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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 swiftpm-on-llbuild2 with Swift 6.0 for iOS using Xcode 16.2.

Build Command

Build command unavailable

Build Log

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RunAll
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Builder version: 4.58.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/apple/swiftpm-on-llbuild2.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/apple/swiftpm-on-llbuild2
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 88ddcbc Add SQLite-backed CAS
Cloned https://github.com/apple/swiftpm-on-llbuild2.git
Revision (git rev-parse @):
88ddcbcab67fea21a1b40f403f1da66b1460a08f
SUCCESS checkout https://github.com/apple/swiftpm-on-llbuild2.git at main
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Build
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Selected platform:         iOS
Swift version:             6.0
Building package at path:  $PWD
https://github.com/apple/swiftpm-on-llbuild2.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/apple/swift-llbuild2.git
Fetching from https://github.com/apple/swift-driver.git
could not find a branch named ‘master’ in https://github.com/apple/swift-driver.git (did you mean ‘main’?)Resolve Package Graph
Updating from https://github.com/apple/swift-llbuild2.git
Updating from https://github.com/apple/swift-driver.git
could not find a branch named ‘master’ in https://github.com/apple/swift-driver.git (did you mean ‘main’?)Resolve Package Graph
Updating from https://github.com/apple/swift-llbuild2.git
Updating from https://github.com/apple/swift-driver.git
could not find a branch named ‘master’ in https://github.com/apple/swift-driver.git (did you mean ‘main’?)
Resolved source packages:
  spi-builder-workspace: (null)
2024-11-27 12:29:22.232 xcodebuild[467:2566] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2024-27-11_12-29-0022.xcresult
xcodebuild: error: Could not resolve package dependencies:
  could not find a branch named ‘master’ in https://github.com/apple/swift-driver.git (did you mean ‘main’?)
GENERIC FAILURE 6.0 iOS