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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 XML, reference master (91ae89), with Swift 6.0 for macOS (SPM) on 3 Nov 2024 02:35:57 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tayloraswift/swiftxml.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/tayloraswift/swiftxml
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 91ae89c unfail build
Cloned https://github.com/tayloraswift/swiftxml.git
Revision (git rev-parse @):
91ae89c58e5a478191c27d44c31bd9bae281fefd
SUCCESS checkout https://github.com/tayloraswift/swiftxml.git at master
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "swiftxml",
      "name": "XML",
      "url": "https://github.com/tayloraswift/swiftxml.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swiftxml",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/tayloraswift/swiftxml.git
[1/246] Fetching swiftxml
Fetched https://github.com/tayloraswift/swiftxml.git from cache (0.83s)
Creating working copy for https://github.com/tayloraswift/swiftxml.git
Working copy of https://github.com/tayloraswift/swiftxml.git resolved at master (91ae89c)
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/tayloraswift/swiftxml.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/7] Write sources
[2/7] Write tests-entitlement.plist
[3/7] Write swift-version--7754E27361AE5C74.txt
[5/9] Compiling XML swiftxml.swift
/Users/admin/builder/spi-builder-workspace/swiftxml/swiftxml.swift:367:5: warning: 'public' modifier is redundant for instance method declared in a public extension
365 |     }
366 |
367 |     public mutating
    |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
368 |     func parse(_ str:String)
369 |     {
/Users/admin/builder/spi-builder-workspace/swiftxml/swiftxml.swift:911:5: warning: 'public' modifier is redundant for instance method declared in a public extension
909 |     }
910 |
911 |     public mutating
    |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
912 |     func parse(path:String)
913 |     {
/Users/admin/builder/spi-builder-workspace/swiftxml/swiftxml.swift:353:24: warning: 'deallocate(capacity:)' is deprecated: Swift currently only supports freeing entire heap blocks, use deallocate() instead
351 |
352 |         let buffer:UnsafeMutablePointer<CChar> = UnsafeMutablePointer<CChar>.allocate(capacity: n + 1) // leave room for sentinel
353 |         defer { buffer.deallocate(capacity: n + 1) }
    |                        `- warning: 'deallocate(capacity:)' is deprecated: Swift currently only supports freeing entire heap blocks, use deallocate() instead
354 |
355 |         let n_read = fread(buffer, MemoryLayout<CChar>.size, n, f)
[6/9] Emitting module XML
/Users/admin/builder/spi-builder-workspace/swiftxml/swiftxml.swift:367:5: warning: 'public' modifier is redundant for instance method declared in a public extension
365 |     }
366 |
367 |     public mutating
    |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
368 |     func parse(_ str:String)
369 |     {
/Users/admin/builder/spi-builder-workspace/swiftxml/swiftxml.swift:911:5: warning: 'public' modifier is redundant for instance method declared in a public extension
909 |     }
910 |
911 |     public mutating
    |     `- warning: 'public' modifier is redundant for instance method declared in a public extension
912 |     func parse(path:String)
913 |     {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[7/12] Emitting module XMLTests
/Users/admin/builder/spi-builder-workspace/tests/swiftxml/main.swift:1:8: error: no such module 'Glibc'
 1 | import Glibc
   |        `- error: no such module 'Glibc'
 2 |
 3 | let test_cases:[(String, [Token])] =
[8/12] Compiling XMLTests tests.swift
/Users/admin/builder/spi-builder-workspace/tests/swiftxml/main.swift:1:8: error: no such module 'Glibc'
 1 | import Glibc
   |        `- error: no such module 'Glibc'
 2 |
 3 | let test_cases:[(String, [Token])] =
[9/12] Compiling XMLTests main.swift
/Users/admin/builder/spi-builder-workspace/tests/swiftxml/main.swift:1:8: error: no such module 'Glibc'
 1 | import Glibc
   |        `- error: no such module 'Glibc'
 2 |
 3 | let test_cases:[(String, [Token])] =
BUILD FAILURE 6.0 macosSpm