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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 RxOptional, reference main (8fc89d), with Swift 5.9 for watchOS using Xcode 15.2 on 6 Oct 2024 23:10:05 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme RxOptional -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.55.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/RxSwiftCommunity/RxOptional.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/RxSwiftCommunity/RxOptional
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 8fc89dd 5.0.6
Cloned https://github.com/RxSwiftCommunity/RxOptional.git
Revision (git rev-parse @):
8fc89dd1d45e0207b3df29c9dd02bdb39e431f3a
SUCCESS checkout https://github.com/RxSwiftCommunity/RxOptional.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             5.9
Building package at path:  $PWD
https://github.com/RxSwiftCommunity/RxOptional.git
Command line invocation:
    /Applications/Xcode-15.2.0.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
resolved source packages:
{
  "dependencies" : [
    {
      "identity" : "rxswift",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "6.0.0",
            "upper_bound" : "7.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ReactiveX/RxSwift.git"
    },
    {
      "identity" : "quick",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "3.0.0",
            "upper_bound" : "4.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Quick.git"
    },
    {
      "identity" : "nimble",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "9.0.0",
            "upper_bound" : "10.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Quick/Nimble.git"
    }
  ],
  "manifest_display_name" : "RxOptional",
  "name" : "RxOptional",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "9.0"
    },
    {
      "name" : "tvos",
      "version" : "9.0"
    },
    {
      "name" : "watchos",
      "version" : "3.0"
    }
  ],
  "products" : [
    {
      "name" : "RxOptional",
      "targets" : [
        "RxOptional"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "RxOptionalTests",
      "module_type" : "SwiftTarget",
      "name" : "RxOptionalTests",
      "path" : "Tests/RxOptionalTests",
      "product_dependencies" : [
        "Quick",
        "Nimble"
      ],
      "sources" : [
        "OccupiableOperatorsTests.swift",
        "OptionalOperatorsTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "RxOptional"
      ],
      "type" : "test"
    },
    {
      "c99name" : "RxOptional",
      "module_type" : "SwiftTarget",
      "name" : "RxOptional",
      "path" : "Sources",
      "product_dependencies" : [
        "RxSwift",
        "RxCocoa"
      ],
      "product_memberships" : [
        "RxOptional"
      ],
      "sources" : [
        "RxOptional/Observable+Occupiable.swift",
        "RxOptional/Observable+Optional.swift",
        "RxOptional/Occupiable.swift",
        "RxOptional/OptionalType.swift",
        "RxOptional/RxOptionalError.swift",
        "RxOptional/SharedSequence+Occupiable.swift",
        "RxOptional/SharedSequence+Optional.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.2"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "RxOptional",
    "schemes" : [
      "RxOptional iOS",
      "RxOptional macOS",
      "RxOptional tvOS",
      "RxOptional watchOS"
    ],
    "targets" : [
      "RxOptional iOS",
      "RxOptional macOS",
      "RxOptional tvOS",
      "RxOptional watchOS",
      "RxOptionalTests iOS",
      "RxOptionalTests macOS",
      "RxOptionalTests tvOS"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "RxOptional"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme RxOptional -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-15.2.0.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 RxOptional -destination generic/platform=watchOS
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  Nimble: https://github.com/Quick/Nimble.git @ 9.0.0
  CwlCatchException: https://github.com/mattgallagher/CwlCatchException.git @ 2.0.0
  Quick: https://github.com/Quick/Quick.git @ 3.0.0
  RxSwift: https://github.com/ReactiveX/RxSwift.git @ 6.0.0
  CwlPreconditionTesting: https://github.com/mattgallagher/CwlPreconditionTesting.git @ 2.0.0
  RxOptional: /Users/admin/builder/spi-builder-workspace
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (22 targets)
    Target 'RxOptionalTests' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'Nimble' in project 'Nimble'
    Target 'Nimble' in project 'Nimble'
        ➜ Explicit dependency on target 'Nimble' in project 'Nimble'
        ➜ Explicit dependency on target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
    Target 'Nimble' in project 'Nimble'
        ➜ Explicit dependency on target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
    Target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
    Target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting' (no dependencies)
    Target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlMachBadInstructionHandler' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlCatchException' in project 'CwlCatchException'
    Target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlMachBadInstructionHandler' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlCatchException' in project 'CwlCatchException'
    Target 'CwlCatchException' in project 'CwlCatchException'
        ➜ Explicit dependency on target 'CwlCatchException' in project 'CwlCatchException'
        ➜ Explicit dependency on target 'CwlCatchExceptionSupport' in project 'CwlCatchException'
    Target 'CwlCatchException' in project 'CwlCatchException'
        ➜ Explicit dependency on target 'CwlCatchExceptionSupport' in project 'CwlCatchException'
    Target 'CwlCatchExceptionSupport' in project 'CwlCatchException' (no dependencies)
    Target 'CwlMachBadInstructionHandler' in project 'CwlPreconditionTesting' (no dependencies)
    Target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'QuickObjCRuntime' in project 'Quick'
    Target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'QuickObjCRuntime' in project 'Quick'
    Target 'QuickObjCRuntime' in project 'Quick' (no dependencies)
    Target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
    Target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
    Target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxRelay' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoaRuntime' in project 'RxSwift'
    Target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxRelay' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoaRuntime' in project 'RxSwift'
    Target 'RxCocoaRuntime' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
    Target 'RxRelay' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
    Target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
    Target 'RxSwift' in project 'RxSwift' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
Build description signature: 42e6d8a8772df4e3b2d2b08e41c589d6
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/42e6d8a8772df4e3b2d2b08e41c589d6.xcbuilddata
error: The package product 'RxSwift' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'RxOptional' from project 'RxOptional')
error: The package product 'RxCocoa' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'RxOptional' from project 'RxOptional')
Resolve Package Graph
** BUILD FAILED **
Command line invocation:
    /Applications/Xcode-15.2.0.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 RxOptional -destination generic/platform=watchOS
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolved source packages:
  Quick: https://github.com/Quick/Quick.git @ 3.0.0
  RxOptional: /Users/admin/builder/spi-builder-workspace
  Nimble: https://github.com/Quick/Nimble.git @ 9.0.0
  CwlCatchException: https://github.com/mattgallagher/CwlCatchException.git @ 2.0.0
  CwlPreconditionTesting: https://github.com/mattgallagher/CwlPreconditionTesting.git @ 2.0.0
  RxSwift: https://github.com/ReactiveX/RxSwift.git @ 6.0.0
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (22 targets)
    Target 'RxOptionalTests' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'Nimble' in project 'Nimble'
    Target 'Nimble' in project 'Nimble'
        ➜ Explicit dependency on target 'Nimble' in project 'Nimble'
        ➜ Explicit dependency on target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
    Target 'Nimble' in project 'Nimble'
        ➜ Explicit dependency on target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
    Target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting'
    Target 'CwlPosixPreconditionTesting' in project 'CwlPreconditionTesting' (no dependencies)
    Target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlMachBadInstructionHandler' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlCatchException' in project 'CwlCatchException'
    Target 'CwlPreconditionTesting' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlMachBadInstructionHandler' in project 'CwlPreconditionTesting'
        ➜ Explicit dependency on target 'CwlCatchException' in project 'CwlCatchException'
    Target 'CwlCatchException' in project 'CwlCatchException'
        ➜ Explicit dependency on target 'CwlCatchException' in project 'CwlCatchException'
        ➜ Explicit dependency on target 'CwlCatchExceptionSupport' in project 'CwlCatchException'
    Target 'CwlCatchException' in project 'CwlCatchException'
        ➜ Explicit dependency on target 'CwlCatchExceptionSupport' in project 'CwlCatchException'
    Target 'CwlCatchExceptionSupport' in project 'CwlCatchException' (no dependencies)
    Target 'CwlMachBadInstructionHandler' in project 'CwlPreconditionTesting' (no dependencies)
    Target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'QuickObjCRuntime' in project 'Quick'
    Target 'Quick' in project 'Quick'
        ➜ Explicit dependency on target 'QuickObjCRuntime' in project 'Quick'
    Target 'QuickObjCRuntime' in project 'Quick' (no dependencies)
    Target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
    Target 'RxOptional' in project 'RxOptional'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
    Target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxRelay' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoaRuntime' in project 'RxSwift'
    Target 'RxCocoa' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxRelay' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxCocoaRuntime' in project 'RxSwift'
    Target 'RxCocoaRuntime' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
    Target 'RxRelay' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
    Target 'RxSwift' in project 'RxSwift'
        ➜ Explicit dependency on target 'RxSwift' in project 'RxSwift'
    Target 'RxSwift' in project 'RxSwift' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
Build description signature: 42e6d8a8772df4e3b2d2b08e41c589d6
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/42e6d8a8772df4e3b2d2b08e41c589d6.xcbuilddata
error: The package product 'RxSwift' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'RxOptional' from project 'RxOptional')
error: The package product 'RxCocoa' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'RxOptional' from project 'RxOptional')
** BUILD FAILED **
BUILD FAILURE 5.9 watchOS