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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 LogicKit, reference 2.1.0 (3e3245), with Swift 6.1 for Linux on 26 Apr 2025 14:08:25 UTC.

Swift 6 data race errors: 9

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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/kyouko-taiga/logickit.git
Reference: 2.1.0
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/kyouko-taiga/logickit
 * tag               2.1.0      -> FETCH_HEAD
HEAD is now at 3e32454 Update Swift's version in CI configuration
Cloned https://github.com/kyouko-taiga/logickit.git
Revision (git rev-parse @):
3e32454479684da7f37f8fe31c73724735b71d04
SUCCESS checkout https://github.com/kyouko-taiga/logickit.git at 2.1.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/kyouko-taiga/logickit.git
https://github.com/kyouko-taiga/logickit.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "LogicKit",
  "name" : "LogicKit",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LogicKit",
      "targets" : [
        "LogicKit",
        "LogicKitBuiltins"
      ],
      "type" : {
        "library" : [
          "static"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LogicKitTests",
      "module_type" : "SwiftTarget",
      "name" : "LogicKitTests",
      "path" : "Tests/LogicKitTests",
      "sources" : [
        "BindingMapTests.swift",
        "KnowledgeBaseTests.swift",
        "LogicKitTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "LogicKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "LogicKitBuiltinsTests",
      "module_type" : "SwiftTarget",
      "name" : "LogicKitBuiltinsTests",
      "path" : "Tests/LogicKitBuiltinsTests",
      "sources" : [
        "ListTests.swift",
        "NatTests.swift"
      ],
      "target_dependencies" : [
        "LogicKitBuiltins"
      ],
      "type" : "test"
    },
    {
      "c99name" : "LogicKitBuiltins",
      "module_type" : "SwiftTarget",
      "name" : "LogicKitBuiltins",
      "path" : "Sources/LogicKitBuiltins",
      "product_memberships" : [
        "LogicKit"
      ],
      "sources" : [
        "List.swift",
        "Nat.swift"
      ],
      "target_dependencies" : [
        "LogicKit"
      ],
      "type" : "library"
    },
    {
      "c99name" : "LogicKit",
      "module_type" : "SwiftTarget",
      "name" : "LogicKit",
      "path" : "Sources/LogicKit",
      "product_memberships" : [
        "LogicKit"
      ],
      "sources" : [
        "AnswerSet.swift",
        "BindingMap.swift",
        "EDSL.swift",
        "KnowledgeBase.swift",
        "Logger.swift",
        "Realizer.swift",
        "Sequence+Extensions.swift",
        "Term.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/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
Building for debugging...
[0/7] Write sources
[2/7] Write swift-version-24593BA9C3E375BF.txt
[4/15] Compiling LogicKit Sequence+Extensions.swift
[5/16] Emitting module LogicKit
/host/spi-builder-workspace/Sources/LogicKit/Logger.swift:78:14: warning: static property 'foreground' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public enum FontColor {
   |             `- note: consider making enum 'FontColor' conform to the 'Sendable' protocol
 2 |
 3 |   case red, green, yellow
   :
76 |   }
77 |
78 |   static let foreground: [FontColor: String] = [
   |              |- warning: static property 'foreground' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: add '@MainActor' to make static property 'foreground' part of global actor 'MainActor'
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
79 |     .red   : "31m",
80 |     .green : "32m",
/host/spi-builder-workspace/Sources/LogicKit/Logger.swift:84:14: warning: static property 'background' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public enum FontColor {
   |             `- note: consider making enum 'FontColor' conform to the 'Sendable' protocol
 2 |
 3 |   case red, green, yellow
   :
82 |   ]
83 |
84 |   static let background: [FontColor: String] = [
   |              |- warning: static property 'background' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: add '@MainActor' to make static property 'background' part of global actor 'MainActor'
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
85 |     .red   : "41m",
86 |     .green : "42m",
[6/16] Compiling LogicKit AnswerSet.swift
[7/16] Compiling LogicKit Realizer.swift
[8/16] Compiling LogicKit BindingMap.swift
[9/16] Compiling LogicKit KnowledgeBase.swift
[10/16] Compiling LogicKit EDSL.swift
[11/16] Compiling LogicKit Logger.swift
/host/spi-builder-workspace/Sources/LogicKit/Logger.swift:78:14: warning: static property 'foreground' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public enum FontColor {
   |             `- note: consider making enum 'FontColor' conform to the 'Sendable' protocol
 2 |
 3 |   case red, green, yellow
   :
76 |   }
77 |
78 |   static let foreground: [FontColor: String] = [
   |              |- warning: static property 'foreground' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: add '@MainActor' to make static property 'foreground' part of global actor 'MainActor'
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
79 |     .red   : "31m",
80 |     .green : "32m",
/host/spi-builder-workspace/Sources/LogicKit/Logger.swift:84:14: warning: static property 'background' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
 1 | public enum FontColor {
   |             `- note: consider making enum 'FontColor' conform to the 'Sendable' protocol
 2 |
 3 |   case red, green, yellow
   :
82 |   ]
83 |
84 |   static let background: [FontColor: String] = [
   |              |- warning: static property 'background' is not concurrency-safe because non-'Sendable' type '[FontColor : String]' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: add '@MainActor' to make static property 'background' part of global actor 'MainActor'
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
85 |     .red   : "41m",
86 |     .green : "42m",
[12/16] Compiling LogicKit Term.swift
[13/17] Wrapping AST for LogicKit for debugging
[15/20] Compiling LogicKitBuiltins List.swift
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:7:21: warning: static property 'empty' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  5 |   // MARK: Generators
  6 |
  7 |   public static let empty: Term = .lit("list::empty")
    |                     `- warning: static property 'empty' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  8 |
  9 |   public static func cons(_ head: Term, _ tail: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  1 | import LogicKit
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  2 |
  3 | public enum List {
    :
  5 |   // MARK: Generators
  6 |
  7 |   public static let empty: Term = .lit("list::empty")
    |                     |- note: add '@MainActor' to make static property 'empty' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  8 |
  9 |   public static func cons(_ head: Term, _ tail: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:41:21: warning: static property 'countAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 39 |   public static var axioms: [Term] { return countAxioms + containsAxioms + concatAxioms }
 40 |
 41 |   public static let countAxioms: [Term] = {
    |                     |- warning: static property 'countAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'countAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 42 |     let a: Term = .var("a")
 43 |     let b: Term = .var("b")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:54:21: warning: static property 'containsAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 52 |   }()
 53 |
 54 |   public static let containsAxioms: [Term] = {
    |                     |- warning: static property 'containsAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'containsAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 55 |     let a: Term = .var("a")
 56 |     let b: Term = .var("b")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:67:21: warning: static property 'concatAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 65 |   }()
 66 |
 67 |   public static let concatAxioms: [Term] = {
    |                     |- warning: static property 'concatAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'concatAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 68 |     let a: Term = .var("a")
 69 |     let b: Term = .var("b")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
[16/20] Compiling LogicKitBuiltins Nat.swift
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:7:21: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  5 |   // MARK: Generators
  6 |
  7 |   public static let zero: Term = .lit("nat::0")
    |                     `- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  8 |
  9 |   public static func succ(_ n: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  1 | import LogicKit
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  2 |
  3 | public enum Nat {
    :
  5 |   // MARK: Generators
  6 |
  7 |   public static let zero: Term = .lit("nat::0")
    |                     |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  8 |
  9 |   public static func succ(_ n: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:88:21: warning: static property 'relationAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 86 |   public static var axioms: [Term] { return arithmeticAxioms }
 87 |
 88 |   public static let relationAxioms: [Term] = {
    |                     |- warning: static property 'relationAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'relationAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 89 |     let x: Term = .var("x")
 90 |     let y: Term = .var("y")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:115:21: warning: static property 'arithmeticAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
113 |   }()
114 |
115 |   public static let arithmeticAxioms: [Term] = {
    |                     |- warning: static property 'arithmeticAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'arithmeticAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
116 |     let v: Term = .var("v")
117 |     let w: Term = .var("w")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
[17/20] Emitting module LogicKitBuiltins
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:7:21: warning: static property 'empty' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  5 |   // MARK: Generators
  6 |
  7 |   public static let empty: Term = .lit("list::empty")
    |                     `- warning: static property 'empty' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  8 |
  9 |   public static func cons(_ head: Term, _ tail: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  1 | import LogicKit
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  2 |
  3 | public enum List {
    :
  5 |   // MARK: Generators
  6 |
  7 |   public static let empty: Term = .lit("list::empty")
    |                     |- note: add '@MainActor' to make static property 'empty' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  8 |
  9 |   public static func cons(_ head: Term, _ tail: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:41:21: warning: static property 'countAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 39 |   public static var axioms: [Term] { return countAxioms + containsAxioms + concatAxioms }
 40 |
 41 |   public static let countAxioms: [Term] = {
    |                     |- warning: static property 'countAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'countAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 42 |     let a: Term = .var("a")
 43 |     let b: Term = .var("b")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:54:21: warning: static property 'containsAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 52 |   }()
 53 |
 54 |   public static let containsAxioms: [Term] = {
    |                     |- warning: static property 'containsAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'containsAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 55 |     let a: Term = .var("a")
 56 |     let b: Term = .var("b")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/List.swift:67:21: warning: static property 'concatAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 65 |   }()
 66 |
 67 |   public static let concatAxioms: [Term] = {
    |                     |- warning: static property 'concatAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'concatAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 68 |     let a: Term = .var("a")
 69 |     let b: Term = .var("b")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:7:21: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  5 |   // MARK: Generators
  6 |
  7 |   public static let zero: Term = .lit("nat::0")
    |                     `- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Term' may have shared mutable state; this is an error in the Swift 6 language mode
  8 |
  9 |   public static func succ(_ n: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  1 | import LogicKit
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'LogicKit'
  2 |
  3 | public enum Nat {
    :
  5 |   // MARK: Generators
  6 |
  7 |   public static let zero: Term = .lit("nat::0")
    |                     |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  8 |
  9 |   public static func succ(_ n: Term) -> Term {
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:88:21: warning: static property 'relationAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
 86 |   public static var axioms: [Term] { return arithmeticAxioms }
 87 |
 88 |   public static let relationAxioms: [Term] = {
    |                     |- warning: static property 'relationAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'relationAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 89 |     let x: Term = .var("x")
 90 |     let y: Term = .var("y")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
/host/spi-builder-workspace/Sources/LogicKitBuiltins/Nat.swift:115:21: warning: static property 'arithmeticAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
113 |   }()
114 |
115 |   public static let arithmeticAxioms: [Term] = {
    |                     |- warning: static property 'arithmeticAxioms' is not concurrency-safe because non-'Sendable' type '[Term]' may have shared mutable state; this is an error in the Swift 6 language mode
    |                     |- note: add '@MainActor' to make static property 'arithmeticAxioms' part of global actor 'MainActor'
    |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
116 |     let v: Term = .var("v")
117 |     let w: Term = .var("w")
/host/spi-builder-workspace/Sources/LogicKit/Term.swift:1:13: note: enum 'Term' does not conform to the 'Sendable' protocol
  1 | public enum Term {
    |             `- note: enum 'Term' does not conform to the 'Sendable' protocol
  2 |
  3 |   /// A logic variable.
[18/21] Wrapping AST for LogicKitBuiltins for debugging
[19/21] Write Objects.LinkFileList
[20/21] Archiving libLogicKit.a
Build complete! (5.79s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "LogicKit",
  "name" : "LogicKit",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "LogicKit",
      "targets" : [
        "LogicKit",
        "LogicKitBuiltins"
      ],
      "type" : {
        "library" : [
          "static"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "LogicKitTests",
      "module_type" : "SwiftTarget",
      "name" : "LogicKitTests",
      "path" : "Tests/LogicKitTests",
      "sources" : [
        "BindingMapTests.swift",
        "KnowledgeBaseTests.swift",
        "LogicKitTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "LogicKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "LogicKitBuiltinsTests",
      "module_type" : "SwiftTarget",
      "name" : "LogicKitBuiltinsTests",
      "path" : "Tests/LogicKitBuiltinsTests",
      "sources" : [
        "ListTests.swift",
        "NatTests.swift"
      ],
      "target_dependencies" : [
        "LogicKitBuiltins"
      ],
      "type" : "test"
    },
    {
      "c99name" : "LogicKitBuiltins",
      "module_type" : "SwiftTarget",
      "name" : "LogicKitBuiltins",
      "path" : "Sources/LogicKitBuiltins",
      "product_memberships" : [
        "LogicKit"
      ],
      "sources" : [
        "List.swift",
        "Nat.swift"
      ],
      "target_dependencies" : [
        "LogicKit"
      ],
      "type" : "library"
    },
    {
      "c99name" : "LogicKit",
      "module_type" : "SwiftTarget",
      "name" : "LogicKit",
      "path" : "Sources/LogicKit",
      "product_memberships" : [
        "LogicKit"
      ],
      "sources" : [
        "AnswerSet.swift",
        "BindingMap.swift",
        "EDSL.swift",
        "KnowledgeBase.swift",
        "Logger.swift",
        "Realizer.swift",
        "Sequence+Extensions.swift",
        "Term.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
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.