The Swift Package Index logo.Swift Package Index

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 (7a2888), with Swift 6.0 for macOS (SPM) on 6 May 2025 01:39:52 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.3
Interrupt handler set up.
========================================
Checkout
========================================
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 7a28880 Black color with alpha (#122)
Cloned https://github.com/finnvoor/PlaydateKit.git
Revision (git rev-parse @):
7a288807a7f37f4d467059c140e3d0c66307d7a2
SUCCESS checkout https://github.com/finnvoor/PlaydateKit.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/finnvoor/PlaydateKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc", "-vfsoverlay", "/var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/TemporaryDirectory.3ylYIJ/vfs.yaml", "-L", "/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-target", "arm64-apple-macosx13.0", "-sdk", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.2.sdk", "-F", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks", "-I", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-L", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-swift-version", "6", "-I", "/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-sdk", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.2.sdk", "-package-description-version", "6.0.0", "/Users/admin/builder/spi-builder-workspace/Package.swift", "-o", "/var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/TemporaryDirectory.cjB5Ys/spi-builder-workspace-manifest"])
main/Package.swift:28: Fatal error: Unexpectedly found nil while unwrapping an Optional value
error: 'spi-builder-workspace': Invalid manifest (compiled with: ["/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc", "-vfsoverlay", "/var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/TemporaryDirectory.iiL9XJ/vfs.yaml", "-L", "/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-target", "arm64-apple-macosx13.0", "-sdk", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.2.sdk", "-F", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks", "-I", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-L", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-swift-version", "6", "-I", "/Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/pm/ManifestAPI", "-sdk", "/Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.2.sdk", "-package-description-version", "6.0.0", "/Users/admin/builder/spi-builder-workspace/Package.swift", "-o", "/var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/TemporaryDirectory.hfHxOp/spi-builder-workspace-manifest"])
main/Package.swift:28: Fatal error: Unexpectedly found nil while unwrapping an Optional value
BUILD FAILURE 6.0 macosSpm