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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 Motor with Swift 6.0 for Linux.

Swift 6 data race errors: 4

Build Command

bash -c docker run --rm -v "checkouts-4606859-0":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/flintprocessor/Motor.git
Reference: master
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/flintprocessor/Motor
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at ec165db Merge branch 'develop'
Cloned https://github.com/flintprocessor/Motor.git
Revision (git rev-parse @):
ec165db3be9046b956cc3a9b035d4134ab95998e
SUCCESS checkout https://github.com/flintprocessor/Motor.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/flintprocessor/Motor.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-0":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1
Fetching https://github.com/flintbox/ANSIEscapeCode
[1/49] Fetching ansiescapecode
Fetched https://github.com/flintbox/ANSIEscapeCode from cache (0.24s)
Computing version for https://github.com/flintbox/ANSIEscapeCode
Computed https://github.com/flintbox/ANSIEscapeCode at 0.1.1 (0.42s)
Creating working copy for https://github.com/flintbox/ANSIEscapeCode
Working copy of https://github.com/flintbox/ANSIEscapeCode resolved at 0.1.1
Building for debugging...
[0/9] Write sources
[3/9] Write swift-version-24593BA9C3E375BF.txt
[5/19] Compiling ANSIEscapeCode PrintANSIEscapeCode.swift
[6/20] Emitting module ANSIEscapeCode
[7/20] Compiling ANSIEscapeCode Scroll.swift
[8/20] Compiling ANSIEscapeCode String+ANSIEscapeCode.swift
[9/20] Compiling ANSIEscapeCode Cursor.swift
[10/20] Compiling ANSIEscapeCode Erase.swift
[11/20] Compiling ANSIEscapeCode ANSIEscapeCode.swift
[12/20] Compiling ANSIEscapeCode BackgroundColor.swift
[13/20] Compiling ANSIEscapeCode EraseInDisplayType.swift
[14/20] Compiling ANSIEscapeCode EraseInLineType.swift
[15/20] Compiling ANSIEscapeCode TextColor.swift
[16/21] Wrapping AST for ANSIEscapeCode for debugging
[18/27] Compiling Motor Pattern.swift
[19/27] Compiling Motor Patterns.swift
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:32:23: warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
30 |
31 |     /// Dots.
32 |     public static let dots = Pattern(
   |                       |- warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
33 |         frames: ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"],
34 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:37:23: warning: static property 'dots2' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
35 |     )
36 |     /// Dots 2.
37 |     public static let dots2 = Pattern(
   |                       |- warning: static property 'dots2' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots2' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
38 |         frames: ["⣾", "⣽", "⣻", "⢿", "⡿", "⣟", "⣯", "⣷"],
39 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:42:23: warning: static property 'dots3' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
40 |     )
41 |     /// Dots 3.
42 |     public static let dots3 = Pattern(
   |                       |- warning: static property 'dots3' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots3' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
43 |         frames: ["⠄", "⠆", "⠇", "⠋", "⠙", "⠸", "⠰", "⠠", "⠰", "⠸", "⠙", "⠋", "⠇", "⠆"],
44 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:47:23: warning: static property 'bouncingBar' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
45 |     )
46 |     /// Bouncing bar.
47 |     public static let bouncingBar = Pattern(
   |                       |- warning: static property 'bouncingBar' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'bouncingBar' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
48 |         frames: ["[    ]", "[=   ]", "[==  ]", "[=== ]", "[====]", "[ ===]", "[  ==]", "[   =]", "[    ]"],
49 |         fps: 10
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
[20/27] Compiling Motor Spinner.swift
[21/27] Compiling Motor Animation.swift
[22/27] Emitting module Motor
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:32:23: warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
30 |
31 |     /// Dots.
32 |     public static let dots = Pattern(
   |                       |- warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
33 |         frames: ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"],
34 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:37:23: warning: static property 'dots2' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
35 |     )
36 |     /// Dots 2.
37 |     public static let dots2 = Pattern(
   |                       |- warning: static property 'dots2' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots2' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
38 |         frames: ["⣾", "⣽", "⣻", "⢿", "⡿", "⣟", "⣯", "⣷"],
39 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:42:23: warning: static property 'dots3' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
40 |     )
41 |     /// Dots 3.
42 |     public static let dots3 = Pattern(
   |                       |- warning: static property 'dots3' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots3' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
43 |         frames: ["⠄", "⠆", "⠇", "⠋", "⠙", "⠸", "⠰", "⠠", "⠰", "⠸", "⠙", "⠋", "⠇", "⠆"],
44 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:47:23: warning: static property 'bouncingBar' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
45 |     )
46 |     /// Bouncing bar.
47 |     public static let bouncingBar = Pattern(
   |                       |- warning: static property 'bouncingBar' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'bouncingBar' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
48 |         frames: ["[    ]", "[=   ]", "[==  ]", "[=== ]", "[====]", "[ ===]", "[  ==]", "[   =]", "[    ]"],
49 |         fps: 10
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
[23/27] Compiling Motor Animator.swift
/host/spi-builder-workspace/Sources/Motor/Animator.swift:69:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
67 |             spinner.frame : spinner.frame + " " + text
68 |         print(output, terminator: "")
69 |         fflush(stdout)
   |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
70 |     }
71 | }
SwiftGlibc.stdout:1:12: note: var declared here
1 | public var stdout: UnsafeMutablePointer<FILE>!
  |            `- note: var declared here
[24/28] Wrapping AST for Motor for debugging
[26/30] Compiling motor_example main.swift
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:32:23: warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
30 |
31 |     /// Dots.
32 |     public static let dots = Pattern(
   |                       |- warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
33 |         frames: ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"],
34 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
[27/30] Emitting module motor_example
/host/spi-builder-workspace/Sources/Motor/Patterns.swift:32:23: warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
30 |
31 |     /// Dots.
32 |     public static let dots = Pattern(
   |                       |- warning: static property 'dots' is not concurrency-safe because non-'Sendable' type 'Pattern' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dots' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
33 |         frames: ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"],
34 |         fps: 14
/host/spi-builder-workspace/Sources/Motor/Pattern.swift:29:15: note: consider making struct 'Pattern' conform to the 'Sendable' protocol
27 |
28 | /// Spinner pattern.
29 | public struct Pattern {
   |               `- note: consider making struct 'Pattern' conform to the 'Sendable' protocol
30 |
31 |     /// Each frame
[28/31] Wrapping AST for motor-example for debugging
[29/31] Write Objects.LinkFileList
[30/31] Linking motor-example
Build complete! (10.86s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "ansiescapecode",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/flintbox/ANSIEscapeCode"
    }
  ],
  "manifest_display_name" : "Motor",
  "name" : "Motor",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Motor",
      "targets" : [
        "Motor"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "motor-example",
      "targets" : [
        "motor-example"
      ],
      "type" : {
        "executable" : null
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "motor_example",
      "module_type" : "SwiftTarget",
      "name" : "motor-example",
      "path" : "Sources/motor-example",
      "product_memberships" : [
        "motor-example"
      ],
      "sources" : [
        "main.swift"
      ],
      "target_dependencies" : [
        "Motor"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "Motor",
      "module_type" : "SwiftTarget",
      "name" : "Motor",
      "path" : "Sources/Motor",
      "product_dependencies" : [
        "ANSIEscapeCode"
      ],
      "product_memberships" : [
        "Motor",
        "motor-example"
      ],
      "sources" : [
        "Animation.swift",
        "Animator.swift",
        "Pattern.swift",
        "Patterns.swift",
        "Spinner.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.