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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 llbuild, reference 0.50800.0 (14d961), with Swift 6.0 for macOS (SPM) on 4 Nov 2024 02:13:21 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/SDGGiesbrecht/swift-llbuild.git
Reference: 0.50800.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/SDGGiesbrecht/swift-llbuild
 * tag               0.50800.0  -> FETCH_HEAD
HEAD is now at 14d9618 Converted deployment targets to availability annotations.
Cloned https://github.com/SDGGiesbrecht/swift-llbuild.git
Revision (git rev-parse @):
14d9618f53db8ca57ed46ed7b4587155c2a03390
SUCCESS checkout https://github.com/SDGGiesbrecht/swift-llbuild.git at 0.50800.0
========================================
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": "swift-llbuild",
      "name": "llbuild",
      "url": "https://github.com/SDGGiesbrecht/swift-llbuild.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-llbuild",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/SDGGiesbrecht/swift-llbuild.git
[1/18377] Fetching swift-llbuild
Fetched https://github.com/SDGGiesbrecht/swift-llbuild.git from cache (1.85s)
Creating working copy for https://github.com/SDGGiesbrecht/swift-llbuild.git
Working copy of https://github.com/SDGGiesbrecht/swift-llbuild.git resolved at 0.50800.0 (14d9618)
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/SDGGiesbrecht/swift-llbuild.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...
[0/112] Compiling libllbuild C-API.cpp
[1/112] Compiling llbuildBasic FileInfo.cpp
[1/112] Write swift-build-tool-entitlement.plist
[3/112] Compiling llbuild main.cpp
[4/112] Compiling llbuildBasic ExecutionQueue.cpp
[5/112] Compiling libllbuild BuildKey-C-API.cpp
[6/112] Compiling libllbuild BuildValue-C-API.cpp
[7/112] Compiling llvmSupport Valgrind.cpp
[8/112] Compiling libllbuild Core-C-API.cpp
[9/112] Write swift-version--7754E27361AE5C74.txt
[10/112] Compiling llvmSupport UnicodeCaseFold.cpp
[11/112] Compiling libllbuild Ninja-C-API.cpp
[12/112] Compiling swift-build-tool main.cpp
[13/112] Compiling llvmSupport circular_raw_ostream.cpp
[14/112] Compiling libllbuild BuildSystem-C-API.cpp
[15/112] Compiling llvmSupport Unicode.cpp
[16/112] Compiling llvmSupport Twine.cpp
[17/112] Compiling llvmSupport Threading.cpp
[18/112] Compiling llvmSupport StringSaver.cpp
[19/112] Compiling llvmSupport raw_ostream.cpp
[20/112] Compiling llvmSupport Triple.cpp
[21/112] Compiling llvmSupport TargetParser.cpp
[22/112] Compiling llvmSupport SmallVector.cpp
[23/112] Compiling llvmSupport YAMLParser.cpp
[24/112] Compiling llvmSupport StringMap.cpp
[25/112] Compiling llvmSupport StringRef.cpp
[26/112] Compiling llvmSupport StringExtras.cpp
[27/112] Compiling llvmSupport SmallPtrSet.cpp
[28/112] Compiling llvmSupport Mutex.cpp
[29/112] Compiling llvmSupport Program.cpp
[30/112] Compiling llvmSupport Signals.cpp
[31/112] Compiling llvmSupport Options.cpp
[32/112] Compiling llvmSupport Process.cpp
[33/112] Compiling llvmSupport NativeFormatting.cpp
[34/112] Compiling llvmSupport SourceMgr.cpp
[35/112] Compiling llvmSupport Memory.cpp
[36/112] Compiling llvmSupport MathExtras.cpp
[37/112] Compiling llvmSupport MemoryBuffer.cpp
[38/112] Compiling llvmSupport Path.cpp
[39/112] Compiling llvmSupport ManagedStatic.cpp
[40/112] Compiling llvmSupport Locale.cpp
[41/112] Compiling llvmSupport Hashing.cpp
[42/112] Compiling llvmSupport MD5.cpp
[43/112] Compiling llvmSupport FormatVariadic.cpp
[44/112] Compiling llvmSupport FoldingSet.cpp
[45/112] Compiling llvmSupport Host.cpp
[46/112] Compiling llvmSupport FileUtilities.cpp
[47/112] Compiling llvmSupport ErrorHandling.cpp
[48/112] Compiling llvmSupport ConvertUTF.cpp
[49/112] Compiling llvmSupport Errno.cpp
[50/112] Compiling llvmSupport Atomic.cpp
[51/112] Compiling llvmSupport Error.cpp
[52/112] Compiling llvmSupport DJB.cpp
[53/112] Compiling llvmSupport Debug.cpp
[53/112] Write sources
[56/112] Compiling llvmSupport ConvertUTFWrapper.cpp
[57/114] Compiling llvmSupport Chrono.cpp
[58/114] Compiling llvmDemangle MicrosoftDemangle.cpp
[59/114] Compiling llvmSupport Allocator.cpp
[60/114] Compiling llvmSupport APSInt.cpp
[61/114] Compiling llbuildNinja Parser.cpp
[62/114] Compiling llvmSupport APInt.cpp
[63/114] Compiling llvmDemangle ItaniumDemangle.cpp
[64/114] Compiling llvmSupport APFloat.cpp
[65/114] Compiling llvmSupport CommandLine.cpp
[66/114] Compiling llbuildNinja Lexer.cpp
[67/114] Compiling llbuildCore MakefileDepsParser.cpp
[68/114] Compiling llbuildCore DependencyInfoParser.cpp
[69/114] Compiling llbuildNinja Manifest.cpp
[70/114] Compiling llbuildCore SQLiteBuildDB.cpp
[71/114] Compiling llbuildNinja ManifestLoader.cpp
[72/114] Compiling llbuildEvo EvoEngine.cpp
[73/114] Compiling llbuildCore BuildEngineTrace.cpp
[74/114] Compiling llbuildCore BuildDB.cpp
[75/114] Compiling llbuildCommands CommandLineStatusOutput.cpp
[76/114] Compiling llbuildCommands CommandUtil.cpp
[77/114] Compiling llbuildCommands BuildEngineCommand.cpp
[78/114] Compiling llbuildCommands NinjaCommand.cpp
[79/114] Compiling llbuildCore BuildEngine.cpp
[80/114] Compiling llbuildCommands BuildSystemCommand.cpp
[81/114] Compiling llbuildBuildSystem ExternalCommand.cpp
[82/114] Compiling llbuildBuildSystem ShellCommand.cpp
[83/114] Compiling llbuildBuildSystem BuildValue.cpp
[84/114] Compiling llbuildCommands NinjaBuildCommand.cpp
[85/114] Compiling llbuildBuildSystem BuildSystemFrontend.cpp
[86/114] Compiling llbuildBasic Version.cpp
[87/114] Compiling llbuildBuildSystem BuildSystemExtensionManager.cpp
[88/114] Compiling llbuildBuildSystem BuildNode.cpp
[89/114] Compiling llbuildBuildSystem BuildKey.cpp
[90/114] Compiling llbuildBuildSystem BuildDescription.cpp
[91/114] Compiling llbuildBasic Tracing.cpp
[92/114] Compiling llbuildBasic ShellUtility.cpp
[92/114] Write sources
[92/114] Write llbuild-entitlement.plist
[95/114] Compiling llbuildBuildSystem BuildFile.cpp
[96/114] Compiling llbuildBasic Hashing.cpp
[97/114] Compiling llbuildBasic PlatformUtility.cpp
[98/114] Compiling llbuildBasic Subprocess.cpp
[99/114] Compiling llbuildBasic FileSystem.cpp
[100/114] Compiling llbuildBasic SerialQueue.cpp
[101/114] Compiling llbuildBasic LaneBasedExecutionQueue.cpp
[102/114] Compiling libllbuild BuildDB-C-API.cpp
[103/122] Compiling llbuildBuildSystem BuildSystem.cpp
[104/122] Write Objects.LinkFileList
[106/122] Linking swift-build-tool
[107/122] Applying swift-build-tool
[108/122] Linking llbuild
[109/122] Applying llbuild
[111/122] Compiling llbuildSwift Internals.swift
[112/122] Emitting module llbuildTestSupport
[113/122] Compiling llbuildTestSupport XCTestCase+Extensions.swift
/Users/admin/builder/spi-builder-workspace/unittests/TestSupport/XCTestCase+Extensions.swift:28:9: error: 'addTeardownBlock' is only available in macOS 10.15 or newer
 9 | import XCTest
10 |
11 | public extension XCTestCase {
   |        `- note: add @available attribute to enclosing extension
12 |     /// Create a temporary file with the given contents and returns the path to the file.
13 |     //
14 |     // FIXME: Move to a shared location.
15 |     func makeTemporaryFile(_ contents: String? = nil) -> String {
   |          `- note: add @available attribute to enclosing instance method
16 |         let directory = NSTemporaryDirectory()
17 |         let filename = UUID().uuidString
   :
26 |         }
27 |
28 |         addTeardownBlock {
   |         |- error: 'addTeardownBlock' is only available in macOS 10.15 or newer
   |         `- note: add 'if #available' version check
29 |             do {
30 |                 let fileManager = FileManager.default
BUILD FAILURE 6.0 macosSpm