoom",
  "name" : "ImageZoom",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "ImageZoom",
      "targets" : [
        "ImageZoom"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ImageZoom",
      "module_type" : "SwiftTarget",
      "name" : "ImageZoom",
      "path" : "Sources/ImageZoom",
      "product_dependencies" : [
        "Publish"
      ],
      "product_memberships" : [
        "ImageZoom"
      ],
      "sources" : [
        "ImageZoom.swift",
        "Support/Builder.swift",
        "Support/Utilities/Attribute.swift",
        "Support/Utilities/Delimiter+Enum.swift",
        "Support/Utilities/HTMLElements+Ext.swift",
        "Support/Utilities/Substring+Ext.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "ImageZoom"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ImageZoom -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme ImageZoom -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  ShellOut: https://github.com/johnsundell/shellout.git @ 2.3.0
  Codextended: https://github.com/johnsundell/codextended.git @ 0.3.0
  Publish: https://github.com/johnsundell/publish.git @ 0.9.0
  CollectionConcurrencyKit: https://github.com/johnsundell/collectionConcurrencyKit.git @ 0.2.0
  Files: https://github.com/johnsundell/files.git @ 4.2.0
  Sweep: https://github.com/johnsundell/sweep.git @ 0.4.0
  ImageZoom: /Users/admin/builder/spi-builder-workspace
  Ink: https://github.com/johnsundell/ink.git @ 0.6.0
  Plot: https://github.com/johnsundell/plot.git @ 0.14.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (18 targets)
    Target 'ImageZoom' in project 'ImageZoom'
        ➜ Explicit dependency on target 'ImageZoom' in project 'ImageZoom'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'ImageZoom' in project 'ImageZoom'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'Publish' in project 'Publish'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
        ➜ Explicit dependency on target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit'
    Target 'CollectionConcurrencyKit' in project 'CollectionConcurrencyKit' (no dependencies)
    Target 'Sweep' in project 'Sweep'
        ➜ Explicit dependency on target 'Sweep' in project 'Sweep'
    Target 'Sweep' in project 'Sweep' (no dependencies)
    Target 'ShellOut' in project 'ShellOut'
        ➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
    Target 'ShellOut' in project 'ShellOut' (no dependencies)
    Target 'Codextended' in project 'Codextended'
        ➜ Explicit dependency on target 'Codextended' in project 'Codextended'
    Target 'Codextended' in project 'Codextended' (no dependencies)
    Target 'Files' in project 'Files'
        ➜ Explicit dependency on target 'Files' in project 'Files'
    Target 'Files' in project 'Files' (no dependencies)
    Target 'Plot' in project 'Plot'
        ➜ Explicit dependency on target 'Plot' in project 'Plot'
    Target 'Plot' in project 'Plot' (no dependencies)
    Target 'Ink' in project 'Ink'
        ➜ Explicit dependency on target 'Ink' in project 'Ink'
    Target 'Ink' in project 'Ink' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: fe2e31b6c24275cc3e4435e251ff9119
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/fe2e31b6c24275cc3e4435e251ff9119.xcbuilddata
error: The package product 'CollectionConcurrencyKit' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'Publish' from project 'Publish')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme ImageZoom
(1 failure)
BUILD FAILURE 6.1 watchOS