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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 SwiftyShell, reference 0.1.0 (096b16), with Swift 6.1 for macOS (SPM) on 24 Apr 2025 21:54:09 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/altavares/swiftyshell.git
Reference: 0.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/altavares/swiftyshell
 * tag               0.1.0      -> FETCH_HEAD
HEAD is now at 096b166 feat: implement dry run
Cloned https://github.com/altavares/swiftyshell.git
Revision (git rev-parse @):
096b1661ff1190854a1068c1dcd06f5ef57b2563
SUCCESS checkout https://github.com/altavares/swiftyshell.git at 0.1.0
Fetching https://github.com/apple/swift-package-manager.git
[1/151107] Fetching swift-package-manager
Fetched https://github.com/apple/swift-package-manager.git from cache (8.23s)
Creating working copy for https://github.com/apple/swift-package-manager.git
Working copy of https://github.com/apple/swift-package-manager.git resolved at master (3e71e57)
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
Fetching https://github.com/altavares/swiftyshell.git
[1/23] Fetching swiftyshell
Fetched https://github.com/altavares/swiftyshell.git from cache (0.53s)
Fetching https://github.com/apple/swift-package-manager.git from cache
Fetched https://github.com/apple/swift-package-manager.git from cache (1.11s)
error: could not find a branch named ‘master’ in https://github.com/apple/swift-package-manager.git (did you mean ‘main’?)
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/altavares/swiftyshell.git
https://github.com/altavares/swiftyshell.git
{
  "dependencies" : [
    {
      "identity" : "swift-package-manager",
      "requirement" : {
        "branch" : [
          "master"
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-package-manager.git"
    }
  ],
  "manifest_display_name" : "SwiftyShell",
  "name" : "SwiftyShell",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftyShell",
      "targets" : [
        "SwiftyShell"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftyShell",
      "module_type" : "SwiftTarget",
      "name" : "SwiftyShell",
      "path" : "Sources/SwiftyShell",
      "product_dependencies" : [
        "Utility"
      ],
      "product_memberships" : [
        "SwiftyShell"
      ],
      "sources" : [
        "SwiftyShell.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures
Building for debugging...
[0/7] Write sources
[5/7] Compiling clibc libc.c
[6/7] Write swift-version-2F0A5646E1D333AE.txt
[8/9] Emitting module SPMLibc
[9/9] Compiling SPMLibc libc.swift
[10/20] Compiling POSIX rename.swift
[11/21] Compiling POSIX getcwd.swift
[12/21] Compiling POSIX realpath.swift
[13/21] Compiling POSIX stat.swift
[14/21] Compiling POSIX usleep.swift
[15/21] Compiling POSIX exit.swift
[16/21] Compiling POSIX env.swift
[17/21] Compiling POSIX readdir.swift
[18/21] Compiling POSIX Error.swift
[19/21] Compiling POSIX chdir.swift
[20/21] Emitting module POSIX
[21/21] Compiling POSIX isatty.swift
[22/56] Emitting module Basic
[23/59] Compiling Basic SHA256.swift
[24/59] Compiling Basic SortedArray.swift
[25/59] Compiling Basic StringConversions.swift
[26/59] Compiling Basic Thread.swift
[27/59] Compiling Basic Tuple.swift
[28/59] Compiling Basic misc.swift
[29/59] Compiling Basic DiagnosticsEngine.swift
[30/59] Compiling Basic DictionaryExtensions.swift
[31/59] Compiling Basic DictionaryLiteralExtensions.swift
[32/59] Compiling Basic EditDistance.swift
[33/59] Compiling Basic KeyedPair.swift
[34/59] Compiling Basic LazyCache.swift
[35/59] Compiling Basic Lock.swift
[36/59] Compiling Basic ObjectIdentifierProtocol.swift
[37/59] Compiling Basic SynchronizedQueue.swift
[38/59] Compiling Basic TemporaryFile.swift
[39/59] Compiling Basic TerminalController.swift
[40/59] Compiling Basic CollectionAlgorithms.swift
[41/59] Compiling Basic CollectionExtensions.swift
[42/59] Compiling Basic Condition.swift
[43/59] Compiling Basic DeltaAlgorithm.swift
[44/59] Compiling Basic OrderedSet.swift
[45/59] Compiling Basic OutputByteStream.swift
[46/59] Compiling Basic Path.swift
[47/59] Compiling Basic PathShims.swift
[48/59] Compiling Basic Process.swift
[49/59] Compiling Basic ProcessSet.swift
[50/59] Compiling Basic RegEx.swift
[51/59] Compiling Basic Result.swift
[52/59] Compiling Basic FileSystem.swift
[53/59] Compiling Basic GraphAlgorithms.swift
[54/59] Compiling Basic JSON.swift
[55/59] Compiling Basic JSONMapper.swift
[56/59] Compiling Basic Await.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
[57/59] Compiling Basic ByteString.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
[58/59] Compiling Basic CStringArray.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
[59/59] Compiling Basic CacheableSequence.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/3] Compiling SPMLibc libc.swift
[3/3] Emitting module SPMLibc
[4/14] Compiling POSIX rename.swift
[5/14] Compiling POSIX isatty.swift
[6/14] Compiling POSIX readdir.swift
[7/14] Compiling POSIX realpath.swift
[8/14] Compiling POSIX exit.swift
[9/14] Compiling POSIX getcwd.swift
[10/14] Compiling POSIX env.swift
[11/14] Compiling POSIX Error.swift
[12/14] Compiling POSIX chdir.swift
[13/14] Emitting module POSIX
[14/14] Compiling POSIX stat.swift
[15/15] Compiling POSIX usleep.swift
[16/50] Compiling Basic Await.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
[17/50] Compiling Basic ByteString.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
[18/50] Compiling Basic CStringArray.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
[19/50] Compiling Basic CacheableSequence.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-package-manager/Sources/Basic/Await.swift:18:28: error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
16 | /// - Throws: The error wrapped by the async method's result
17 | public func await<T, ErrorType>(_ body: (@escaping (Result<T, ErrorType>) -> Void) -> Void) throws -> T {
18 |     return try await(body).dematerialize()
   |                            `- error: value of type '(@escaping (Result<T, ErrorType>) -> Void) -> Void' has no member 'dematerialize'
19 | }
20 |
[20/53] Compiling Basic DiagnosticsEngine.swift
[21/53] Compiling Basic DictionaryExtensions.swift
[22/53] Compiling Basic DictionaryLiteralExtensions.swift
[23/53] Compiling Basic EditDistance.swift
[24/53] Emitting module Basic
[25/53] Compiling Basic KeyedPair.swift
[26/53] Compiling Basic LazyCache.swift
[27/53] Compiling Basic Lock.swift
[28/53] Compiling Basic ObjectIdentifierProtocol.swift
[29/53] Compiling Basic Thread.swift
[30/53] Compiling Basic Tuple.swift
[31/53] Compiling Basic misc.swift
[32/53] Compiling Basic Process.swift
[33/53] Compiling Basic ProcessSet.swift
[34/53] Compiling Basic RegEx.swift
[35/53] Compiling Basic Result.swift
[36/53] Compiling Basic CollectionAlgorithms.swift
[37/53] Compiling Basic CollectionExtensions.swift
[38/53] Compiling Basic Condition.swift
[39/53] Compiling Basic DeltaAlgorithm.swift
[40/53] Compiling Basic SynchronizedQueue.swift
[41/53] Compiling Basic TemporaryFile.swift
[42/53] Compiling Basic TerminalController.swift
[43/53] Compiling Basic FileSystem.swift
[44/53] Compiling Basic GraphAlgorithms.swift
[45/53] Compiling Basic JSON.swift
[46/53] Compiling Basic JSONMapper.swift
[47/53] Compiling Basic SHA256.swift
[48/53] Compiling Basic SortedArray.swift
[49/53] Compiling Basic StringConversions.swift
[50/53] Compiling Basic OrderedSet.swift
[51/53] Compiling Basic OutputByteStream.swift
[52/53] Compiling Basic Path.swift
[53/53] Compiling Basic PathShims.swift
BUILD FAILURE 6.1 macosSpm