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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 PlaydateKit, reference main (a04bbd), with Swift 5.10 for macOS (SPM) on 29 Oct 2024 14:43:45 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64

Build Log

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RunAll
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Builder version: 4.55.3
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/finnvoor/PlaydateKit.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/finnvoor/PlaydateKit
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a04bbdb Flappy Swift (#98)
Cloned https://github.com/finnvoor/PlaydateKit.git
Revision (git rev-parse @):
a04bbdbe14b02b6f1dc7caa04604fc0731311942
SUCCESS checkout https://github.com/finnvoor/PlaydateKit.git at main
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Build
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Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $PWD
https://github.com/finnvoor/PlaydateKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/Applications/Xcode-15.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc", "-vfsoverlay", "/var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/TemporaryDirectory.sq3RIb/vfs.yaml", "-L", "/Applications/Xcode-15.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/Applications/Xcode-15.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-target", "arm64-apple-macosx13.0", "-sdk", "/Applications/Xcode-15.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.5.sdk", "-F", "/Applications/Xcode-15.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks", "-I", "/Applications/Xcode-15.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-L", "/Applications/Xcode-15.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-swift-version", "5", "-I", "/Applications/Xcode-15.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-sdk", "/Applications/Xcode-15.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX14.5.sdk", "-package-description-version", "5.10.0", "/Users/admin/builder/spi-builder-workspace/Package.swift", "-Xfrontend", "-disable-implicit-concurrency-module-import", "-Xfrontend", "-disable-implicit-string-processing-module-import", "-o", "/var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/TemporaryDirectory.HI4buK/spi-builder-workspace-manifest"])
main/Package.swift:11: Fatal error: Unexpectedly found nil while unwrapping an Optional value
BUILD FAILURE 5.10 macosSpm