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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 Arena with Swift 6.0 for Linux.

Build Command

bash -c docker run --rm -v "checkouts-4609320-1":/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/finestructure/Arena.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/finestructure/Arena
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 6ce0ff3 Merge pull request #99 from finestructure/support-visionOS
Cloned https://github.com/finestructure/Arena.git
Revision (git rev-parse @):
6ce0ff3f992d81563d864b639f94b43f021aefe0
SUCCESS checkout https://github.com/finestructure/Arena.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/finestructure/Arena.git
Running build ...
bash -c docker run --rm -v "checkouts-4609320-1":/host -w "$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/pointfreeco/swift-snapshot-testing.git
Fetching https://github.com/SwiftPackageIndex/SemanticVersion
Fetching https://github.com/JohnSundell/ShellOut.git
Fetching https://github.com/mxcl/Path.swift.git
Fetching https://github.com/apple/swift-argument-parser
Fetching https://github.com/finestructure/Parser
[1/1059] Fetching path.swift
[213/1353] Fetching path.swift, semanticversion
[804/2309] Fetching path.swift, semanticversion, shellout
[2310/2464] Fetching path.swift, semanticversion, shellout, parser
Fetched https://github.com/finestructure/Parser from cache (0.32s)
[1/11249] Fetching swift-snapshot-testing
[676/22928] Fetching swift-snapshot-testing, swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser from cache (0.87s)
[2700/11249] Fetching swift-snapshot-testing
Fetched https://github.com/JohnSundell/ShellOut.git from cache (1.77s)
Fetched https://github.com/mxcl/Path.swift.git from cache (1.77s)
Fetched https://github.com/SwiftPackageIndex/SemanticVersion from cache (1.77s)
Fetched https://github.com/pointfreeco/swift-snapshot-testing.git from cache (1.83s)
Computing version for https://github.com/pointfreeco/swift-snapshot-testing.git
Computed https://github.com/pointfreeco/swift-snapshot-testing.git at 1.11.1 (0.51s)
Computing version for https://github.com/SwiftPackageIndex/SemanticVersion
Computed https://github.com/SwiftPackageIndex/SemanticVersion at 0.3.6 (0.50s)
Computing version for https://github.com/mxcl/Path.swift.git
Computed https://github.com/mxcl/Path.swift.git at 1.4.0 (1.38s)
Computing version for https://github.com/JohnSundell/ShellOut.git
Computed https://github.com/JohnSundell/ShellOut.git at 2.3.0 (0.49s)
Computing version for https://github.com/finestructure/Parser
Computed https://github.com/finestructure/Parser at 0.2.1 (0.49s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 0.5.0 (0.54s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 0.5.0
Creating working copy for https://github.com/JohnSundell/ShellOut.git
Working copy of https://github.com/JohnSundell/ShellOut.git resolved at 2.3.0
Creating working copy for https://github.com/pointfreeco/swift-snapshot-testing.git
Working copy of https://github.com/pointfreeco/swift-snapshot-testing.git resolved at 1.11.1
Creating working copy for https://github.com/finestructure/Parser
Working copy of https://github.com/finestructure/Parser resolved at 0.2.1
Creating working copy for https://github.com/SwiftPackageIndex/SemanticVersion
Working copy of https://github.com/SwiftPackageIndex/SemanticVersion resolved at 0.3.6
Creating working copy for https://github.com/mxcl/Path.swift.git
Working copy of https://github.com/mxcl/Path.swift.git resolved at 1.4.0
Building for debugging...
[0/22] Write sources
[8/22] Copying Documentation.docc
[9/22] Write swift-version-24593BA9C3E375BF.txt
[11/45] Emitting module ArgumentParserToolInfo
[12/45] Compiling ArgumentParserToolInfo ToolInfo.swift
[13/46] Wrapping AST for ArgumentParserToolInfo for debugging
[15/80] Emitting module ArgumentParser
[16/84] Compiling Parser Match.swift
[17/84] Compiling Parser Parser+zip.swift
[18/84] Compiling Parser Parser.swift
[19/84] Emitting module ShellOut
[20/84] Compiling ShellOut ShellOut.swift
[21/84] Emitting module SemanticVersion
[22/84] Compiling SemanticVersion resource_bundle_accessor.swift
[23/84] Compiling SemanticVersion NSRegularExpression+ext.swift
[24/84] Compiling SemanticVersion SemanticVersion.swift
[25/85] Compiling Parser CharacterSet+ext.swift
[26/85] Emitting module Parser
[27/87] Compiling Path Path+FileManager.swift
[28/87] Compiling ArgumentParser Errors.swift
[29/87] Compiling ArgumentParser Flag.swift
[30/87] Compiling Path Path+StringConvertibles.swift
[31/87] Compiling ArgumentParser ArgumentHelp.swift
[32/87] Compiling ArgumentParser CompletionKind.swift
[33/87] Emitting module Path
[34/87] Compiling Path Path.swift
[35/88] Compiling Path Path->Bool.swift
[36/88] Compiling Path Path+ls.swift
[41/88] Compiling ArgumentParser NameSpecification.swift
[45/88] Compiling Path Pathish.swift
[45/89] Wrapping AST for Parser for debugging
[46/89] Wrapping AST for ShellOut for debugging
[48/89] Compiling ArgumentParser BashCompletionsGenerator.swift
[50/89] Compiling ArgumentParser CompletionsGenerator.swift
[51/89] Compiling ArgumentParser FishCompletionsGenerator.swift
[52/89] Compiling ArgumentParser ZshCompletionsGenerator.swift
[53/89] Compiling ArgumentParser Argument.swift
[53/89] Wrapping AST for SemanticVersion for debugging
[54/89] Wrapping AST for Path for debugging
[56/89] Compiling ArgumentParser CollectionExtensions.swift
[57/89] Compiling ArgumentParser SequenceExtensions.swift
[58/89] Compiling ArgumentParser StringExtensions.swift
[59/89] Compiling ArgumentParser Tree.swift
[60/89] Compiling ArgumentParser HelpCommand.swift
[61/89] Compiling ArgumentParser HelpGenerator.swift
[62/89] Compiling ArgumentParser MessageInfo.swift
[63/89] Compiling ArgumentParser UsageGenerator.swift
[64/89] Compiling ArgumentParser ArgumentSet.swift
[65/89] Compiling ArgumentParser CommandParser.swift
[66/89] Compiling ArgumentParser InputOrigin.swift
[67/89] Compiling ArgumentParser Name.swift
[68/89] Compiling ArgumentParser Parsed.swift
[69/89] Compiling ArgumentParser ParsedValues.swift
[70/89] Compiling ArgumentParser ParserError.swift
[71/89] Compiling ArgumentParser SplitArguments.swift
[72/89] Compiling ArgumentParser DumpHelpGenerator.swift
[73/89] Compiling ArgumentParser Option.swift
[74/89] Compiling ArgumentParser OptionGroup.swift
[75/89] Compiling ArgumentParser CommandConfiguration.swift
[76/89] Compiling ArgumentParser EnumerableFlag.swift
[77/89] Compiling ArgumentParser ExpressibleByArgument.swift
[78/89] Compiling ArgumentParser ParsableArguments.swift
[79/89] Compiling ArgumentParser ParsableArgumentsValidation.swift
[80/89] Compiling ArgumentParser ParsableCommand.swift
[81/89] Compiling ArgumentParser ArgumentDecoder.swift
[82/89] Compiling ArgumentParser ArgumentDefinition.swift
[83/90] Wrapping AST for ArgumentParser for debugging
[85/109] Compiling ArenaCore Environment.swift
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:15:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
 6 | //
 7 |
 8 | struct Environment {
   |        `- note: consider making struct 'Environment' conform to the 'Sendable' protocol
 9 |     var fileManager: FileManager
10 |     var githubClient: GithubClient
   :
13 |
14 | extension Environment {
15 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
16 |         fileManager: .live,
17 |         githubClient: .live
/host/spi-builder-workspace/Sources/ArenaCore/FileManager.swift:17:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |
10 |
11 | struct FileManager {
   |        `- note: consider making struct 'FileManager' conform to the 'Sendable' protocol
12 |     var fileExists: (Path) -> Bool
13 | }
   :
15 |
16 | extension FileManager {
17 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
18 |         fileExists: { $0.exists }
19 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:25:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
 15 |
 16 |
 17 | struct GithubClient {
    |        `- note: consider making struct 'GithubClient' conform to the 'Sendable' protocol
 18 |     var latestRelease: (GithubRepository) -> Release?
 19 |     var tags: (GithubRepository) -> [Tag]
    :
 23 |
 24 | extension GithubClient {
 25 |     static let live = Self(
    |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'live' 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
 26 |         latestRelease: latestReleaseRequest,
 27 |         tags: tagsRequest,
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:28:1: warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
26 |
27 |
28 | extension Optional: CustomStringConvertible where Wrapped == String {
   | |- warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
29 |     public var description: String {
30 |         switch self {
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:39:1: warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
37 |
38 |
39 | extension Path: ExpressibleByArgument {
   | |- warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
40 |     public init?(argument: String) {
41 |         self = Path(argument) ?? Path.cwd/argument
[86/109] Compiling ArenaCore Extensions.swift
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:15:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
 6 | //
 7 |
 8 | struct Environment {
   |        `- note: consider making struct 'Environment' conform to the 'Sendable' protocol
 9 |     var fileManager: FileManager
10 |     var githubClient: GithubClient
   :
13 |
14 | extension Environment {
15 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
16 |         fileManager: .live,
17 |         githubClient: .live
/host/spi-builder-workspace/Sources/ArenaCore/FileManager.swift:17:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |
10 |
11 | struct FileManager {
   |        `- note: consider making struct 'FileManager' conform to the 'Sendable' protocol
12 |     var fileExists: (Path) -> Bool
13 | }
   :
15 |
16 | extension FileManager {
17 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
18 |         fileExists: { $0.exists }
19 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:25:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
 15 |
 16 |
 17 | struct GithubClient {
    |        `- note: consider making struct 'GithubClient' conform to the 'Sendable' protocol
 18 |     var latestRelease: (GithubRepository) -> Release?
 19 |     var tags: (GithubRepository) -> [Tag]
    :
 23 |
 24 | extension GithubClient {
 25 |     static let live = Self(
    |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'live' 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
 26 |         latestRelease: latestReleaseRequest,
 27 |         tags: tagsRequest,
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:28:1: warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
26 |
27 |
28 | extension Optional: CustomStringConvertible where Wrapped == String {
   | |- warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
29 |     public var description: String {
30 |         switch self {
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:39:1: warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
37 |
38 |
39 | extension Path: ExpressibleByArgument {
   | |- warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
40 |     public init?(argument: String) {
41 |         self = Path(argument) ?? Path.cwd/argument
[87/109] Compiling ArenaCore FileManager.swift
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:15:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
 6 | //
 7 |
 8 | struct Environment {
   |        `- note: consider making struct 'Environment' conform to the 'Sendable' protocol
 9 |     var fileManager: FileManager
10 |     var githubClient: GithubClient
   :
13 |
14 | extension Environment {
15 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
16 |         fileManager: .live,
17 |         githubClient: .live
/host/spi-builder-workspace/Sources/ArenaCore/FileManager.swift:17:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |
10 |
11 | struct FileManager {
   |        `- note: consider making struct 'FileManager' conform to the 'Sendable' protocol
12 |     var fileExists: (Path) -> Bool
13 | }
   :
15 |
16 | extension FileManager {
17 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
18 |         fileExists: { $0.exists }
19 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:25:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
 15 |
 16 |
 17 | struct GithubClient {
    |        `- note: consider making struct 'GithubClient' conform to the 'Sendable' protocol
 18 |     var latestRelease: (GithubRepository) -> Release?
 19 |     var tags: (GithubRepository) -> [Tag]
    :
 23 |
 24 | extension GithubClient {
 25 |     static let live = Self(
    |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'live' 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
 26 |         latestRelease: latestReleaseRequest,
 27 |         tags: tagsRequest,
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:28:1: warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
26 |
27 |
28 | extension Optional: CustomStringConvertible where Wrapped == String {
   | |- warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
29 |     public var description: String {
30 |         switch self {
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:39:1: warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
37 |
38 |
39 | extension Path: ExpressibleByArgument {
   | |- warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
40 |     public init?(argument: String) {
41 |         self = Path(argument) ?? Path.cwd/argument
[88/111] Compiling ArenaCore String+ext.swift
[89/111] Compiling ArenaCore Version.swift
[90/111] Compiling ArenaCore Progress.swift
[91/111] Compiling ArenaCore RefSpec.swift
[92/111] Compiling ArenaCore Requirement.swift
[93/111] Compiling ArenaCore Scheme.swift
[94/111] Compiling ArenaCore PlatformVersion.swift
[95/111] Compiling ArenaCore PlaygroundBook.swift
[96/111] Compiling ArenaCore Github.swift
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:25:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
 15 |
 16 |
 17 | struct GithubClient {
    |        `- note: consider making struct 'GithubClient' conform to the 'Sendable' protocol
 18 |     var latestRelease: (GithubRepository) -> Release?
 19 |     var tags: (GithubRepository) -> [Tag]
    :
 23 |
 24 | extension GithubClient {
 25 |     static let live = Self(
    |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'live' 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
 26 |         latestRelease: latestReleaseRequest,
 27 |         tags: tagsRequest,
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:91:27: error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
 89 |     let sema = DispatchSemaphore(value: 0)
 90 |     var result: Release? = nil
 91 |     let task = URLSession.shared.dataTask(with: url) { (data, response, error) in
    |                           `- error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
 92 |         guard let data = data else { return }
 93 |         result = try? JSONDecoder().decode(Release.self, from: data)
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:107:27: error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
105 |     let sema = DispatchSemaphore(value: 0)
106 |     var result = [Tag]()
107 |     let task = URLSession.shared.dataTask(with: url) { (data, response, error) in
    |                           `- error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
108 |         guard let data = data else { return }
109 |         result = (try? JSONDecoder().decode([Tag].self, from: data)) ?? []
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
[97/111] Compiling ArenaCore Helpers.swift
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:25:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
 15 |
 16 |
 17 | struct GithubClient {
    |        `- note: consider making struct 'GithubClient' conform to the 'Sendable' protocol
 18 |     var latestRelease: (GithubRepository) -> Release?
 19 |     var tags: (GithubRepository) -> [Tag]
    :
 23 |
 24 | extension GithubClient {
 25 |     static let live = Self(
    |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'live' 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
 26 |         latestRelease: latestReleaseRequest,
 27 |         tags: tagsRequest,
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:91:27: error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
 89 |     let sema = DispatchSemaphore(value: 0)
 90 |     var result: Release? = nil
 91 |     let task = URLSession.shared.dataTask(with: url) { (data, response, error) in
    |                           `- error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
 92 |         guard let data = data else { return }
 93 |         result = try? JSONDecoder().decode(Release.self, from: data)
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:107:27: error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
105 |     let sema = DispatchSemaphore(value: 0)
106 |     var result = [Tag]()
107 |     let task = URLSession.shared.dataTask(with: url) { (data, response, error) in
    |                           `- error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
108 |         guard let data = data else { return }
109 |         result = (try? JSONDecoder().decode([Tag].self, from: data)) ?? []
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
[98/111] Compiling ArenaCore Manifest.swift
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:25:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
 15 |
 16 |
 17 | struct GithubClient {
    |        `- note: consider making struct 'GithubClient' conform to the 'Sendable' protocol
 18 |     var latestRelease: (GithubRepository) -> Release?
 19 |     var tags: (GithubRepository) -> [Tag]
    :
 23 |
 24 | extension GithubClient {
 25 |     static let live = Self(
    |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'live' 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
 26 |         latestRelease: latestReleaseRequest,
 27 |         tags: tagsRequest,
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:91:27: error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
 89 |     let sema = DispatchSemaphore(value: 0)
 90 |     var result: Release? = nil
 91 |     let task = URLSession.shared.dataTask(with: url) { (data, response, error) in
    |                           `- error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
 92 |         guard let data = data else { return }
 93 |         result = try? JSONDecoder().decode(Release.self, from: data)
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:107:27: error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
105 |     let sema = DispatchSemaphore(value: 0)
106 |     var result = [Tag]()
107 |     let task = URLSession.shared.dataTask(with: url) { (data, response, error) in
    |                           `- error: type 'URLSession' (aka 'AnyObject') has no member 'shared'
108 |         guard let data = data else { return }
109 |         result = (try? JSONDecoder().decode([Tag].self, from: data)) ?? []
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
[99/111] Emitting module ArenaCore
/host/spi-builder-workspace/Sources/ArenaCore/ArenaCommand.swift:10:23: warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  8 |     static let playgroundName = "Arena-Playground"
  9 |
 10 |     public static var configuration = CommandConfiguration(
    |                       |- warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'configuration' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'configuration' 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
 11 |         abstract: "Creates an Xcode project with a Playground and one or more SPM libraries imported and ready for use."
 12 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Dependency.swift:19:16: warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
 17 |     public var requirement: Requirement
 18 |
 19 |     static let defaultRequirement: Requirement = .from(.init(0, 0, 0))
    |                |- warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'defaultRequirement' 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
 20 |
 21 |     public init(url: URL, requirement: Requirement) {
/host/spi-builder-workspace/Sources/ArenaCore/Requirement.swift:11:13: note: consider making enum 'Requirement' conform to the 'Sendable' protocol
  9 |
 10 |
 11 | public enum Requirement: Equatable, Hashable {
    |             `- note: consider making enum 'Requirement' conform to the 'Sendable' protocol
 12 |     case exact(SemanticVersion)
 13 |     case range(Range<SemanticVersion>)
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:15:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
 6 | //
 7 |
 8 | struct Environment {
   |        `- note: consider making struct 'Environment' conform to the 'Sendable' protocol
 9 |     var fileManager: FileManager
10 |     var githubClient: GithubClient
   :
13 |
14 | extension Environment {
15 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'Environment' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
16 |         fileManager: .live,
17 |         githubClient: .live
/host/spi-builder-workspace/Sources/ArenaCore/FileManager.swift:17:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
 9 |
10 |
11 | struct FileManager {
   |        `- note: consider making struct 'FileManager' conform to the 'Sendable' protocol
12 |     var fileExists: (Path) -> Bool
13 | }
   :
15 |
16 | extension FileManager {
17 |     static let live = Self(
   |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'FileManager' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'live' 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
18 |         fileExists: { $0.exists }
19 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Github.swift:25:16: warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
 15 |
 16 |
 17 | struct GithubClient {
    |        `- note: consider making struct 'GithubClient' conform to the 'Sendable' protocol
 18 |     var latestRelease: (GithubRepository) -> Release?
 19 |     var tags: (GithubRepository) -> [Tag]
    :
 23 |
 24 | extension GithubClient {
 25 |     static let live = Self(
    |                |- warning: static property 'live' is not concurrency-safe because non-'Sendable' type 'GithubClient' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'live' 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
 26 |         latestRelease: latestReleaseRequest,
 27 |         tags: tagsRequest,
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:28:1: warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
26 |
27 |
28 | extension Optional: CustomStringConvertible where Wrapped == String {
   | |- warning: extension declares a conformance of imported type 'Optional' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
29 |     public var description: String {
30 |         switch self {
/host/spi-builder-workspace/Sources/ArenaCore/Extensions.swift:39:1: warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
37 |
38 |
39 | extension Path: ExpressibleByArgument {
   | |- warning: extension declares a conformance of imported type 'Path' to imported protocol 'ExpressibleByArgument'; this will not behave correctly if the owners of 'Path' introduce this conformance in the future
   | `- note: add '@retroactive' to silence this warning
40 |     public init?(argument: String) {
41 |         self = Path(argument) ?? Path.cwd/argument
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:15:5: warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     `- warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:8:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  6 | //
  7 |
  8 | import Foundation
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  9 | import Parser
 10 | import Path
    :
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     |- note: annotate 'AllowedBranchCharacters' 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
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:16:5: warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
    |     |- warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedStartBranchCharacters' 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
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:17:5: warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
    |     |- warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedEndBranchCharacters' 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
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:19:5: warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
    |     |- warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedRevisionCharacters' 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
 20 |
 21 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:110:5: warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
108 |
109 |
110 | let branchName = zip(
    |     `- warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
/host/spi-builder-workspace/.build/checkouts/Parser/Sources/Parser/Parser.swift:15:15: note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 13 |
 14 |
 15 | public struct Parser<A> {
    |               `- note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 16 |     public let run: (inout Substring) -> A?
 17 |
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:9:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
  7 |
  8 | import Foundation
  9 | import Parser
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
 10 | import Path
 11 | import SemanticVersion
    :
108 |
109 |
110 | let branchName = zip(
    |     |- note: annotate 'branchName' 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
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
[100/111] Compiling ArenaCore PackageGenerator.swift
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:15:5: warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     `- warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:8:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  6 | //
  7 |
  8 | import Foundation
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  9 | import Parser
 10 | import Path
    :
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     |- note: annotate 'AllowedBranchCharacters' 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
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:16:5: warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
    |     |- warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedStartBranchCharacters' 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
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:17:5: warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
    |     |- warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedEndBranchCharacters' 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
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:19:5: warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
    |     |- warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedRevisionCharacters' 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
 20 |
 21 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:110:5: warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
108 |
109 |
110 | let branchName = zip(
    |     `- warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
/host/spi-builder-workspace/.build/checkouts/Parser/Sources/Parser/Parser.swift:15:15: note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 13 |
 14 |
 15 | public struct Parser<A> {
    |               `- note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 16 |     public let run: (inout Substring) -> A?
 17 |
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:9:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
  7 |
  8 | import Foundation
  9 | import Parser
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
 10 | import Path
 11 | import SemanticVersion
    :
108 |
109 |
110 | let branchName = zip(
    |     |- note: annotate 'branchName' 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
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
[101/111] Compiling ArenaCore Parser+ext.swift
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:15:5: warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     `- warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:8:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  6 | //
  7 |
  8 | import Foundation
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  9 | import Parser
 10 | import Path
    :
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     |- note: annotate 'AllowedBranchCharacters' 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
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:16:5: warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
    |     |- warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedStartBranchCharacters' 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
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:17:5: warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
    |     |- warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedEndBranchCharacters' 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
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:19:5: warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
    |     |- warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedRevisionCharacters' 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
 20 |
 21 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:110:5: warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
108 |
109 |
110 | let branchName = zip(
    |     `- warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
/host/spi-builder-workspace/.build/checkouts/Parser/Sources/Parser/Parser.swift:15:15: note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 13 |
 14 |
 15 | public struct Parser<A> {
    |               `- note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 16 |     public let run: (inout Substring) -> A?
 17 |
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:9:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
  7 |
  8 | import Foundation
  9 | import Parser
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
 10 | import Path
 11 | import SemanticVersion
    :
108 |
109 |
110 | let branchName = zip(
    |     |- note: annotate 'branchName' 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
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
[102/111] Compiling ArenaCore Platform.swift
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:15:5: warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     `- warning: let 'AllowedBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:8:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  6 | //
  7 |
  8 | import Foundation
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
  9 | import Parser
 10 | import Path
    :
 13 |
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
    |     |- note: annotate 'AllowedBranchCharacters' 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
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:16:5: warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 14 | // https://mirrors.edge.kernel.org/pub/software/scm/git/docs/git-check-ref-format.html
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
    |     |- warning: let 'AllowedStartBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedStartBranchCharacters' 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
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:17:5: warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 15 | let AllowedBranchCharacters = CharacterSet.alphanumerics.union(CharacterSet(charactersIn: ".-@/"))
 16 | let AllowedStartBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/"))
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
    |     |- warning: let 'AllowedEndBranchCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedEndBranchCharacters' 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
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:19:5: warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
 17 | let AllowedEndBranchCharacters = AllowedBranchCharacters.subtracting(CharacterSet(charactersIn: "/."))
 18 |
 19 | let AllowedRevisionCharacters = CharacterSet.whitespacesAndNewlines.inverted
    |     |- warning: let 'AllowedRevisionCharacters' is not concurrency-safe because non-'Sendable' type 'CharacterSet' may have shared mutable state; this is an error in the Swift 6 language mode
    |     |- note: annotate 'AllowedRevisionCharacters' 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
 20 |
 21 |
Foundation.CharacterSet:1:15: note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 1 | public struct CharacterSet : ReferenceConvertible, Equatable, Hashable, SetAlgebra {
   |               `- note: struct 'CharacterSet' does not conform to the 'Sendable' protocol
 2 |     public typealias ReferenceType = NSCharacterSet
 3 |     public init()
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:110:5: warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
108 |
109 |
110 | let branchName = zip(
    |     `- warning: let 'branchName' is not concurrency-safe because non-'Sendable' type 'Parser<Substring>' may have shared mutable state; this is an error in the Swift 6 language mode
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
/host/spi-builder-workspace/.build/checkouts/Parser/Sources/Parser/Parser.swift:15:15: note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 13 |
 14 |
 15 | public struct Parser<A> {
    |               `- note: generic struct 'Parser' does not conform to the 'Sendable' protocol
 16 |     public let run: (inout Substring) -> A?
 17 |
/host/spi-builder-workspace/Sources/ArenaCore/Parser+ext.swift:9:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
  7 |
  8 | import Foundation
  9 | import Parser
    | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Parser'
 10 | import Path
 11 | import SemanticVersion
    :
108 |
109 |
110 | let branchName = zip(
    |     |- note: annotate 'branchName' 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
111 |     .char(in: AllowedStartBranchCharacters),
112 |     .prefix(charactersIn: AllowedBranchCharacters)
[103/111] Compiling ArenaCore AppError.swift
/host/spi-builder-workspace/Sources/ArenaCore/ArenaCommand.swift:10:23: warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  8 |     static let playgroundName = "Arena-Playground"
  9 |
 10 |     public static var configuration = CommandConfiguration(
    |                       |- warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'configuration' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'configuration' 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
 11 |         abstract: "Creates an Xcode project with a Playground and one or more SPM libraries imported and ready for use."
 12 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Dependency.swift:19:16: warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
 17 |     public var requirement: Requirement
 18 |
 19 |     static let defaultRequirement: Requirement = .from(.init(0, 0, 0))
    |                |- warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'defaultRequirement' 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
 20 |
 21 |     public init(url: URL, requirement: Requirement) {
/host/spi-builder-workspace/Sources/ArenaCore/Requirement.swift:11:13: note: consider making enum 'Requirement' conform to the 'Sendable' protocol
  9 |
 10 |
 11 | public enum Requirement: Equatable, Hashable {
    |             `- note: consider making enum 'Requirement' conform to the 'Sendable' protocol
 12 |     case exact(SemanticVersion)
 13 |     case range(Range<SemanticVersion>)
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
[104/111] Compiling ArenaCore ArenaCommand.swift
/host/spi-builder-workspace/Sources/ArenaCore/ArenaCommand.swift:10:23: warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  8 |     static let playgroundName = "Arena-Playground"
  9 |
 10 |     public static var configuration = CommandConfiguration(
    |                       |- warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'configuration' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'configuration' 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
 11 |         abstract: "Creates an Xcode project with a Playground and one or more SPM libraries imported and ready for use."
 12 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Dependency.swift:19:16: warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
 17 |     public var requirement: Requirement
 18 |
 19 |     static let defaultRequirement: Requirement = .from(.init(0, 0, 0))
    |                |- warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'defaultRequirement' 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
 20 |
 21 |     public init(url: URL, requirement: Requirement) {
/host/spi-builder-workspace/Sources/ArenaCore/Requirement.swift:11:13: note: consider making enum 'Requirement' conform to the 'Sendable' protocol
  9 |
 10 |
 11 | public enum Requirement: Equatable, Hashable {
    |             `- note: consider making enum 'Requirement' conform to the 'Sendable' protocol
 12 |     case exact(SemanticVersion)
 13 |     case range(Range<SemanticVersion>)
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
[105/111] Compiling ArenaCore Dependency.swift
/host/spi-builder-workspace/Sources/ArenaCore/ArenaCommand.swift:10:23: warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  8 |     static let playgroundName = "Arena-Playground"
  9 |
 10 |     public static var configuration = CommandConfiguration(
    |                       |- warning: static property 'configuration' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'configuration' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: annotate 'configuration' 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
 11 |         abstract: "Creates an Xcode project with a Playground and one or more SPM libraries imported and ready for use."
 12 |     )
/host/spi-builder-workspace/Sources/ArenaCore/Dependency.swift:19:16: warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
 17 |     public var requirement: Requirement
 18 |
 19 |     static let defaultRequirement: Requirement = .from(.init(0, 0, 0))
    |                |- warning: static property 'defaultRequirement' is not concurrency-safe because non-'Sendable' type 'Requirement' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'defaultRequirement' 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
 20 |
 21 |     public init(url: URL, requirement: Requirement) {
/host/spi-builder-workspace/Sources/ArenaCore/Requirement.swift:11:13: note: consider making enum 'Requirement' conform to the 'Sendable' protocol
  9 |
 10 |
 11 | public enum Requirement: Equatable, Hashable {
    |             `- note: consider making enum 'Requirement' conform to the 'Sendable' protocol
 12 |     case exact(SemanticVersion)
 13 |     case range(Range<SemanticVersion>)
/host/spi-builder-workspace/Sources/ArenaCore/Environment.swift:23:5: warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
21 |
22 | #if DEBUG
23 | var Current = Environment.live
   |     |- warning: var 'Current' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
   |     |- note: convert 'Current' to a 'let' constant to make 'Sendable' shared state immutable
   |     |- note: annotate 'Current' 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
24 | #else
25 | let Current = Environment.live
BUILD FAILURE 6.0 linux
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