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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 with Swift 5.9 for watchOS using Xcode 15.2.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/checkout/.dependencies -derivedDataPath $PWD/checkout/.derivedData build -scheme RxOptional -destination generic/platform=watchos

Build Log

========================================
RunAll
========================================
Builder version: 4.25.4
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/RxSwiftCommunity/RxOptional.git
Reference: v5.0.5
Initialized empty Git repository in /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/RxSwiftCommunity/RxOptional
 * tag               v5.0.5     -> FETCH_HEAD
HEAD is now at 10820dd Merge pull request #106 from RxSwiftCommunity/dependabot/bundler/cocoapods-downloader-1.6.3
Cloned https://github.com/RxSwiftCommunity/RxOptional.git
Revision (git rev-parse @):
10820dd92601e8cf7b71c763fc7a1cf4d1bb14f5
SUCCESS checkout https://github.com/RxSwiftCommunity/RxOptional.git at v5.0.5
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             5.9
Building package at path:  $PWD/checkout
Command line invocation:
    /Applications/Xcode-15.0.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
resolved source packages:
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "RxOptional",
    "schemes" : [
      "RxOptional iOS",
      "RxOptional macOS",
      "RxOptional tvOS",
      "RxOptional watchOS"
    ],
    "targets" : [
      "RxOptional iOS",
      "RxOptional macOS",
      "RxOptional tvOS",
      "RxOptional watchOS",
      "RxOptionalTests iOS",
      "RxOptionalTests macOS",
      "RxOptionalTests tvOS"
    ]
  }
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "RxOptional"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.0.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/checkout/.dependencies -derivedDataPath $PWD/checkout/.derivedData build -scheme RxOptional -destination generic/platform=watchos
Command line invocation:
    /Applications/Xcode-15.0.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies -derivedDataPath /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData build -scheme RxOptional -destination generic/platform=watchos
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
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
  CwlPreconditionTesting: https://github.com/mattgallagher/CwlPreconditionTesting.git @ 2.0.0
  Quick: https://github.com/Quick/Quick.git @ 3.0.0
  RxOptional: /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace
  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: c680a1251243a6927efa401236e707f5
Build description path: /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/c680a1251243a6927efa401236e707f5.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-15.0.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies -derivedDataPath /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData build -scheme RxOptional -destination generic/platform=watchos
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Resolve Package Graph
Resolved source packages:
  Nimble: https://github.com/Quick/Nimble.git @ 9.0.0
  Quick: https://github.com/Quick/Quick.git @ 3.0.0
  RxSwift: https://github.com/ReactiveX/RxSwift.git @ 6.0.0
  CwlCatchException: https://github.com/mattgallagher/CwlCatchException.git @ 2.0.0
  RxOptional: /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace
  CwlPreconditionTesting: https://github.com/mattgallagher/CwlPreconditionTesting.git @ 2.0.0
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: c680a1251243a6927efa401236e707f5
Build description path: /Users/builder/builds/TDmZkXJm/3/finestructure/swiftpackageindex-builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/c680a1251243a6927efa401236e707f5.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
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.