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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

Successful build of llbuild, reference main (9087bd), with Swift 6.0 for macOS (SPM) on 5 May 2025 19:02:53 UTC.

Swift 6 data race errors: 0

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/swiftlang/swift-llbuild.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/swiftlang/swift-llbuild
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 9087bdf Rename posix_spawn_file_actions_addchdir polyfill
Cloned https://github.com/swiftlang/swift-llbuild.git
Revision (git rev-parse @):
9087bdf8c7d4c95402d6d811745ca5ff3e149741
SUCCESS checkout https://github.com/swiftlang/swift-llbuild.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/swiftlang/swift-llbuild.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
Building for debugging...
[0/154] Compiling llvmSupport StringSaver.cpp
[1/154] Compiling llvmSupport StringRef.cpp
[2/154] Compiling libllbuild C-API.cpp
[2/154] Write swift-build-tool-entitlement.plist
[4/154] Compiling llbuild main.cpp
[5/154] Compiling libllbuild BuildKey-C-API.cpp
[6/154] Write swift-version-5BDAB9E9C0126B9D.txt
[7/154] Compiling libllbuild BuildValue-C-API.cpp
[8/154] Compiling libllbuild Core-C-API.cpp
[9/154] Compiling llvmSupport Valgrind.cpp
[10/154] Compiling llvmSupport UnicodeCaseFold.cpp
[11/154] Compiling llbuildBasic SerialQueue.cpp
[12/154] Compiling llbuildBasic LaneBasedExecutionQueue.cpp
[13/154] Compiling llvmSupport circular_raw_ostream.cpp
[14/154] Compiling llvmSupport Unicode.cpp
[15/154] Compiling libllbuild BuildSystem-C-API.cpp
[16/154] Compiling llvmSupport Twine.cpp
[17/154] Compiling llvmSupport raw_ostream.cpp
[18/154] Compiling llvmSupport Triple.cpp
[19/154] Compiling swift-build-tool main.cpp
[20/154] Compiling llvmSupport Threading.cpp
[21/154] Compiling llvmSupport StringMap.cpp
[22/154] Compiling llvmSupport SmallVector.cpp
[23/154] Compiling llvmSupport YAMLParser.cpp
[24/154] Compiling llvmSupport TargetParser.cpp
[25/154] Compiling llvmSupport StringExtras.cpp
[26/154] Compiling llvmSupport SmallPtrSet.cpp
[27/154] Compiling llvmSupport Options.cpp
[28/154] Compiling llvmSupport Mutex.cpp
[29/154] Compiling llvmSupport SourceMgr.cpp
[30/154] Compiling llvmSupport Program.cpp
[31/154] Compiling llvmSupport NativeFormatting.cpp
[32/154] Compiling llvmSupport Signals.cpp
[33/154] Compiling llvmSupport Process.cpp
[34/154] Compiling llvmSupport Memory.cpp
[35/154] Compiling llvmSupport MathExtras.cpp
[36/154] Compiling llvmSupport MemoryBuffer.cpp
[37/154] Compiling llvmSupport Path.cpp
[38/154] Compiling llvmSupport ManagedStatic.cpp
[39/154] Compiling llvmSupport Locale.cpp
[40/154] Compiling llvmSupport MD5.cpp
[41/154] Compiling llvmSupport Hashing.cpp
[42/154] Compiling llvmSupport FoldingSet.cpp
[43/154] Compiling llvmSupport FormatVariadic.cpp
[44/154] Compiling llvmSupport Host.cpp
[45/154] Compiling llvmSupport ErrorHandling.cpp
[46/154] Compiling llvmSupport FileUtilities.cpp
[47/154] Compiling llvmSupport Errno.cpp
[48/154] Compiling llvmSupport Error.cpp
[49/154] Compiling llvmSupport Atomic.cpp
[50/154] Compiling llvmSupport ConvertUTF.cpp
[51/154] Compiling llvmSupport DJB.cpp
[52/154] Compiling llvmSupport Debug.cpp
[52/154] Write sources
[55/154] Compiling llvmSupport ConvertUTFWrapper.cpp
[56/156] Compiling llvmDemangle MicrosoftDemangle.cpp
[57/156] Compiling llvmSupport Chrono.cpp
[58/156] Compiling llvmSupport Allocator.cpp
[59/156] Write llbuildNinjaTests-entitlement.plist
[60/156] Compiling llvmSupport APSInt.cpp
[61/156] Compiling llvmSupport APInt.cpp
[62/156] Compiling llvmDemangle ItaniumDemangle.cpp
[63/156] Compiling llvmSupport APFloat.cpp
[64/156] Compiling llbuildNinja Parser.cpp
[65/156] Compiling llvmSupport CommandLine.cpp
[66/156] Compiling llbuildNinjaTests main.cpp
[67/156] Compiling llbuildNinjaTests LexerTest.cpp
[68/156] Compiling llbuildNinja Lexer.cpp
[69/156] Compiling llbuildNinjaTests ManifestTest.cpp
[70/156] Compiling llbuildNinja Manifest.cpp
[70/156] Write llbuildCoreTests-entitlement.plist
[72/156] Compiling llbuildNinja ManifestLoader.cpp
[73/156] Compiling llbuildCoreTests main.cpp
[74/156] Compiling llbuildCoreTests MakefileDepsParserTest.cpp
[75/156] Compiling llbuildCoreTests SQLiteBuildDBTest.cpp
[76/156] Compiling llbuildCoreTests DependencyInfoParserTest.cpp
[77/156] Compiling llbuildCore DependencyInfoParser.cpp
[78/156] Compiling llbuildCore MakefileDepsParser.cpp
[79/156] Compiling llbuildCore SQLiteBuildDB.cpp
[80/156] Compiling llbuildCore BuildEngineTrace.cpp
[81/156] Compiling llbuildCoreTests BuildEngineCancellationTest.cpp
[82/156] Compiling llbuildCoreTests DepsBuildEngineTest.cpp
[83/156] Compiling llbuildCore BuildDB.cpp
[84/156] Compiling llbuildCommands CommandUtil.cpp
[85/156] Compiling llbuildCommands CommandLineStatusOutput.cpp
[86/156] Compiling llbuildCommands NinjaCommand.cpp
[87/156] Compiling llbuildCommands BuildEngineCommand.cpp
[88/156] Compiling llbuildBuildSystemTests main.cpp
[89/156] Compiling llbuildCore BuildEngine.cpp
[89/156] Write llbuildBuildSystemTests-entitlement.plist
[91/156] Compiling llbuildCommands BuildSystemCommand.cpp
[92/156] Compiling llbuildBuildSystemTests TempDir.cpp
[93/156] Compiling llbuildCommands NinjaBuildCommand.cpp
[94/156] Compiling llbuildBuildSystemTests MockBuildSystemDelegate.cpp
[95/156] Compiling llbuildBuildSystemTests BuildValueTest.cpp
[96/156] Compiling llbuildBuildSystem BuildValue.cpp
[97/156] Compiling llbuildBuildSystem ExternalCommand.cpp
[98/156] Compiling llbuildBuildSystem ShellCommand.cpp
[99/156] Compiling llbuildBuildSystemTests BuildSystemFrontendTest.cpp
[100/156] Compiling llbuildBuildSystem BuildSystemExtensionManager.cpp
[101/156] Compiling llbuildCoreTests BuildEngineTest.cpp
[102/156] Compiling llbuildBuildSystemTests BuildSystemTaskTests.cpp
[103/156] Compiling llbuildBuildSystem BuildSystemFrontend.cpp
[104/156] Compiling llbuildBuildSystem BuildNode.cpp
[105/156] Compiling llbuildBuildSystem BuildKey.cpp
[106/156] Compiling llbuildBuildSystem BuildDescription.cpp
[107/156] Compiling llbuildBasicTests TempDir.cpp
[108/156] Compiling llbuildBasicTests ShellUtilityTest.cpp
[109/156] Compiling llbuildBasicTests main.cpp
[110/156] Write llbuildBasicTests-entitlement.plist
[111/156] Compiling llbuildBasicTests SerialQueueTest.cpp
[112/156] Compiling llbuildBuildSystem BuildFile.cpp
[113/156] Compiling llbuildBasicTests POSIXEnvironmentTest.cpp
[114/156] Compiling llbuildBasic Version.cpp
[115/156] Compiling llbuildBasic Tracing.cpp
[116/156] Compiling llbuildBasicTests Defer.cpp
[117/156] Compiling llbuildBasicTests BinaryCodingTests.cpp
[118/156] Compiling llbuildBasicTests FileSystemTest.cpp
[119/156] Compiling llbuildBasic ShellUtility.cpp
[119/156] Write sources
[119/156] Write llbuild-entitlement.plist
[122/156] Compiling llbuildBasicTests LaneBasedExecutionQueueTest.cpp
[123/156] Compiling llbuildBasic Hashing.cpp
[124/156] Compiling llbuildBasic PlatformUtility.cpp
[125/156] Compiling llbuildBasic Subprocess.cpp
[126/156] Compiling llbuildBasic FileSystem.cpp
[127/156] Compiling llbuildBasic FileInfo.cpp
[128/156] Compiling llbuildBasic ExecutionQueue.cpp
[129/156] Compiling libllbuild Ninja-C-API.cpp
[130/156] Compiling libllbuild BuildDB-C-API.cpp
[131/164] Compiling llbuildBuildSystem BuildSystem.cpp
[132/164] Write Objects.LinkFileList
[134/164] Compiling gmocklib gmock-all.cc
[135/164] Compiling gtestlib gtest-all.cc
[136/164] Write Objects.LinkFileList
[140/164] Linking swift-build-tool
[141/164] Applying swift-build-tool
[142/164] Linking llbuild
[143/164] Linking llbuildNinjaTests
[144/164] Linking llbuildBasicTests
[145/164] Applying llbuild
[146/164] Applying llbuildNinjaTests
[147/164] Applying llbuildBasicTests
[149/164] Compiling llbuildTestSupport XCTestCase+Extensions.swift
[150/164] Emitting module llbuildTestSupport
[150/164] Linking llbuildCoreTests
[151/164] Applying llbuildCoreTests
[152/164] Linking llbuildBuildSystemTests
[153/164] Applying llbuildBuildSystemTests
[155/164] Compiling llbuildSwift Internals.swift
[156/164] Compiling llbuildSwift BuildValue.swift
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:34:1: warning: extension declares a conformance of imported type 'BuildValueKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 32 | #endif
 33 |
 34 | extension BuildValueKind: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'BuildValueKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 35 |     public var description: String {
 36 |         switch self {
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:61:1: warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 59 | }
 60 |
 61 | extension BuildValueFileInfo: Equatable {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 62 |     public static func == (lhs: BuildValueFileInfo, rhs: BuildValueFileInfo) -> Bool {
 63 |         return lhs.device == rhs.device && lhs.inode == rhs.inode && lhs.mode == rhs.mode && lhs.size == rhs.size && lhs.modTime == rhs.modTime
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:67:1: warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 65 | }
 66 |
 67 | extension BuildValueFileInfo: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 68 |     public var description: String {
 69 |         return "<FileInfo device=\(device) inode=\(inode) mode=\(mode) size=\(size) modTime=\(modTime)>"
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:73:1: warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 71 | }
 72 |
 73 | extension BuildValueFileTimestamp: Equatable {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 74 |     public static func == (lhs: llb_build_value_file_timestamp_t_, rhs: BuildValueFileTimestamp) -> Bool {
 75 |         return lhs.seconds == rhs.seconds && lhs.nanoseconds == rhs.nanoseconds
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:79:1: warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Comparable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 77 | }
 78 |
 79 | extension BuildValueFileTimestamp: Comparable {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Comparable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 80 |     public static func < (lhs: BuildValueFileTimestamp, rhs: BuildValueFileTimestamp) -> Bool {
 81 |         if lhs.seconds != rhs.seconds { return lhs.seconds < rhs.seconds }
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:86:1: warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 84 | }
 85 |
 86 | extension BuildValueFileTimestamp: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 87 |     public var description: String {
 88 |         return "<FileTimestamp seconds=\(seconds) nanoseconds=\(nanoseconds)>"
[157/164] Compiling llbuildSwift BuildKey.swift
[158/164] Compiling llbuildSwift CoreBindings.swift
[159/164] Compiling llbuildSwift NinjaManifest.swift
[160/164] Emitting module llbuildSwift
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildSystemBindings.swift:599:1: warning: extension declares a conformance of imported type 'CommandStatusKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 597 | }
 598 |
 599 | extension CommandStatusKind: CustomStringConvertible {
     | |- warning: extension declares a conformance of imported type 'CommandStatusKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
     | `- note: add '@retroactive' to silence this warning
 600 |     public var description: String {
 601 |         switch self {
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildSystemBindings.swift:614:1: warning: extension declares a conformance of imported type 'BuildKeyKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 612 | }
 613 |
 614 | extension BuildKeyKind: CustomStringConvertible {
     | |- warning: extension declares a conformance of imported type 'BuildKeyKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
     | `- note: add '@retroactive' to silence this warning
 615 |     public var description: String {
 616 |         switch self {
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildSystemBindings.swift:643:1: warning: extension declares a conformance of imported type 'DiagnosticKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 641 | }
 642 |
 643 | extension DiagnosticKind: CustomStringConvertible {
     | |- warning: extension declares a conformance of imported type 'DiagnosticKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
     | `- note: add '@retroactive' to silence this warning
 644 |     public var description: String {
 645 |         switch self {
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:34:1: warning: extension declares a conformance of imported type 'BuildValueKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 32 | #endif
 33 |
 34 | extension BuildValueKind: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'BuildValueKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 35 |     public var description: String {
 36 |         switch self {
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:61:1: warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 59 | }
 60 |
 61 | extension BuildValueFileInfo: Equatable {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 62 |     public static func == (lhs: BuildValueFileInfo, rhs: BuildValueFileInfo) -> Bool {
 63 |         return lhs.device == rhs.device && lhs.inode == rhs.inode && lhs.mode == rhs.mode && lhs.size == rhs.size && lhs.modTime == rhs.modTime
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:67:1: warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 65 | }
 66 |
 67 | extension BuildValueFileInfo: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_info_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 68 |     public var description: String {
 69 |         return "<FileInfo device=\(device) inode=\(inode) mode=\(mode) size=\(size) modTime=\(modTime)>"
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:73:1: warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 71 | }
 72 |
 73 | extension BuildValueFileTimestamp: Equatable {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 74 |     public static func == (lhs: llb_build_value_file_timestamp_t_, rhs: BuildValueFileTimestamp) -> Bool {
 75 |         return lhs.seconds == rhs.seconds && lhs.nanoseconds == rhs.nanoseconds
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:79:1: warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Comparable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 77 | }
 78 |
 79 | extension BuildValueFileTimestamp: Comparable {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'Comparable'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 80 |     public static func < (lhs: BuildValueFileTimestamp, rhs: BuildValueFileTimestamp) -> Bool {
 81 |         if lhs.seconds != rhs.seconds { return lhs.seconds < rhs.seconds }
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildValue.swift:86:1: warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 84 | }
 85 |
 86 | extension BuildValueFileTimestamp: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'llb_build_value_file_timestamp_t_' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 87 |     public var description: String {
 88 |         return "<FileTimestamp seconds=\(seconds) nanoseconds=\(nanoseconds)>"
[161/164] Compiling llbuildSwift BuildDBBindings.swift
[162/164] Compiling llbuildSwift BuildSystemBindings.swift
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildSystemBindings.swift:599:1: warning: extension declares a conformance of imported type 'CommandStatusKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 597 | }
 598 |
 599 | extension CommandStatusKind: CustomStringConvertible {
     | |- warning: extension declares a conformance of imported type 'CommandStatusKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
     | `- note: add '@retroactive' to silence this warning
 600 |     public var description: String {
 601 |         switch self {
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildSystemBindings.swift:614:1: warning: extension declares a conformance of imported type 'BuildKeyKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 612 | }
 613 |
 614 | extension BuildKeyKind: CustomStringConvertible {
     | |- warning: extension declares a conformance of imported type 'BuildKeyKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
     | `- note: add '@retroactive' to silence this warning
 615 |     public var description: String {
 616 |         switch self {
/Users/admin/builder/spi-builder-workspace/products/llbuildSwift/BuildSystemBindings.swift:643:1: warning: extension declares a conformance of imported type 'DiagnosticKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
 641 | }
 642 |
 643 | extension DiagnosticKind: CustomStringConvertible {
     | |- warning: extension declares a conformance of imported type 'DiagnosticKind' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'llbuild' introduce this conformance in the future
     | `- note: add '@retroactive' to silence this warning
 644 |     public var description: String {
 645 |         switch self {
[162/164] Write Objects.LinkFileList
[164/168] Compiling llbuildAnalysis IdentifierFactory.swift
[165/168] Compiling llbuildAnalysis CriticalBuildPath.swift
[166/168] Emitting module llbuildAnalysis
[167/168] Compiling llbuildAnalysis CriticalPath.swift
[167/168] Linking libllbuildSwiftDynamic.dylib
Build complete! (19.58s)
Fetching https://github.com/swiftlang/swift-toolchain-sqlite
[1/110] Fetching swift-toolchain-sqlite
Fetched https://github.com/swiftlang/swift-toolchain-sqlite from cache (2.14s)
Computing version for https://github.com/swiftlang/swift-toolchain-sqlite
Computed https://github.com/swiftlang/swift-toolchain-sqlite at 1.0.3 (0.49s)
Creating working copy for https://github.com/swiftlang/swift-toolchain-sqlite
Working copy of https://github.com/swiftlang/swift-toolchain-sqlite resolved at 1.0.3
Build complete.
{
  "cxx_language_standard" : "c++14",
  "dependencies" : [
    {
      "identity" : "swift-toolchain-sqlite",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swiftlang/swift-toolchain-sqlite"
    }
  ],
  "manifest_display_name" : "llbuild",
  "name" : "llbuild",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.10"
    },
    {
      "name" : "ios",
      "version" : "9.0"
    }
  ],
  "products" : [
    {
      "name" : "llbuild",
      "targets" : [
        "llbuild"
      ],
      "type" : {
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    },
    {
      "name" : "libllbuild",
      "targets" : [
        "libllbuild"
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      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "llbuildSwift",
      "targets" : [
        "llbuildSwift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "llbuildAnalysis",
      "targets" : [
        "llbuildAnalysis"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "llbuildSwiftDynamic",
      "targets" : [
        "llbuildSwift"
      ],
      "type" : {
        "library" : [
          "dynamic"
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    },
    {
      "name" : "swift-build-tool",
      "targets" : [
        "swift-build-tool"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "llbuildNinjaTests",
      "targets" : [
        "llbuildNinjaTests"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "llbuildCoreTests",
      "targets" : [
        "llbuildCoreTests"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "llbuildBuildSystemTests",
      "targets" : [
        "llbuildBuildSystemTests"
      ],
      "type" : {
        "executable" : null
      }
    },
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Done.