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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 master (096b16), with Swift 6.1 for macOS (SPM) on 24 Apr 2025 21:54:23 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: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/altavares/swiftyshell
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
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 master
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 (7.42s)
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 (1.09s)
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] Compiling SPMLibc libc.swift
[9/9] Emitting module SPMLibc
[10/20] Compiling POSIX realpath.swift
[11/21] Compiling POSIX usleep.swift
[12/21] Compiling POSIX stat.swift
[13/21] Compiling POSIX rename.swift
[14/21] Emitting module POSIX
[15/21] Compiling POSIX getcwd.swift
[16/21] Compiling POSIX isatty.swift
[17/21] Compiling POSIX exit.swift
[18/21] Compiling POSIX Error.swift
[19/21] Compiling POSIX chdir.swift
[20/21] Compiling POSIX readdir.swift
[21/21] Compiling POSIX env.swift
[22/56] Emitting module Basic
[23/59] 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 |
[24/59] 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 |
[25/59] 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 |
[26/59] 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 |
[27/59] Compiling Basic KeyedPair.swift
[28/59] Compiling Basic LazyCache.swift
[29/59] Compiling Basic Lock.swift
[30/59] Compiling Basic ObjectIdentifierProtocol.swift
[31/59] Compiling Basic CollectionAlgorithms.swift
[32/59] Compiling Basic CollectionExtensions.swift
[33/59] Compiling Basic Condition.swift
[34/59] Compiling Basic DeltaAlgorithm.swift
[35/59] Compiling Basic Thread.swift
[36/59] Compiling Basic Tuple.swift
[37/59] Compiling Basic misc.swift
[38/59] Compiling Basic DiagnosticsEngine.swift
[39/59] Compiling Basic DictionaryExtensions.swift
[40/59] Compiling Basic DictionaryLiteralExtensions.swift
[41/59] Compiling Basic EditDistance.swift
[42/59] Compiling Basic OrderedSet.swift
[43/59] Compiling Basic OutputByteStream.swift
[44/59] Compiling Basic Path.swift
[45/59] Compiling Basic PathShims.swift
[46/59] Compiling Basic SHA256.swift
[47/59] Compiling Basic SortedArray.swift
[48/59] Compiling Basic StringConversions.swift
[49/59] Compiling Basic Process.swift
[50/59] Compiling Basic ProcessSet.swift
[51/59] Compiling Basic RegEx.swift
[52/59] Compiling Basic Result.swift
[53/59] Compiling Basic SynchronizedQueue.swift
[54/59] Compiling Basic TemporaryFile.swift
[55/59] Compiling Basic TerminalController.swift
[56/59] Compiling Basic FileSystem.swift
[57/59] Compiling Basic GraphAlgorithms.swift
[58/59] Compiling Basic JSON.swift
[59/59] Compiling Basic JSONMapper.swift
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] Emitting module SPMLibc
[3/3] Compiling SPMLibc libc.swift
[4/14] Compiling POSIX readdir.swift
[5/14] Compiling POSIX rename.swift
[6/14] Compiling POSIX realpath.swift
[7/14] Compiling POSIX isatty.swift
[8/14] Compiling POSIX stat.swift
[9/15] Compiling POSIX getcwd.swift
[10/15] Compiling POSIX exit.swift
[11/15] Compiling POSIX env.swift
[12/15] Emitting module POSIX
[13/15] Compiling POSIX Error.swift
[14/15] Compiling POSIX chdir.swift
[15/15] Compiling POSIX usleep.swift
[16/50] Compiling Basic CollectionAlgorithms.swift
[17/50] Compiling Basic CollectionExtensions.swift
[18/50] Compiling Basic Condition.swift
[19/50] Compiling Basic DeltaAlgorithm.swift
[20/50] 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 |
[21/50] 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 |
[22/50] 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 |
[23/50] 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 |
[24/53] Emitting module Basic
[25/53] Compiling Basic SynchronizedQueue.swift
[26/53] Compiling Basic TemporaryFile.swift
[27/53] Compiling Basic TerminalController.swift
[28/53] Compiling Basic Thread.swift
[29/53] Compiling Basic Tuple.swift
[30/53] Compiling Basic misc.swift
[31/53] Compiling Basic SHA256.swift
[32/53] Compiling Basic SortedArray.swift
[33/53] Compiling Basic StringConversions.swift
[34/53] Compiling Basic KeyedPair.swift
[35/53] Compiling Basic LazyCache.swift
[36/53] Compiling Basic Lock.swift
[37/53] Compiling Basic ObjectIdentifierProtocol.swift
[38/53] Compiling Basic Process.swift
[39/53] Compiling Basic ProcessSet.swift
[40/53] Compiling Basic RegEx.swift
[41/53] Compiling Basic Result.swift
[42/53] Compiling Basic DiagnosticsEngine.swift
[43/53] Compiling Basic DictionaryExtensions.swift
[44/53] Compiling Basic DictionaryLiteralExtensions.swift
[45/53] Compiling Basic EditDistance.swift
[46/53] Compiling Basic FileSystem.swift
[47/53] Compiling Basic GraphAlgorithms.swift
[48/53] Compiling Basic JSON.swift
[49/53] Compiling Basic JSONMapper.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