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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 Logic Parser, reference main (99037e), with Swift 6.1 for Linux on 26 Apr 2025 21:53:57 UTC.

Swift 6 data race errors: 7

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Gerzer/LogicParser.git
Reference: main
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/Gerzer/LogicParser
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 99037ef Add license
Cloned https://github.com/Gerzer/LogicParser.git
Revision (git rev-parse @):
99037ef0c8d4942c2de2bdd01e3b76b833fd76c3
SUCCESS checkout https://github.com/Gerzer/LogicParser.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/Gerzer/LogicParser.git
https://github.com/Gerzer/LogicParser.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "covfefe",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.6.0",
            "upper_bound" : "0.7.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/palle-k/Covfefe.git"
    }
  ],
  "manifest_display_name" : "Logic Parser",
  "name" : "Logic Parser",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LogicParser",
      "targets" : [
        "LogicParser"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LogicParser",
      "module_type" : "SwiftTarget",
      "name" : "LogicParser",
      "path" : "Sources/LogicParser",
      "product_dependencies" : [
        "Covfefe"
      ],
      "product_memberships" : [
        "LogicParser"
      ],
      "sources" : [
        "Errors.swift",
        "LogicNode.swift",
        "LogicParser.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Fetching https://github.com/palle-k/Covfefe.git
[1/2438] Fetching covfefe
Fetched https://github.com/palle-k/Covfefe.git from cache (0.33s)
Computing version for https://github.com/palle-k/Covfefe.git
Computed https://github.com/palle-k/Covfefe.git at 0.6.1 (0.78s)
Creating working copy for https://github.com/palle-k/Covfefe.git
Working copy of https://github.com/palle-k/Covfefe.git resolved at 0.6.1
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/20] Compiling Covfefe CharacterSets.swift
[5/20] Compiling Covfefe EBNFImporter.swift
[6/20] Compiling Covfefe EarleyParser.swift
[7/22] Compiling Covfefe StringUtility.swift
[8/22] Compiling Covfefe Symbols.swift
[9/22] Compiling Covfefe Grammar.swift
[10/22] Compiling Covfefe GrammarCheck.swift
[11/22] Compiling Covfefe ABNFImporter.swift
[12/22] Compiling Covfefe BNFImporter.swift
[13/22] Compiling Covfefe CYKParser.swift
[14/22] Compiling Covfefe SyntaxTree.swift
[15/22] Compiling Covfefe Terminal.swift
[16/22] Compiling Covfefe PrefixGrammar.swift
[17/22] Compiling Covfefe Productions.swift
[18/22] Compiling Covfefe Normalization.swift
[19/22] Compiling Covfefe Parser.swift
[20/22] Emitting module Covfefe
[21/22] Compiling Covfefe Tokenizer.swift
[22/22] Compiling Covfefe Utility.swift
[24/27] Compiling LogicParser LogicParser.swift
[25/27] Compiling LogicParser Errors.swift
[26/27] Compiling LogicParser LogicNode.swift
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:127:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
125 | 	public static let name = "Root"
126 |
127 | 	public static let childrenType: LogicNodeChildrenType = .leftOnly
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
128 |
129 | 	public fileprivate(set) var parent: (any LogicNode)! {
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:150:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
148 | 	public static let name = "Atomic"
149 |
150 | 	public static let childrenType: LogicNodeChildrenType = .none
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
151 |
152 | 	public var description: String {
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:188:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
186 | 	public static let name = "Negation"
187 |
188 | 	public static let childrenType: LogicNodeChildrenType = .rightOnly
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
189 |
190 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:207:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
205 | 	public static let name = "Conjunction"
206 |
207 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
208 |
209 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:222:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
220 | 	public static let name = "Disjunction"
221 |
222 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
223 |
224 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:237:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
235 | 	public static let name = "Conditional"
236 |
237 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
238 |
239 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:252:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
250 | 	public static let name = "Biconditional"
251 |
252 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
253 |
254 | 	public fileprivate(set) var parent: (any LogicNode)!
[27/27] Emitting module LogicParser
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:127:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
125 | 	public static let name = "Root"
126 |
127 | 	public static let childrenType: LogicNodeChildrenType = .leftOnly
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
128 |
129 | 	public fileprivate(set) var parent: (any LogicNode)! {
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:150:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
148 | 	public static let name = "Atomic"
149 |
150 | 	public static let childrenType: LogicNodeChildrenType = .none
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
151 |
152 | 	public var description: String {
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:188:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
186 | 	public static let name = "Negation"
187 |
188 | 	public static let childrenType: LogicNodeChildrenType = .rightOnly
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
189 |
190 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:207:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
205 | 	public static let name = "Conjunction"
206 |
207 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
208 |
209 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:222:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
220 | 	public static let name = "Disjunction"
221 |
222 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
223 |
224 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:237:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
235 | 	public static let name = "Conditional"
236 |
237 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
238 |
239 | 	public fileprivate(set) var parent: (any LogicNode)!
/host/spi-builder-workspace/Sources/LogicParser/LogicNode.swift:252:20: warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
104 |
105 | /// The possible layouts for children of a node.
106 | public enum LogicNodeChildrenType {
    |             `- note: consider making enum 'LogicNodeChildrenType' conform to the 'Sendable' protocol
107 |
108 | 	/// A layout that indicates the absence of any children.
    :
250 | 	public static let name = "Biconditional"
251 |
252 | 	public static let childrenType: LogicNodeChildrenType = .leftAndRight
    |                    |- warning: static property 'childrenType' is not concurrency-safe because non-'Sendable' type 'LogicNodeChildrenType' may have shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: add '@MainActor' to make static property 'childrenType' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
253 |
254 | 	public fileprivate(set) var parent: (any LogicNode)!
Build complete! (8.23s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "covfefe",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.6.0",
            "upper_bound" : "0.7.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/palle-k/Covfefe.git"
    }
  ],
  "manifest_display_name" : "Logic Parser",
  "name" : "Logic Parser",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LogicParser",
      "targets" : [
        "LogicParser"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LogicParser",
      "module_type" : "SwiftTarget",
      "name" : "LogicParser",
      "path" : "Sources/LogicParser",
      "product_dependencies" : [
        "Covfefe"
      ],
      "product_memberships" : [
        "LogicParser"
      ],
      "sources" : [
        "Errors.swift",
        "LogicNode.swift",
        "LogicParser.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Done.