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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 DataSource, reference master (921f9b), with Swift 6.0 for watchOS using Xcode 16.0 on 4 Nov 2024 23:25:55 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme DataSource -destination generic/platform=watchOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/allaboutapps/DataSource.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/allaboutapps/DataSource
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 921f9b9 Fixed crash when scrolling tableView with VoiceOver enabled (#42)
Cloned https://github.com/allaboutapps/DataSource.git
Revision (git rev-parse @):
921f9b92afb587b5a99361f631d41838ad261501
SUCCESS checkout https://github.com/allaboutapps/DataSource.git at master
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.0
Building package at path:  $PWD
https://github.com/allaboutapps/DataSource.git
Command line invocation:
    /Applications/Xcode-16.1.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Fetching from https://github.com/tonyarnold/Differ
Creating working copy of package ‘Differ’
Checking out 1.4.5 of package ‘Differ’
Resolved source packages:
  Differ: https://github.com/tonyarnold/Differ @ 1.4.5
resolved source packages: Differ
{
  "dependencies" : [
    {
      "identity" : "differ",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.4.3",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/tonyarnold/Differ.git"
    }
  ],
  "manifest_display_name" : "DataSource",
  "name" : "DataSource",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.12"
    },
    {
      "name" : "ios",
      "version" : "11.0"
    },
    {
      "name" : "tvos",
      "version" : "11.0"
    },
    {
      "name" : "watchos",
      "version" : "3.0"
    }
  ],
  "products" : [
    {
      "name" : "DataSource",
      "targets" : [
        "DataSource"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "DataSourceTests",
      "module_type" : "SwiftTarget",
      "name" : "DataSourceTests",
      "path" : "DataSourceTests",
      "sources" : [
        "ConcurrentReloadSelectTest.swift"
      ],
      "target_dependencies" : [
        "DataSource"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DataSource",
      "module_type" : "SwiftTarget",
      "name" : "DataSource",
      "path" : "DataSource",
      "product_dependencies" : [
        "Differ"
      ],
      "product_memberships" : [
        "DataSource"
      ],
      "sources" : [
        "AutoRegisterCell.swift",
        "CellDescriptor.swift",
        "DataSource+Diff.swift",
        "DataSource+UITableViewDataSource.swift",
        "DataSource+UITableViewDataSourcePrefetching.swift",
        "DataSource+UITableViewDelegate.swift",
        "DataSource.swift",
        "Diffable.swift",
        "Row.swift",
        "Section.swift",
        "SectionDescriptor.swift",
        "SeparatedSection/SeparatedSection.swift",
        "SeparatedSection/SeparatorCustomViewViewModel.swift",
        "SeparatedSection/SeparatorLineCell.swift",
        "SeparatedSection/SeparatorLineViewModel.swift",
        "UITableViewExtensions.swift",
        "Utilities/UIView+AutoLayout.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "DataSource",
    "schemes" : [
      "DataSource",
      "DataSourceTests",
      "Example"
    ],
    "targets" : [
      "Example",
      "DataSource",
      "DataSourceTests"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "DataSource"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme DataSource -destination generic/platform=watchOS OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete
Command line invocation:
    /Applications/Xcode-16.1.0.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 DataSource -destination generic/platform=watchOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete"
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Differ: https://github.com/tonyarnold/Differ @ 1.4.5
  DataSource: /Users/admin/builder/spi-builder-workspace
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
    Target 'DataSource' in project 'DataSource'
        ➜ Explicit dependency on target 'DataSource' in project 'DataSource'
        ➜ Explicit dependency on target 'Differ' in project 'Differ'
    Target 'DataSource' in project 'DataSource'
        ➜ Explicit dependency on target 'Differ' in project 'Differ'
    Target 'Differ' in project 'Differ'
        ➜ Explicit dependency on target 'Differ' in project 'Differ'
    Target 'Differ' in project 'Differ' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.1.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.1.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS11.1.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.1.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.1.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: d8b609dd67d97a86de1b042c3a154d77
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/d8b609dd67d97a86de1b042c3a154d77.xcbuilddata
error: The package product 'Differ' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'DataSource' from project 'DataSource')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme DataSource
(1 failure)
Command line invocation:
    /Applications/Xcode-16.1.0.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 DataSource -destination generic/platform=watchOS "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete"
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete
Resolve Package Graph
Resolved source packages:
  Differ: https://github.com/tonyarnold/Differ @ 1.4.5
  DataSource: /Users/admin/builder/spi-builder-workspace
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
    Target 'DataSource' in project 'DataSource'
        ➜ Explicit dependency on target 'DataSource' in project 'DataSource'
        ➜ Explicit dependency on target 'Differ' in project 'Differ'
    Target 'DataSource' in project 'DataSource'
        ➜ Explicit dependency on target 'Differ' in project 'Differ'
    Target 'Differ' in project 'Differ'
        ➜ Explicit dependency on target 'Differ' in project 'Differ'
    Target 'Differ' in project 'Differ' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
error: The package product 'Differ' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'DataSource' from project 'DataSource')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme DataSource
(1 failure)
BUILD FAILURE 6.0 watchOS