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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 Rugby, reference main (4986a8), with Swift 5.9 for watchOS using Xcode 15.2 on 16 Apr 2025 17:41:50 UTC.

Build Command

No build command. This typically means the build failed at an early stage where we determine the build command.

Build Log

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RunAll
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Builder version: 4.60.1
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/SwiftyFinch/Rugby.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/SwiftyFinch/Rugby
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 4986a83 [skip ci] Bump version 2.10.3
Cloned https://github.com/SwiftyFinch/Rugby.git
Revision (git rev-parse @):
4986a83c8c7b3fc7c046c61b76a85b88a09bdab4
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/SwiftyFinch/Rugby.git at main
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Build
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Selected platform:         watchOS
Swift version:             5.9
Building package at path:  $PWD
https://github.com/SwiftyFinch/Rugby.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
Resolve Package Graph
Fetching from https://github.com/swiftyfinch/Fish
Fetching from https://github.com/weichsel/ZIPFoundation
Fetching from https://github.com/OlehKulykov/PLzmaSDK
Fetching from https://github.com/jpsim/Yams
Fetching from https://github.com/tuist/xcbeautify
Fetching from https://github.com/kareman/SwiftShell
Fetching from https://github.com/tuist/XcodeProj
Fetching from https://github.com/onevcat/Rainbow
Fetching from https://github.com/apple/swift-argument-parser
Fetching from https://github.com/MaxDesiatov/XMLCoder.git
Fetching from https://github.com/getGuaka/Colorizer.git
Fetching from https://github.com/kylef/PathKit.git
Fetching from https://github.com/tadija/AEXML.git
Fetching from https://github.com/kylef/Spectre.git
Creating working copy of package ‘ZIPFoundation’
Checking out 0.9.19 of package ‘ZIPFoundation’
Creating working copy of package ‘Rainbow’
Checking out 4.1.0 of package ‘Rainbow’
Creating working copy of package ‘Yams’
Checking out 5.3.1 of package ‘Yams’
Creating working copy of package ‘XMLCoder’
Checking out 0.17.1 of package ‘XMLCoder’
Creating working copy of package ‘Spectre’
Checking out 0.10.1 of package ‘Spectre’
Creating working copy of package ‘Colorizer’
Checking out 0.2.1 of package ‘Colorizer’
Creating working copy of package ‘PathKit’
Checking out 1.0.1 of package ‘PathKit’
Creating working copy of package ‘XcodeProj’
Checking out 8.24.11 of package ‘XcodeProj’
Creating working copy of package ‘AEXML’
Checking out 4.6.1 of package ‘AEXML’
Creating working copy of package ‘xcbeautify’
Checking out 1.7.0 of package ‘xcbeautify’
Creating working copy of package ‘SwiftShell’
Checking out 5.1.0 of package ‘SwiftShell’
Creating working copy of package ‘Fish’
Checking out 0.1.3 of package ‘Fish’
Creating working copy of package ‘PLzmaSDK’
Checking out 1.5.0 of package ‘PLzmaSDK’
Creating working copy of package ‘swift-argument-parser’
Checking out 1.3.1 of package ‘swift-argument-parser’
the target 'libplzma' in product 'PLzmaSDK' contains unsafe build flagsResolve Package Graph
the target 'libplzma' in product 'PLzmaSDK' contains unsafe build flags
Resolved source packages:
  XMLCoder: https://github.com/MaxDesiatov/XMLCoder.git @ 0.17.1
  PLzmaSDK: https://github.com/OlehKulykov/PLzmaSDK @ 1.5.0
  Yams: https://github.com/jpsim/Yams @ 5.3.1
  Spectre: https://github.com/kylef/Spectre.git @ 0.10.1
  AEXML: https://github.com/tadija/AEXML.git @ 4.6.1
  swift-argument-parser: https://github.com/apple/swift-argument-parser @ 1.3.1
  Colorizer: https://github.com/getGuaka/Colorizer.git @ 0.2.1
  XcodeProj: https://github.com/tuist/XcodeProj @ 8.24.11
  Rainbow: https://github.com/onevcat/Rainbow @ 4.1.0
  xcbeautify: https://github.com/tuist/xcbeautify @ 1.7.0
  Rugby: /Users/admin/builder/spi-builder-workspace
  fish: https://github.com/swiftyfinch/Fish @ 0.1.3
  SwiftShell: https://github.com/kareman/SwiftShell @ 5.1.0
  PathKit: https://github.com/kylef/PathKit.git @ 1.0.1
  ZIPFoundation: https://github.com/weichsel/ZIPFoundation @ 0.9.19
2025-04-16 13:41:46.759 xcodebuild[460:2518] [MT] DVTAssertions: Warning in IDEFrameworks/IDEFoundation/Execution/RunContextManager/IDERunContextManager.m:848
Details:  Error deleting scheme: Cannot modify data because the process disallows saving.
Object:   <IDERunContextManager: 0x6000011c5b00>
Method:   -deleteRunContexts:completionQueue:completionBlock:
Thread:   <_NSMainThread: 0x6000036fc200>{number = 1, name = main}
Please file a bug at https://feedbackassistant.apple.com with this warning message and any useful information you can provide.
2025-04-16 13:41:46.761 xcodebuild[460:2518] could not delete old scheme: Error Domain=DVTCustomDataStoringErrors Code=0 "Cannot modify data because the process disallows saving." UserInfo={NSLocalizedDescription=Cannot modify data because the process disallows saving.}
2025-04-16 13:41:46.761 xcodebuild[460:2518] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-16-04_13-41-0046.xcresult
xcodebuild: error: Could not resolve package dependencies:
  the target 'libplzma' in product 'PLzmaSDK' contains unsafe build flags
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
Resolve Package Graph
the target 'libplzma' in product 'PLzmaSDK' contains unsafe build flags
Resolved source packages:
  Rainbow: https://github.com/onevcat/Rainbow @ 4.1.0
  Yams: https://github.com/jpsim/Yams @ 5.3.1
  ZIPFoundation: https://github.com/weichsel/ZIPFoundation @ 0.9.19
  xcbeautify: https://github.com/tuist/xcbeautify @ 1.7.0
  Spectre: https://github.com/kylef/Spectre.git @ 0.10.1
  Colorizer: https://github.com/getGuaka/Colorizer.git @ 0.2.1
  XMLCoder: https://github.com/MaxDesiatov/XMLCoder.git @ 0.17.1
  PathKit: https://github.com/kylef/PathKit.git @ 1.0.1
  Rugby: /Users/admin/builder/spi-builder-workspace
  swift-argument-parser: https://github.com/apple/swift-argument-parser @ 1.3.1
  PLzmaSDK: https://github.com/OlehKulykov/PLzmaSDK @ 1.5.0
  fish: https://github.com/swiftyfinch/Fish @ 0.1.3
  XcodeProj: https://github.com/tuist/XcodeProj @ 8.24.11
  SwiftShell: https://github.com/kareman/SwiftShell @ 5.1.0
  AEXML: https://github.com/tadija/AEXML.git @ 4.6.1
2025-04-16 13:41:48.963 xcodebuild[1430:5689] Writing error result bundle to /var/folders/fs/0w3t9t1d28xc3bj0tgb8hcrw0000gn/T/ResultBundle_2025-16-04_13-41-0048.xcresult
xcodebuild: error: Could not resolve package dependencies:
  the target 'libplzma' in product 'PLzmaSDK' contains unsafe build flags
BUILD FAILURE 5.9 watchOS