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Build Information

Failed to build Nifty Dice Roller, reference master (3c0b43), with Swift 6.0 for macOS (SPM) on 1 Nov 2024 12:56:50 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 3c0b43d Merge pull request #1 from NiftyTreeStudios/add-license-1
Cloned https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git
Revision (git rev-parse @):
3c0b43d7d1897173a7290b4801b6e813e0410de3
SUCCESS checkout https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git at master
Fetching https://github.com/apple/swift-argument-parser
[1/12353] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser from cache (1.59s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 0.3.2 (0.82s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 0.3.2
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "nifty-dice-roller-cmd",
      "name": "Nifty Dice Roller",
      "url": "https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Nifty-Dice-Roller-cmd",
      "dependencies": [
        {
          "identity": "swift-argument-parser",
          "name": "swift-argument-parser",
          "url": "https://github.com/apple/swift-argument-parser",
          "version": "0.3.2",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-argument-parser",
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git
[1/30] Fetching nifty-dice-roller-cmd
Fetched https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git from cache (0.63s)
Fetching https://github.com/apple/swift-argument-parser from cache
Fetched https://github.com/apple/swift-argument-parser from cache (0.56s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 0.3.2 (0.03s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 0.3.2
Creating working copy for https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git
Working copy of https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git resolved at master (3c0b43d)
Found 1 product dependencies
  - swift-argument-parser
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/NiftyTreeStudios/Nifty-Dice-Roller-cmd.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/7] Write sources
[2/7] Write ndr-entitlement.plist
[3/7] Write swift-version--7754E27361AE5C74.txt
[5/40] Emitting module ArgumentParser
[6/43] Compiling ArgumentParser Name.swift
[7/43] Compiling ArgumentParser Parsed.swift
[8/43] Compiling ArgumentParser ParsedValues.swift
[9/43] Compiling ArgumentParser ArgumentSet.swift
[10/43] Compiling ArgumentParser CommandParser.swift
[11/43] Compiling ArgumentParser InputOrigin.swift
[12/43] Compiling ArgumentParser ParsableArgumentsValidation.swift
[13/43] Compiling ArgumentParser ParsableCommand.swift
[14/43] Compiling ArgumentParser ArgumentDecoder.swift
[15/43] Compiling ArgumentParser ArgumentDefinition.swift
[16/43] Compiling ArgumentParser ParserError.swift
[17/43] Compiling ArgumentParser SplitArguments.swift
[18/43] Compiling ArgumentParser HelpCommand.swift
[19/43] Compiling ArgumentParser Argument.swift
[20/43] Compiling ArgumentParser ArgumentHelp.swift
[21/43] Compiling ArgumentParser CompletionKind.swift
[22/43] Compiling ArgumentParser Errors.swift
[23/43] Compiling ArgumentParser CommandConfiguration.swift
[24/43] Compiling ArgumentParser EnumerableFlag.swift
[25/43] Compiling ArgumentParser ExpressibleByArgument.swift
[26/43] Compiling ArgumentParser ParsableArguments.swift
[27/43] Compiling ArgumentParser BashCompletionsGenerator.swift
[28/43] Compiling ArgumentParser CompletionsGenerator.swift
[29/43] Compiling ArgumentParser FishCompletionsGenerator.swift
[30/43] Compiling ArgumentParser ZshCompletionsGenerator.swift
[31/43] Compiling ArgumentParser SequenceExtensions.swift
[32/43] Compiling ArgumentParser StringExtensions.swift
[33/43] Compiling ArgumentParser Tree.swift
[34/43] Compiling ArgumentParser Flag.swift
[35/43] Compiling ArgumentParser NameSpecification.swift
[36/43] Compiling ArgumentParser Option.swift
[37/43] Compiling ArgumentParser OptionGroup.swift
[38/43] Compiling ArgumentParser HelpGenerator.swift
[39/43] Compiling ArgumentParser MessageInfo.swift
[40/43] Compiling ArgumentParser UsageGenerator.swift
[41/45] Compiling diceroller main.swift
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:42:16: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
40 |
41 | struct NDR: ParsableCommand {
42 |     static let configuration = CommandConfiguration(
   |                `- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
43 |         abstract: "A Swift command-line tool to roll die",
44 |         subcommands: [Roll.self])
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 11 |
 12 | /// The configuration for a command.
 13 | public struct CommandConfiguration {
    |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 14 |   /// The name of the command to use on the command line.
 15 |   ///
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 1 | import ArgumentParser
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 2 | import Foundation
 3 |
   :
40 |
41 | struct NDR: ParsableCommand {
42 |     static let configuration = CommandConfiguration(
   |                |- 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
43 |         abstract: "A Swift command-line tool to roll die",
44 |         subcommands: [Roll.self])
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:51:23: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
49 | struct Roll: ParsableCommand {
50 |
51 |     public static let configuration = CommandConfiguration(abstract: "A Swift command-line tool to roll die")
   |                       |- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- 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
52 |
53 |     @Argument(help: "What to roll: the amount of die, type of die (and modifier) -> 2d20+6")
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 11 |
 12 | /// The configuration for a command.
 13 | public struct CommandConfiguration {
    |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 14 |   /// The name of the command to use on the command line.
 15 |   ///
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:35:9: error: main actor-isolated var 'rolledDie' can not be mutated from a nonisolated context
 6 | var modifier: Int = 0
 7 | var total: Int = 0
 8 | var rolledDie: [String] = []
   |     `- note: mutation of this var is only permitted within the actor
 9 |
10 | func separateArguments(roll: String) -> (Int, Int, Int) {
   :
28 | }
29 |
30 | func calculateRoll(dieAmount: Int, dieType: Int, modifier: Int) -> Int {
   |      `- note: add '@MainActor' to make global function 'calculateRoll(dieAmount:dieType:modifier:)' part of global actor 'MainActor'
31 |     var calculatedTotal: Int = 0
32 |     for _ in 1...dieAmount {
33 |         let roll = Int.random(in: 1...dieType)
34 |         calculatedTotal += roll
35 |         rolledDie.append("d\(dieType): \(roll)")
   |         `- error: main actor-isolated var 'rolledDie' can not be mutated from a nonisolated context
36 |     }
37 |     calculatedTotal += modifier
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:66:14: error: main actor-isolated var 'dieAmount' can not be referenced from a nonisolated context
 2 | import Foundation
 3 |
 4 | var dieAmount: Int = 1
   |     `- note: var declared here
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
64 |             return
65 |         } else {
66 |             (dieAmount, dieType, modifier) = (separateArguments(roll: rollArguments))
   |              `- error: main actor-isolated var 'dieAmount' can not be referenced from a nonisolated context
67 |             total = calculateRoll(dieAmount: dieAmount, dieType: dieType, modifier: modifier)
68 |             print("Rolling...")
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:66:25: error: main actor-isolated var 'dieType' can not be referenced from a nonisolated context
 3 |
 4 | var dieAmount: Int = 1
 5 | var dieType: Int = 1
   |     `- note: var declared here
 6 | var modifier: Int = 0
 7 | var total: Int = 0
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
64 |             return
65 |         } else {
66 |             (dieAmount, dieType, modifier) = (separateArguments(roll: rollArguments))
   |                         `- error: main actor-isolated var 'dieType' can not be referenced from a nonisolated context
67 |             total = calculateRoll(dieAmount: dieAmount, dieType: dieType, modifier: modifier)
68 |             print("Rolling...")
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:66:34: error: main actor-isolated var 'modifier' can not be referenced from a nonisolated context
 4 | var dieAmount: Int = 1
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
   |     `- note: var declared here
 7 | var total: Int = 0
 8 | var rolledDie: [String] = []
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
64 |             return
65 |         } else {
66 |             (dieAmount, dieType, modifier) = (separateArguments(roll: rollArguments))
   |                                  `- error: main actor-isolated var 'modifier' can not be referenced from a nonisolated context
67 |             total = calculateRoll(dieAmount: dieAmount, dieType: dieType, modifier: modifier)
68 |             print("Rolling...")
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:67:13: error: main actor-isolated var 'total' can not be mutated from a nonisolated context
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
 7 | var total: Int = 0
   |     `- note: mutation of this var is only permitted within the actor
 8 | var rolledDie: [String] = []
 9 |
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
65 |         } else {
66 |             (dieAmount, dieType, modifier) = (separateArguments(roll: rollArguments))
67 |             total = calculateRoll(dieAmount: dieAmount, dieType: dieType, modifier: modifier)
   |             `- error: main actor-isolated var 'total' can not be mutated from a nonisolated context
68 |             print("Rolling...")
69 |             if detailed {
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:67:46: error: main actor-isolated var 'dieAmount' can not be referenced from a nonisolated context
 2 | import Foundation
 3 |
 4 | var dieAmount: Int = 1
   |     `- note: var declared here
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
65 |         } else {
66 |             (dieAmount, dieType, modifier) = (separateArguments(roll: rollArguments))
67 |             total = calculateRoll(dieAmount: dieAmount, dieType: dieType, modifier: modifier)
   |                                              `- error: main actor-isolated var 'dieAmount' can not be referenced from a nonisolated context
68 |             print("Rolling...")
69 |             if detailed {
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:67:66: error: main actor-isolated var 'dieType' can not be referenced from a nonisolated context
 3 |
 4 | var dieAmount: Int = 1
 5 | var dieType: Int = 1
   |     `- note: var declared here
 6 | var modifier: Int = 0
 7 | var total: Int = 0
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
65 |         } else {
66 |             (dieAmount, dieType, modifier) = (separateArguments(roll: rollArguments))
67 |             total = calculateRoll(dieAmount: dieAmount, dieType: dieType, modifier: modifier)
   |                                                                  `- error: main actor-isolated var 'dieType' can not be referenced from a nonisolated context
68 |             print("Rolling...")
69 |             if detailed {
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:67:85: error: main actor-isolated var 'modifier' can not be referenced from a nonisolated context
 4 | var dieAmount: Int = 1
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
   |     `- note: var declared here
 7 | var total: Int = 0
 8 | var rolledDie: [String] = []
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
65 |         } else {
66 |             (dieAmount, dieType, modifier) = (separateArguments(roll: rollArguments))
67 |             total = calculateRoll(dieAmount: dieAmount, dieType: dieType, modifier: modifier)
   |                                                                                     `- error: main actor-isolated var 'modifier' can not be referenced from a nonisolated context
68 |             print("Rolling...")
69 |             if detailed {
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:70:34: error: main actor-isolated var 'dieType' can not be referenced from a nonisolated context
 3 |
 4 | var dieAmount: Int = 1
 5 | var dieType: Int = 1
   |     `- note: var declared here
 6 | var modifier: Int = 0
 7 | var total: Int = 0
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
68 |             print("Rolling...")
69 |             if detailed {
70 |                 print("Rolled d\(dieType) \(dieAmount) times with modifier of \(modifier)")
   |                                  `- error: main actor-isolated var 'dieType' can not be referenced from a nonisolated context
71 |                 print("Individual rolls \(rolledDie)")
72 |             }
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:70:45: error: main actor-isolated var 'dieAmount' can not be referenced from a nonisolated context
 2 | import Foundation
 3 |
 4 | var dieAmount: Int = 1
   |     `- note: var declared here
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
68 |             print("Rolling...")
69 |             if detailed {
70 |                 print("Rolled d\(dieType) \(dieAmount) times with modifier of \(modifier)")
   |                                             `- error: main actor-isolated var 'dieAmount' can not be referenced from a nonisolated context
71 |                 print("Individual rolls \(rolledDie)")
72 |             }
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:70:81: error: main actor-isolated var 'modifier' can not be referenced from a nonisolated context
 4 | var dieAmount: Int = 1
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
   |     `- note: var declared here
 7 | var total: Int = 0
 8 | var rolledDie: [String] = []
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
68 |             print("Rolling...")
69 |             if detailed {
70 |                 print("Rolled d\(dieType) \(dieAmount) times with modifier of \(modifier)")
   |                                                                                 `- error: main actor-isolated var 'modifier' can not be referenced from a nonisolated context
71 |                 print("Individual rolls \(rolledDie)")
72 |             }
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:71:43: error: main actor-isolated var 'rolledDie' can not be referenced from a nonisolated context
 6 | var modifier: Int = 0
 7 | var total: Int = 0
 8 | var rolledDie: [String] = []
   |     `- note: var declared here
 9 |
10 | func separateArguments(roll: String) -> (Int, Int, Int) {
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
69 |             if detailed {
70 |                 print("Rolled d\(dieType) \(dieAmount) times with modifier of \(modifier)")
71 |                 print("Individual rolls \(rolledDie)")
   |                                           `- error: main actor-isolated var 'rolledDie' can not be referenced from a nonisolated context
72 |             }
73 |             print("Amount rolled: \(total)")
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:73:37: error: main actor-isolated var 'total' can not be referenced from a nonisolated context
 5 | var dieType: Int = 1
 6 | var modifier: Int = 0
 7 | var total: Int = 0
   |     `- note: var declared here
 8 | var rolledDie: [String] = []
 9 |
   :
57 |     private var detailed: Bool = false
58 |
59 |     func run() throws {
   |          `- note: add '@MainActor' to make instance method 'run()' part of global actor 'MainActor'
60 |         let range = NSRange(location: 0, length: rollArguments.utf16.count)
61 |         let regex = try! NSRegularExpression(pattern: "^[0-9]+d[0-9]+[-+]*[0-9]*")
   :
71 |                 print("Individual rolls \(rolledDie)")
72 |             }
73 |             print("Amount rolled: \(total)")
   |                                     `- error: main actor-isolated var 'total' can not be referenced from a nonisolated context
74 |         }
75 |     }
[42/45] Emitting module diceroller
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:42:16: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
40 |
41 | struct NDR: ParsableCommand {
42 |     static let configuration = CommandConfiguration(
   |                `- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
43 |         abstract: "A Swift command-line tool to roll die",
44 |         subcommands: [Roll.self])
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 11 |
 12 | /// The configuration for a command.
 13 | public struct CommandConfiguration {
    |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 14 |   /// The name of the command to use on the command line.
 15 |   ///
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 1 | import ArgumentParser
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'ArgumentParser'
 2 | import Foundation
 3 |
   :
40 |
41 | struct NDR: ParsableCommand {
42 |     static let configuration = CommandConfiguration(
   |                |- 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
43 |         abstract: "A Swift command-line tool to roll die",
44 |         subcommands: [Roll.self])
/Users/admin/builder/spi-builder-workspace/Sources/diceroller/main.swift:51:23: warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
49 | struct Roll: ParsableCommand {
50 |
51 |     public static let configuration = CommandConfiguration(abstract: "A Swift command-line tool to roll die")
   |                       |- warning: static property 'configuration' is not concurrency-safe because non-'Sendable' type 'CommandConfiguration' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- 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
52 |
53 |     @Argument(help: "What to roll: the amount of die, type of die (and modifier) -> 2d20+6")
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-argument-parser/Sources/ArgumentParser/Parsable Types/CommandConfiguration.swift:13:15: note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 11 |
 12 | /// The configuration for a command.
 13 | public struct CommandConfiguration {
    |               `- note: struct 'CommandConfiguration' does not conform to the 'Sendable' protocol
 14 |   /// The name of the command to use on the command line.
 15 |   ///
BUILD FAILURE 6.0 macosSpm